Approved Public Water System Laboratories PWS ID LAB NAME · Alkalinity 2320B Hach Digital Titrator Model 16900 08/23/2021 Free Chlorine 4500CL-G Hach Pocket Chlor II 08/23/2021 pH

TEXAS COMMISSION ON ENVIRONMENTAL QUALITY

PWS ID LAB NAME

The following list of laboratories are approved by the TCEQ's Drinking Water Standards Division. The list indicates each approved drinking water analyte and method for each public water system laboratory listed. For questions related to individual laboratory approval please call (512) 239-4691.

Approved Public Water System Laboratories

Lab ID: ALTP15168

Valid UntilInstrumentMethodAnalyte

3 G WSC WATER TREATMENT PLANTNAAccreditation ID:

TX1500006(512) 573-7939Phone Number:Timothy YoungContact Name:

Approval Date: 08/23/2018

Hach Digital Titrator Model 169002320BAlkalinity 08/23/2021

Hach Pocket Chlor II4500CL-GFree Chlorine 08/23/2021

Hach Sension 1150.1pH 08/23/2021

Hach Sension 12550Temperature 08/23/2021

Hach 2100P180.1Turbidity 08/23/2021

Lab ID: AL0720059


3D BUNKHOUSENAAccreditation ID:

TX0720059(254) 485-0973Phone Number:Jim Bob BerryContact Name:


Oakton AO 35613-22 pH 6+4500H-BpH 12/06/2021

Oakton AO 35613-22 pH 6+2550Temperature 12/06/2021

Lab ID: AL1160091


4 R RANCH WATER 2NAAccreditation ID:

TX1160091(903) 356-3306Phone Number:Royce ArdContact Name:


Hach DR 8504500CL-GFree Chlorine 11/20/2020

Lab ID: AL0200630


6711 HIGHWAY 332NAAccreditation ID:

TX0200630(713) 840-8200Phone Number:Libby SimonsonContact Name:


Contract LabAlkalinity 05/18/2020

Contract LabCalcium 05/18/2020

Contract LabConductivity 05/18/2020

Hach Pocket Colorimeter II4500CL-GFree Chlorine 05/18/2020

Hanna 9125150.1pH 05/18/2020

Hanna 91252550Temperature 05/18/2020

Lab ID: AL0110022


ACME BRICK ELGIN PLANTNAAccreditation ID:

TX0110022(512) 461-1114Phone Number:Don NowakContact Name:



Lab ID: AL1012155


ADAMS PLAZANAAccreditation ID:

TX1012155(713) 540-1084Phone Number:JEREK MIGGINSContact Name:


Jellas pH Meter4500H-BpH 01/03/2022

Thermometer2550Temperature 01/03/2022

Hach Pocket Colorimeter4500CL-GTotal Chlorine 01/03/2022

Wednesday, April 1, 2020 Page 1 of 182

PWS ID LAB NAME



Lab ID: AL1011569


AIR PRODUCTS LA PORTE PLANTNAAccreditation ID:

TX1011569(281) 478-3003Phone Number:Tammy GroverContact Name:


Hach DR28004500CL-GFree Chlorine 11/08/2020

Lab ID: AL0150091


ALAMO 1NAAccreditation ID:

TX0150091(615) 305-7325Phone Number:Scott Harris, PhDContact Name:


HACH Pocket Colorimeter II4500CL-GFree Chlorine 01/08/2021

HACH Pocket Colorimeter II4500CL-GTotal Chlorine 01/08/2021

Lab ID: AL1011172


ALBEMARLE HOUSTON PLANTNAAccreditation ID:

TX1011172(713) 740-1710Phone Number:Doug ThompsonContact Name:


Thermo Scientific Symphony pH Meter

4500H-BpH 12/11/2020

Thermo Scientific Symphony pH Meter

2550Temperature 12/11/2020

Lab ID: AL0450087


ALLEYTON WATER SYSTEMNAAccreditation ID:

TX0450087(512) 306-4002Phone Number:Ryan DorthContact Name:



Hach Sension+ Portable150.1pH 12/18/2020

Hach Sension+ Portable2550Temperature 12/18/2020

Hach Pocket Colorimeter II4500CL-GTotal Chlorine 12/18/2020

Lab ID: AL1930006


ALTO FRIO BAPTIST ENCAMPMENTNAAccreditation ID:

TX1930006(830) 232-5271Phone Number:Travis NelsonContact Name:


Pocket Colorimeter4500CL-GFree Chlorine 08/28/2021

Pocket Pro pH150.1pH 08/28/2021

Pocket Pro pH2550Temperature 08/28/2021

Hach TU5300SC Turbidity MeterHACH 10258Turbidity 08/28/2021

Lab ID: AL1690023


AMON G CARTER LAKE WSCNAAccreditation ID:

TX1690023(940) 841-2961Phone Number:Ross HamiltonContact Name:


Hach Pocket Pro Tester150.1pH 05/15/2021

Hach Pocket Pro Tester2550Temperature 05/15/2021



PWS ID LAB NAME



Lab ID: AL0026823


ANTEA GROUPNAAccreditation ID:

NA(512) 840-7676Phone Number:Stafford JohnsonContact Name:


Pocket Colorimeter II, MR4500CL-GFree Chlorine 06/30/2020

Hach Pocket Pro+pH150.1pH 06/30/2020

Hach Pocket Pro+pH2550Temperature 06/30/2020

Pocket Colorimeter II, MR4500CL-GTotal Chlorine 06/30/2020

Lab ID: AL1740005


APPLEBY WSCNAAccreditation ID:

TX1740005(936) 569-9782Phone Number:Bobby StanalandContact Name:


Hach HQ11d4500H-BpH 06/26/2020

Digital Thermometer2550Temperature 06/26/2020

Lab ID: AL0004400


AQUA TEXAS, INC.NAAccreditation ID:

(512) 990-4400Phone Number:Scot FoltzContact Name:

56101


Oakton pH 6+4500H-BpH 08/12/2020

Thomas Digital Therm.2550Temperature 08/12/2020

Lab ID: AL0110013


AQUA WSCT104704309Accreditation ID:

TX0110013(512) 581-0705Phone Number:Steve DunnContact Name:


Hach 39004500CL-GFree Chlorine 05/02/2022

DR9004500CL-GFree Chlorine 05/02/2022


Pocket II4500CL-GFree Chlorine 05/02/2022

Hach Sension 24500H-BpH 05/02/2022

Hanna4500H-BpH 05/02/2022

Hach Pocket Pro4500H-BpH 05/02/2022

Hach Pocket Pro2550Temperature 05/02/2022


Hanna2550Temperature 05/02/2022

DR 3900HACH 10260Total Chlorine 05/02/2022


PWS ID LAB NAME



Lab ID: ALTP14911


AQUILLA WSD SWTPNAAccreditation ID:

TX1090068 (254) 582-8947Phone Number:Brad DanielsContact Name:


HACH HQ440d2320BAlkalinity 01/28/2023

KemioCHLORDIOX PLUSChlorine Dioxide 01/28/2023

HACH 39004500CL-GFree Chlorine 01/28/2023

HACH HQ440d150.1pH 01/28/2023

NovaChem LaboratoriesContract LabPOE Chlorite 01/28/2023


City of Waco Regional Water LabContract LabTOC 01/28/2023

HACH 39004500CL-GTotal Chlorine 01/28/2023

HACH 2100N180.1Turbidity 01/28/2023

City of Waco Regional Water LabContract LabUV254 01/28/2023

Lab ID: AL0040018


ARANSAS BAY UTILITIESNAAccreditation ID:

TX0040018(361) 877-7191Phone Number:Carl StubbsContact Name:


Ultrameter II150.1pH 11/13/2020

Ultrameter II2550Temperature 11/13/2020

Lab ID: AL0040042


ARANSAS COUNTY MUD 1NAAccreditation ID:

TX0040042(361) 729-5922Phone Number:Tim DenisonContact Name:


HACH sensION pH Meter4500H-BpH 12/02/2022

HACH sensION pH Meter2550Temperature 12/02/2022

Lab ID: AL0140019


ARMSTRONG WSCNAAccreditation ID:

TX0140019(254) 721-6505Phone Number:Billy SmithContact Name:


Pocket Chlorimeter II4500CL-GFree Chlorine 06/22/2021

Pocket Chlorimeter II4500CL-GTotal Chlorine 06/22/2021

Lab ID: ALTP2359


ARROYO BRAVO WATER SUPPLY WTP NAAccreditation ID:

TX0460020(281) 827-4285Phone Number:Daniel RybickiContact Name:


HACH - Colorimeter II - LR/MR/HR4500CL-GFree Chlorine 03/23/2023

HACH - Colorimeter II - LR/MR/HR4500CL-GTotal Chlorine 03/23/2023

Lab ID: AL0700075


ASH GROVE CEMENT COMPANYNAAccreditation ID:

TX0700075(972) 723-7231Phone Number:Francisco PintoContact Name:




PWS ID LAB NAME



Lab ID: ALTP14794


ASTLAND COUNTY WATER SUPPLY DISTRICT 1 NAAccreditation ID:

TX0670019(254) 647-3294Phone Number:Ronnie TaylorContact Name:


1720D, 1720E, 2100N2130BTurbidity 06/08/2020

Lab ID: AL0150040


ATASCOSA RURAL WSCNAAccreditation ID:

TX0150040(210) 622-3901Phone Number:Mike FernandezContact Name:


Hach Pocket Colorimeter IIHACH 10260Free Chlorine 04/29/2022

Lab ID: AL1070252


ATHENS MUNICIPAL WATER AUTHORITY NAAccreditation ID:

TX1070252(903) 677-6666Phone Number:Michael FinneyContact Name:


HACH Powder Pillow2320BAlkalinity 07/31/2021


HACH Sension PH31150.1pH 07/31/2021

HACH Sension PH312550Temperature 07/31/2021

Analytical Environmental Laboratory

Contract LabTOC 07/31/2021



Analytical Environmental Laboratory

Contract LabUV254 07/31/2021

Lab ID: ALTP15093


AUSTIN WATER UTILITY - DAVIS WTPNAAccreditation ID:

TX2270001(512) 972-1700Phone Number:Richard EvertonContact Name:


Hach CL 174500CL-GFree Chlorine 11/20/2020

HACH DPD 1P14500H-BpH 11/20/2020

Foxboro I/A Series2550Temperature 11/20/2020

Hach CL 174500CL-GTotal Chlorine 11/20/2020

Hach Filter Track 6602130BTurbidity 11/20/2020

Lab ID: ALTP410790


AUSTIN WATER UTILITY - WTP 4NAAccreditation ID:

TX2270001(512) 972-2201Phone Number:Mark PentonContact Name:


Hach CL-174500CL-DFree Chlorine 11/20/2020

Hach SC 2004500H-BpH 11/20/2020

Hach SC 2002550Temperature 11/20/2020

Hach CL-174500CL-DTotal Chlorine 11/20/2020



PWS ID LAB NAME



Lab ID: ALTP15095


AUSTIN WATER UTILITY ULLRICH WTP NAAccreditation ID:

TX2270001(512) 972-1801Phone Number:Kevin FettermanContact Name:


Hach CL-174500CL-GFree Chlorine 11/20/2020

Hach SC 1004500H-BpH 11/20/2020

Hach SC 1002550Temperature 11/20/2020

Hach CL-174500CL-GTotal Chlorine 11/20/2020


Lab ID: AL1013207


B N S F CASEY YARDNAAccreditation ID:

TX1013207(713) 395-3100Phone Number:Greg CampContact Name:



Lab ID: AL2370064


BAKER HUGHES PINE ISLANDNAAccreditation ID:



Pocket Colorimeter II4500CL-DFree Chlorine 01/06/2023

Lab ID: AL1010365


BAMMEL UTILITY DISTRICTNAAccreditation ID:

TX1010365(281) 734-6820Phone Number:Sharon SalinasContact Name:


HACH POCKET COLORIMETER II4500CL-GTotal Chlorine 02/19/2023

Lab ID: AL0100011


BANDERA COUNTY FWSD 1NAAccreditation ID:

TX0100011(830) 612-2580Phone Number:Danny SmithContact Name:


Hach Pocket Colorimeter4500CL-GFree Chlorine 09/12/2021

Lab ID: AL0200501


BASF FREEPORT SITENAAccreditation ID:

TX0200501(979) 415-6950Phone Number:Brittany CannonContact Name:


A&B LabsContract LabAlkalinity 11/20/2020

A&B LabsContract LabCalcium 11/20/2020

A&B LabsContract LabConductivity 11/20/2020


Thermo Orion VersaStar VStar40A4500H-BpH 11/20/2020

A&B LabsContract LabPhosphate 11/20/2020

Thermoco ACC090C2550Temperature 11/20/2020

Hach DR 39004500CL-GTotal Chlorine 11/20/2020


PWS ID LAB NAME



Lab ID: AL1650120


BASIC ENERGY SERVICESNAAccreditation ID:

TX1650120(432) 683-1100Phone Number:Clint ElliottContact Name:


Eutech Instruments - pHTestr 30150.1pH 10/02/2022

Eutech Instruments - pHTestr 302550Temperature 10/02/2022

Lab ID: AL0120004


BAYLOR WSCNAAccreditation ID:

TX0120004(940) 888-3800Phone Number:Tommy HolubContact Name:


Hach Colorimeter II4500CL-GFree Chlorine 02/07/2021

Oakton pH 110150.1pH 02/07/2021

Oakton pH 1102550Temperature 02/07/2021

Lab ID: ALTP14873


BEACHWOOD ESTATES SWTPNAAccreditation ID:

TX1070069(512) 219-2294Phone Number:Timothy WillifordContact Name:


Titrator2320BAlkalinity 09/10/2021


HACH SensION pH314500H-BpH 09/10/2021



HACH CL174500CL-FTotal Chlorine 09/10/2021

HACH 2100N and HACH 1720E2130BTurbidity 09/10/2021


Lab ID: AL1230101


BEAUMONT TERMINALNAAccreditation ID:

TX1230101(409) 724-3221Phone Number:Gerald YoungContact Name:


Hach HQ40D4500H-BpH 08/31/2020

Hach SL1000HACH 10260Total Chlorine 08/31/2020

Lab ID: ALTP410879


BELL COUNTY WCID - SWTP 1NAAccreditation ID:

TX0140016(254) 939-2481Phone Number:Jason "JD" DominguezContact Name:


Hach Method 8203 Titration2320BAlkalinity 03/20/2022

Pocket Colorimeter II4500CL-GFree Chlorine 03/20/2022

Oakton pH 7004500H-BpH 03/20/2022

Mercury Filled Thermometer2550Temperature 03/20/2022

Aqua-Tech LaboratoriesContract LabTOC 03/20/2022

Pocket Colorimeter II4500CL-GTotal Chlorine 03/20/2022

Hach TU52002130BTurbidity 03/20/2022


PWS ID LAB NAME



Lab ID: ALTP410878


BELL COUNTY WCID - SWTP 2NAAccreditation ID:

TX0140016(254) 939-2481Phone Number:Jason "JD" DominguezContact Name:


Hach Method 8203 Titration2320BAlkalinity 03/20/2022


Oakton pH 7004500H-BpH 03/20/2022

Mercury Filled Thermometer2550Temperature 03/20/2022

Aqua-Tech LaboratoriesContract LabTOC 03/20/2022



Lab ID: AL0140031


BELL COUNTY WCID 3NAAccreditation ID:

TX0140031(254) 698-6885Phone Number:John JenkinsContact Name:


Hach Pocket Colorimeter 58700-004500CL-DTotal Chlorine 08/30/2022

Lab ID: AL0140024


BELL COUNTY WCID 5NAAccreditation ID:

TX0140024(254) 697-4016Phone Number:Robert JekelContact Name:


Aqua-Tech LaboratoriesContract LabAlkalinity 05/31/2021

Aqua-Tech LaboratoriesContract LabCalcium 05/31/2021

Aqua-Tech LaboratoriesContract LabConductivity 05/31/2021


Hach Pocket Pro+150.2pH 05/31/2021

Aqua-Tech LaboratoriesContract LabPhosphate 05/31/2021

Aqua-Tech LaboratoriesContract LabSilica 05/31/2021

Hach Pocket Pro+2550Temperature 05/31/2021


Lab ID: AL0140007


BELL MILAM FALLS WSCNAAccreditation ID:












PWS ID LAB NAME



Lab ID: ALTP15077


BENBROOK WATER AUTHORITY WATER PLANT NAAccreditation ID:

TX2200029(817) 249-1250Phone Number:Mitchell RichardContact Name:


Titration2320BAlkalinity 10/25/2020

Hach Amperometric Titrator4500CLO2-EChlorine Dioxide 10/25/2020

Hach Amperometric Titrator4500CLO2-EChlorite 10/25/2020


Hach HQ11d4500H-BpH 10/25/2020

Hach HQ11d2550Temperature 10/25/2020

PaceContract LabTOC 10/25/2020

Hach 2100N180.1Turbidity 10/25/2020

Lab ID: AL1630034


BENTON CITY WSCNAAccreditation ID:

TX1630034(830) 709-3254Phone Number:Lloyd ScottContact Name:


Oakton Ph testr 304500H-BpH 06/12/2021

Oakton Ph testr 302550Temperature 06/12/2021

Lab ID: AL0270114


BERTRAM WOODS SUBDIVISIONNAAccreditation ID:

TX0270114(830) 693-2963Phone Number:Ricky RoweContact Name:


Aqua-Tech Laboratories, IncContract LabAlkalinity 10/05/2020

Aqua-Tech Laboratories, IncContract LabCalcium 10/05/2020

Aqua-Tech Laboratories, IncContract LabConductivity 10/05/2020


Oakton pH Testr 304500H-BpH 10/05/2020

Standard Digital Thermometer2550Temperature 10/05/2020

Lab ID: AL1260017


BETHESDA WSCNAAccreditation ID:

TX1260017(817) 295-2131Phone Number:Carl NovakContact Name:



Lab ID: AL1230087


BIG HILL STRATEGIC PETROLEUM RESERVE NAAccreditation ID:

TX1230087(409) 981-8232Phone Number:Sylvian BelaireContact Name:


DR900 Portable Colorimeter4500CL-GTotal Chlorine 12/04/2020

Lab ID: AL2500019


BIG WOOD SPRINGS WATER SYSTEMNAAccreditation ID:

TX2500019Phone Number:Contact Name:Approval Date: 03/07/2018

Hach Chlorine, Free test kit4500CL-GFree Chlorine 03/07/2021


PWS ID LAB NAME



Lab ID: AL0009378


BIO-WEST, Inc.NAAccreditation ID:

(832) 595-9064Phone Number:Dyer SchlitzkusContact Name:


YSI 6920150.1pH 06/24/2020

YSI 69202550Temperature 06/24/2020

Lab ID: AL1780030


BISHOP FACILITYNAAccreditation ID:

TX1780030(361) 584-6104Phone Number:Hector GonzalesContact Name:


DR 890/DR 9004500CL-FFree Chlorine 03/28/2021

Lab ID: ALTP21364


BLAIR WSC SWTPNAAccreditation ID:

TX2210024(325) 669-4320Phone Number:Dennis OrsbornContact Name:


HACH - Colorimeter II - LR/HR4500CL-GFree Chlorine 08/27/2022

HACH - Colorimeter II - LR/HR4500CL-GTotal Chlorine 08/27/2022

Lab ID: AL1500033


BLUEBONNET COVE MOBILE HOME PARK NAAccreditation ID:

TX1500033(512) 756-3050Phone Number:Tim CarltonContact Name:



Hach HQ11d150.1pH 06/11/2022

HB Instrument Thermometer2550Temperature 06/11/2022

Lab ID: AL0140162


BLUEBONNET WSCNAAccreditation ID:

TX0140162(254) 986-2949Phone Number:Adalit OrtizContact Name:


Titration-color change procedure2320 BAlkalinity 12/11/2020

AMPEROMETRIC TITRATORSM 4500-CLO2 EChlorine Dioxide 12/11/2020

AMPEROMETRIC TITRATORSM 4500-CLO2 EChlorite (at EP) 12/11/2020

HACH DR4000SM 4500-CL GFree Chlorine 12/11/2020

HACH HQ11D150.1pH 12/11/2020

HACH HQ11D2550Temperature 12/11/2020


HACH DR4000SM 4500-CL GTotal Chlorine 12/11/2020

HACH 1720E180.1Turbidity 12/11/2020

Lab ID: AL0270018


BONANZA BEACHNAAccreditation ID:






PWS ID LAB NAME



Lab ID: AL2370072


BORAL ROOFINGNAAccreditation ID:

TX2370072(713) 737-5938Phone Number:Lisa BrooksContact Name:



Lab ID: AL1550074


BOSQUE BASIN WSCNAAccreditation ID:

TX1550074(254) 723-1834Phone Number:Charles D. Brandon, Jr.Contact Name:


HACH Pocket Colorimeter4500CL-GFree Chlorine 01/28/2023

Lab ID: AL0200610


BRAZORIA COUNTY MUD 21NAAccreditation ID:




Lab ID: AL0200706


BRAZORIA COUNTY MUD 22NAAccreditation ID:





PWS ID LAB NAME



Lab ID: AL1110100


BRAZOS REGIONAL PUA SWATSNAAccreditation ID:

TX1110100(682) 500-1690Phone Number:Shellee HubbardContact Name:


Orion Star A2112320BAlkalinity 03/01/2022

Orion 940/960, Hach HQ440d2320BAlkalinity 03/01/2022

Hach Amperometric Titrator #19300

4500CLO2-EChlorine Dioxide 03/01/2022

PalintestCHLORDIOX PLUSChlorine Dioxide 03/01/2022

Hach Amperometric Titrator #19300Amperometric Titrator

4500CLO2-EChlorite (at EP) 03/01/2022

NovaChem Laboratories, IncContract LabChlorite (at EP) 03/01/2022

PalintestCHLORDIOX PLUSChlorite (at EP) 03/01/2022

Hach SL1000, CDC401 probe2510BConductivity 03/01/2022

YSI 3200; YSI 3252 probe2510BConductivity 03/01/2022

PalintestCHLOROSENSEFree Chlorine 03/01/2022

Orion Star A2114500H-BpH 03/01/2022

Orion 940/960, Hach HQ440d4500H-BpH 03/01/2022

Online Hach pHDsc4500H-BpH 03/01/2022

Thermofisher thermocouple2550Temperature 03/01/2022

Orion ATC probe2550Temperature 03/01/2022

Online Hach pHDsc2550Temperature 03/01/2022

Sievers M5310C5310CTOC 03/01/2022


Chemtrac HydroACT 300HACH 10260Total Chlorine 03/22/2022

Hach 2100N2130BTurbidity 03/01/2022

Hach 2100AN, Hach TU52002130BTurbidity 03/01/2022

Online Hach 5300sc & 5400sc2130BTurbidity 03/01/2022

Lab ID: ALTP14711


BRAZOSPORT WATER AUTHORITYNAAccreditation ID:

TX0200497(979) 824-4220Phone Number:Eddie EasterlingContact Name:


Electrimetric Titrator2320BAlkalinity 10/01/2022

Amperometric Titrator4500CLO2-EChlorine Dioxide 10/01/2022

Amperometric Titrator4500CLO2-EChlorite 10/01/2022

Sens ion52510BConductivity 10/01/2022


Oakton PH1504500H-BpH 10/01/2022

DR 6000 Spectrophotometer365.1Phosphate 10/01/2022

GLI Pro2550Temperature 10/01/2022

Hach P3500DW415.3TOC 10/01/2022

Hach CL174500CL-FTotal Chlorine 10/01/2022

Hach 2100ANHACH 10133Turbidity 10/01/2022


PWS ID LAB NAME



Lab ID: AL1011550


BRIDGESTONE MUDNAAccreditation ID:




Lab ID: AL1120011


BRINKER WSCNAAccreditation ID:

TX1120011(903) 885-8888Phone Number:Scott CoursonContact Name:


HACH POCKET PRO PH150.3pH 03/27/2022

HACH POCKET PRO PH2550Temperature 03/27/2022

Lab ID: AL1760002


BROOKELAND FWSD - TOLEDO VILLAGE WSC NAAccreditation ID:

TX1760002(409) 698-2100Phone Number:Joshua CulbertContact Name:


Sension4500H-BpH 10/11/2020

Sension2550Temperature 10/11/2020

Lab ID: AL0250014


BROWN COUNTY WID 1NAAccreditation ID:

TX0250014(325) 646-9356Phone Number:Leslie Cody ShannonContact Name:



Hach DR 50004500CL-DFree Chlorine 12/19/2021

Hach H260g4500H-BpH 12/19/2021

VWR International2550Temperature 12/19/2021

LCRA LabsContract LabTOC 12/19/2021

Hach DR 50004500CL-DTotal Chlorine 12/19/2021

Hach-1720 E; Hach 2100N Turbidimeter

2130BTurbidity 12/19/2021

Lab ID: ALTP14744


BROWNSVILLE PUBLIC UTILITIES BOARD PLANT 1 NAAccreditation ID:

TX0310001(956) 983-6488Phone Number:Domingo Cortez Jr.Contact Name:


DR 39004500CL-GFree Chlorine 02/26/2022

HQ440d4500H-BpH 02/26/2022

HQ440d2550Temperature 02/26/2022

DR 39004500CL-GTotal Chlorine 02/26/2022

TU 5200HACH 10258Turbidity 02/26/2022


PWS ID LAB NAME



Lab ID: ALTP14743


BROWNSVILLE PUBLIC UTILITIES BOARD PLANT 2 NAAccreditation ID:

TX0310001(956) 983-6473Phone Number:Jacob GalvanContact Name:



HQ411d4500H-BpH 02/26/2022

HQ411d2550Temperature 02/26/2022



Lab ID: ALTP16772


BRUSHY CREEK MUD WTPNAAccreditation ID:

TX2460061(512) 255-7871Phone Number:William CarrContact Name:



Hach DR3900/Hach Cl174500CL-GFree Chlorine 04/30/2022

Hach HQ40d150.1pH 04/30/2022


Hach DR3900/Hach Cl174500CL-GTotal Chlorine 04/30/2022

Hach TU5200/TU5300SC/TU5400SC

HACH 10258Turbidity 04/30/2022

Lab ID: AL1330158


BUCKHORN LAKE RESORTNAAccreditation ID:

TX1330158(830) 928-1633Phone Number:Jerry HefleyContact Name:



Lab ID: AL1550096


C S COMMUNITY WSCNAAccreditation ID:

TX1550096(254) 723-1834Phone Number:Charles D. Brandon, Jr.Contact Name:



Lab ID: AL2040038


CAMILLA TWIN HARBORNAAccreditation ID:

TX2040038(512) 990-4400Phone Number:Joaquin MontesContact Name:


HACH POCKET COLORIMETER II4500CL-GFree Chlorine 06/22/2021


Lab ID: AL2040002


CAMILLA WSCNAAccreditation ID:

TX2040002(936) 653-2241Phone Number:Cynthia FoxworthContact Name:




PWS ID LAB NAME



Lab ID: AL2390059


CAMP FOR ALLNAAccreditation ID:

TX2390059(979) 739-1709Phone Number:Dustin LozanoContact Name:


Hach 5870000 Pocket Colorimeter4500CL-GFree Chlorine 03/07/2021

Lab ID: AL1500045


CAMP LONGHORN MAIN CAMPNAAccreditation ID:

TX1500045(512) 793-2811Phone Number:Robby RobertsonContact Name:


Tensette Titrator2320BAlkalinity 05/07/2022

CL17HACH 10260Free Chlorine 05/07/2022

Pocket Pro II Hach150.1pH 05/07/2022

Hach2550Temperature 05/07/2022

Aqua-TechContract LabTOC 05/07/2022

1720EHACH 10133Turbidity 05/07/2022

Lab ID: AL0100023


CAMP SIONITONAAccreditation ID:

TX0100023(830) 796-3510Phone Number:Rudolf PollabauerContact Name:


HACH COLORIMETER4500CL-GFree Chlorine 09/09/2022

Lab ID: AL1330172


CAMP VERDE GENERAL STORE & RESTAURANT NAAccreditation ID:

TX1330172(903) 305-3548Phone Number:Daniel HicksContact Name:



Lab ID: AL0270115


CANYON OF THE EAGLES PARKNAAccreditation ID:

TX0270115(512) 730-5633Phone Number:Julie PodbielskiContact Name:



Lab ID: AL0270131


CAPSTONE SUBDIVISIONNAAccreditation ID:



sensION+ PH1DL150.1pH 01/03/2023

sensION+ PH1DL2550Temperature 01/03/2023

Lab ID: AL0560018


CARGILL SWEET BRAN DALHART PWS NAAccreditation ID:

TX0560018(402) 613-9832Phone Number:Mark O'RearContact Name:


Hach II4500CL-GFree Chlorine 06/01/2021

Oakton pH 6+4500H-BpH 06/01/2021

Oakton pH 6+2550Temperature 06/01/2021


PWS ID LAB NAME



Lab ID: ALTP14875


CAROLYNN ESTATES SWTPNAAccreditation ID:




HACH DR9004500CL-GFree Chlorine 10/10/2021

HACH HQ311D4500H-BpH 10/10/2021






Lab ID: ALTP14922


CASH SUD WTPNAAccreditation ID:

TX1160018(903) 883-2443Phone Number:Ron MooreContact Name:


Nalagene Titration Tube2320BAlkalinity 08/13/2021

Hach CL174500CL-GFree Chlorine 08/13/2021

Hach +Sesion PH 34500H-BpH 08/13/2021

Hach +Sesion PH 32550Temperature 08/13/2021


Hach CL174500CL-DTotal Chlorine 08/13/2021

Hach 2100 N180.1Turbidity 08/13/2021

Lab ID: AL0270047


CASSIE WATER SYSTEMNAAccreditation ID:

TX0270047(325) 379-1329Phone Number:Cody LewisContact Name:


Hach Pocket Pro + pH tester4500H-BpH 03/09/2021

Hach Pocket Pro + pH tester2550Temperature 03/09/2021

Lab ID: AL1011833


CASTLEWOOD MUDNAAccreditation ID:




Lab ID: ALTP14790


CCITY OF DENTON - LAKE LEWISVILLE SWTP NAAccreditation ID:

TX0610002(940) 349-7626Phone Number:Marla WhiteContact Name:


Hach 1720E & TU5300HACH 10258Turbidity 06/10/2022

Lab ID: AL0360044


CEDAR BAYOU ELECTRIC GENERATING NAAccreditation ID:

TX0360044(281) 383-4254Phone Number:Jennifer FallineContact Name:





PWS ID LAB NAME



Lab ID: AL0140161


CENTRAL TEXAS WSCNAAccreditation ID:

TX0140161(254) 698-2779Phone Number:Lee KelleyContact Name:


Digital Titrator2320BAlkalinity 02/19/2022

AT10004500CLO2-EChlorine Dioxide 02/19/2022

AT10004500CLO2-EChlorite (at EP) 02/19/2022

HQ40D2510BConductivity 02/19/2022


HQ40D150.1pH 02/19/2022

HQ40D2550Temperature 02/19/2022

LCRA LabContract LabTOC 02/19/2022

DR50004500CL-GTotal Chlorine 02/19/2022

TU5200HACH 10258Turbidity 02/19/2022

Lab ID: ALTP410069


CENTRAL TEXAS WSC - DOCK L CURB MEMBRANE SWTP NAAccreditation ID:








HQ40D150.1pH 03/13/2022





Lab ID: ALTP14702


CENTRAL TEXAS WSC SWTP - PLANT 1 NAAccreditation ID:








HQ40D150.1pH 03/13/2022






PWS ID LAB NAME



Lab ID: ALTP15171


CENTRAL TEXAS WSC SWTP - PLANT 2 NAAccreditation ID:








HQ40D150.1pH 03/13/2022





Lab ID: AL1010233


CHAMPIONS MUDNAAccreditation ID:




Lab ID: AL1030011


CHANNING WATER WORKSNAAccreditation ID:

TX1030011(806) 235-3106Phone Number:Brent LoudderContact Name:


Pocket ColorimeterHACH 10260Free Chlorine 06/06/2022

Lab ID: ALTP14881


CHEROKEE SHORES WTPNAAccreditation ID:





HACH HQ311D4500H-BpH 09/07/2021




HACH 2100N; HACH 1720E2130BTurbidity 09/07/2021



PWS ID LAB NAME



Lab ID: AL0020018


CHEVRON DOLLARHIDENAAccreditation ID:

TX0020018(713) 953-4775Phone Number:Dana SchmidtContact Name:


LCRAContract LabCalcium 01/15/2023

LCRAContract LabConductivity 01/15/2023

DR300 Pocket Colorimeter4500CL-GFree Chlorine 01/15/2023

Myron PT2 Ultrapen4500H-BpH 01/15/2023

LCRAContract LabPhosphate 01/15/2023

LCRAContract LabSilica 01/15/2023

Myron PT2 Ultrapen2550Temperature 01/15/2023

Lab ID: AL1650139


CHEVRON M11270NAAccreditation ID:




Myron PT2 Ultrapen4500H-BpH 01/15/2023


Lab ID: AL0020010


CHEVRON MABEE OFFICE WSNAAccreditation ID:




Myron PT2 Ultrapen4500CL-GpH 01/15/2023


Lab ID: AL0200551


CHEVRON PHILLIPS CLEMENS TERMINAL NAAccreditation ID:

TX0200551(979) 491-5730Phone Number:Glenn HeilContact Name:


Hach Pocket Colorimeter II, 58700-00

4500CL-GFree Chlorine 02/07/2022

Hach O-PhO4 Test Kit, PO-194500P-EOrthophosphate 02/07/2022

Thermo Scientific, Oakton OKPH150

4500H-BpH 02/07/2022



Lab ID: AL0200683


CHEVRON PHILLIPS PE SITENAAccreditation ID:



Hach Pocket Colorimeter ll, 58700-00



4500H-BpH 12/06/2021




PWS ID LAB NAME



Lab ID: AL0200583


CHEVRON PHILLIPS REC CENTERNAAccreditation ID:



Hach Pocket Colorimeter ll, 58700-00



4500H-BpH 12/06/2021



Lab ID: AL1010910


CHIMNEY HILL MUDNAAccreditation ID:




Lab ID: AL1550021


CHINA SPRING WATERNAAccreditation ID:


56109




Lab ID: AL0220022


CHISOS BASIN WTPNAAccreditation ID:

TX0220022(432) 477-1159Phone Number:Mark ShulerContact Name:





MicroTOLHACH 10133Turbidity 02/26/2021

Lab ID: AL1520219


CHRISTIAN LIFE CENTERNAAccreditation ID:

TX1520219(806) 790-9227Phone Number:Stephen MacPhieContact Name:



Hach Pocket Pro +150.1pH 05/31/2020

Hach Pocket Pro +2550Temperature 05/31/2020

Lab ID: AL0100091


CIELO RIO RANCH WATER SYSTEMNAAccreditation ID:

TX0100091(830) 765-5210Phone Number:Daniel BigottContact Name:



Thermo Orion 3 Star Portable4500H-BpH 10/15/2021

Thermo Orion 3 Star Portable2550Temperature 10/15/2021


PWS ID LAB NAME



Lab ID: ALTP10825


CIMARRON COUNTRY WTPNAAccreditation ID:


56109




Lab ID: AL2210001


CITY OF ABILENENAAccreditation ID:

TX2210001(325) 676-6041Phone Number:Michael MichaudContact Name:


Burette2320BAlkalinity 12/28/2021

Severn Trent 17T2000-012ABD4500CLO2-EChlorine Dioxide 12/28/2021

Palin ChlordioX PlusCHLORDIOX PLUSChlorine Dioxide 12/28/2021

Severn Trent 17T2000-012ABD4500CLO2-EChlorite (at EP) 12/28/2021

Palin ChlordioX PlusCHLORDIOX PLUSChlorite (at EP) 12/28/2021

Orion Star4500H-BpH 12/28/2021

Orion Star2550Temperature 12/28/2021

DR850/DR900HACH 10260Total Chlorine 12/28/2021

Burette4500CL-FTotal Chlorine 12/28/2021

Hach 2100N/Hach 2100AN2130BTurbidity 12/28/2021

Lab ID: ALTP15082


CITY OF ABILENE - GRIMES WTPNAAccreditation ID:

TX2210001(325) 676-6429Phone Number:John HillContact Name:







Burette4500CL-FFree Chlorine 12/28/2021

ThermoOrion 920A4500H-BpH 12/28/2021




Hach Turbidity Meter 2100N2130BTurbidity 12/28/2021


PWS ID LAB NAME



Lab ID: ALTP20049


CITY OF ABILENE - HARGESHEIMER WTP NAAccreditation ID:

TX2210001(325) 676-6429Phone Number:Garry HoustonContact Name:








ThermoOrion 410A+4500H-BpH 12/28/2021





Lab ID: ALTP15083


CITY OF ABILENE - NORTHEAST WTPNAAccreditation ID:

TX2210001(325) 676-6037Phone Number:Brandon HarrisContact Name:








ThermoOrion Dual Star4500H-BpH 12/28/2021






PWS ID LAB NAME



Lab ID: ALTP22070


CITY OF ALBANY WTPNAAccreditation ID:

TX2090001(325) 762-3133Phone Number:David BalesContact Name:




Palin Test KitCHLORDIOX PLUSChlorine Dioxide 01/11/2021

Hach Autocat 90004500CLO2-EChlorine Dioxide 01/11/2021

Hach Autocat 90004500CLO2-EChlorite 01/11/2021

Palin Test KitCHLORDIOX PLUSChlorite 01/11/2021

SL-1000HACH 10260Free Chlorine 01/11/2021

Hach 890; CL174500CL-GFree Chlorine 01/11/2021

Hach HQ11d4500H-BpH 01/11/2021

Mercury filled thermometer2550Temperature 01/11/2021


SL-1000HACH 10260Total Chlorine 01/11/2021

Hach 890; CL174500CL-GTotal Chlorine 01/11/2021

Filtertrak 660SC, 1720E, 2100NHACH 10133Turbidity 01/11/2021

Lab ID: ALTP14944


CITY OF ALICE WTP LABNAAccreditation ID:

TX1250001(361) 664-9082Phone Number:Roel GonzalezContact Name:


Titration color change2320BAlkalinity 09/26/2021

Amperometric Titrator 193004500CLO2-EChlorine Dioxide 09/26/2021

Amperometric Titrator 193004500CLO2-EChlorite (at EP) 09/26/2021

Hach HQ411d ph/mv150.1pH 09/26/2021

Hach HQ411d ph/mv2550Temperature 09/26/2021



Hach 1720E Low Range NTU180.1Turbidity 09/26/2021

Lab ID: AL1400006


CITY OF AMHERSTNAAccreditation ID:

TX1400006Phone Number:Contact Name:Approval Date: 03/22/2018

Milwaukee Model MW1004500H-BpH 03/22/2021

Waterproof Electronic Thermometer



PWS ID LAB NAME



Lab ID: AL0360001


CITY OF ANAHUACNAAccreditation ID:

TX0360001(409) 277-9079Phone Number:Sidney BradleyContact Name:


HACH TITRATOR2320BAlkalinity 06/01/2021

PALIN TESTCHLORDIOX PLUSChlorine Dioxide 06/01/2021

PALIN TESTCHLORDIOX PLUSChlorite 06/01/2021


HACH SENSION P31150.1pH 06/01/2021

HACH SENSION P312550Temperature 06/01/2021

EASTEXContract LabTOC 06/01/2021



Lab ID: AL0430027


CITY OF ANNANAAccreditation ID:

TX0430027(972) 924-4510Phone Number:Troy HopkinsContact Name:



Hach Pocket Pro +4500H-BpH 11/07/2022


Hach DR9004500CL-GTotal Chlorine 11/07/2022

Lab ID: ALTP18537


CITY OF ANNONA WTPNAAccreditation ID:

TX1940004(903) 870-8520Phone Number:James ShumakeContact Name:


HACH - Colorimeter II - LR, HR4500CL-GFree Chlorine 03/28/2022

HACH - Colorimeter II - LR, HR4500CL-GTotal Chlorine 03/28/2022

Lab ID: AL1070005


CITY OF ATHENSNAAccreditation ID:

TX1070005(903) 677-6666Phone Number:

Contact Name:Approval Date: 08/02/2017




PWS ID LAB NAME



Lab ID: 48104


CITY OF AUSTIN WU WQLT104704296Accreditation ID:

TX2270001 (512) 972-1427Phone Number:Sergio ResendezContact Name:


Orion pH/ISE meter & Class A Buret

2320BAlkalinity 11/20/2020

Class A Buret3500CA-BCalcium 11/20/2020

Orion 3Star/EDT Re TXCond meter2510BConductivity 11/20/2020

Hach Cl2 Pocket II, DR820, DR7004500CL-GFree Chlorine 11/20/2020

Thermo Orion pH/ISE meter4500H-BpH 11/20/2020

Hitachi U2800 UV/Vis Spec4500P-EPhosphate 11/20/2020

Thermometer, Orion Star A3242550Temperature 11/20/2020

OI Analytical (Aurora1030W)5310CTOC 11/20/2020

Hach Cl2 Pocket II, DR820, DR7004500CL-GTotal Chlorine 11/20/2020

Hach 2100AN/N Benchtop2130BTurbidity 11/20/2020

Hitachi U2900 UV/Vis Spec5910BUV254 11/20/2020

Lab ID: ALTP15069


CITY OF AZLE WTPNAAccreditation ID:

TX2200002(817) 444-3751Phone Number:Brad GearyContact Name:


Titration Equipment 0.02N Sulfuric Acid


Titration Equipment - EDTA Titration

3500-CA BCalcium 11/20/2022

HACH 3900 Spectrophotometer4500CL-GFree Chlorine 11/20/2022


LCRA Environmental Laboratory Service

Contract LabPhosphate 11/20/2022

LCRA Environmental Laboratory Service

Contract LabPOE Chlorite 11/20/2022

Orion Star A2112550Temperature 11/20/2022

City of Ft. Worth Centralized Laboratory


HACH 3900 Spectrophotometer4500CL-GTotal Chlorine 11/20/2022

HACH TU5200HACH 10258Turbidity 11/20/2022


PWS ID LAB NAME



Lab ID: ALTP14741


CITY OF BAIRD WTPNAAccreditation ID:

TX0300001(325) 854-1212Phone Number:Steve CrowContact Name:


SL10002320BAlkalinity 10/07/2022


HQ430D Flexi4500H-BpH 10/07/2022

HQ430D Flexi2550Temperature 10/07/2022

Ana-LabContract LabTOC 10/07/2022


TU52002130BTurbidity 10/07/2022

Ana-LabContract LabUV254 10/07/2022

Lab ID: ALTP20543


CITY OF BALLINGER WTPNAAccreditation ID:

TX2000001(325) 365-3116Phone Number:Ryan KoenigContact Name:


Hach Digital Titrator2320BAlkalinity 04/01/2022


Hach Amperometric Titrator4500CLO2-EChlorite (at EP) 04/01/2022

Hach sensION378150.1pH 04/01/2022

Hach sensION3782550Temperature 04/01/2022


Hach TU5200180.1Turbidity 04/01/2022

Lab ID: AL0110001


CITY OF BASTROPNAAccreditation ID:

TX0110001(512) 718-3185Phone Number:Curtis HancockContact Name:


Hach sensION + PH14500H-BpH 01/24/2021

Hach sensION + PH12550Temperature 01/24/2021


PWS ID LAB NAME



Lab ID: 48109


CITY OF BEAUMONT SWTPT104704341Accreditation ID:

TX1230001(409) 880-3785Phone Number:Barry MillerContact Name:


Titration Burette2320BAlkalinity 10/07/2022

Sabine River AuthorityContract LabCalcium 10/07/2022

Sabine River AuthorityContract LabConductivity 10/07/2022


Hach CL 174500CL-GFree Chlorine 10/07/2022

Hach SL 1000HACH 10260Free Chlorine 10/07/2022

Sabine River AuthorityContract LabHardness 10/07/2022

Hach Pocket Pro Tester4500H-BpH 10/07/2022

Fisher Accumet XL1504500H-BpH 10/07/2022

Sabine River AuthorityContract LabPhosphate 10/07/2022

Glass Thermometer2550Temperature 10/07/2022

GE Sievers 5310 C5310CTOC 10/07/2022



Hach SL 1000HACH 10260Total Chlorine 10/07/2022

TL2300180.1Turbidity 10/07/2022

TU52002130BTurbidity 10/07/2022

Hach 1720E2130BTurbidity 10/07/2022


Lab ID: ALTP14697


CITY OF BEEVILLE MORRILL WTPNAAccreditation ID:

TX0130001(956) 376-0891Phone Number:Rey Hinojosa Jr.Contact Name:


Hach HQ411d2320BAlkalinity 11/17/2020

Severn Trent4500CLO2-EChlorine Dioxide 11/17/2020

Severn Trent4500CLO2-EChlorite 11/17/2020


Hach HQ411d4500H-BpH 11/17/2020


City of Corpus ChristiContract LabTOC 11/17/2020

Hach Colorimeter II4500CL-GTotal Chlorine 11/17/2020


City of Corpus ChristiContract LabUV254 11/17/2020

Lab ID: AL1920001


CITY OF BIG LAKENAAccreditation ID:

TX1920001(325) 450-1146Phone Number:Edward MarquezContact Name:


Hach pocket colorimeter II4500CL-GFree Chlorine 01/10/2021

Hach sension1 Ph meter4500H-BpH 01/10/2021

Hach sension1 Ph meter2550Temperature 01/10/2021


PWS ID LAB NAME



Lab ID: AL1300001


CITY OF BOERNENAAccreditation ID:

TX1300001(210) 360-9129Phone Number:Roy BurgessContact Name:



Hach Cl2 174500CL-GFree Chlorine 06/12/2021

Orion 420A4500H-BpH 06/12/2021

Enviro-Safe2550Temperature 06/12/2021


Lab ID: 48114


CITY OF BORGER WTPT104704306Accreditation ID:

TX1170001(806) 273-0965Phone Number:Donny HughesContact Name:


Titration Set Up2320BAlkalinity 09/23/2022

Titration Set Up3500CA-DCalcium 09/23/2022

HACH 446002510BConductivity 09/23/2022

HACH DR 20004500CL-GFree Chlorine 09/23/2022

Orion Star A111/HACH Pocket Pro+

150.1pH 09/23/2022

Durac Plus2550Temperature 09/23/2022

HACH 2100P180.1Turbidity 09/23/2022

Lab ID: AL2490003


CITY OF BRIDGEPORTNAAccreditation ID:

TX2490003(940) 781-5270Phone Number:John FluhartyContact Name:


HACH Digital Titrator2320BAlkalinity 01/18/2022


HACH Sension 1564500H-BpH 01/18/2022

HACH Sension 1562550Temperature 01/18/2022

HACH Pocket Colorimeter II/CL174500CL-GTotal Chlorine 01/18/2022

2100N Benchtop TurbidimeterHACH 10258Turbidity 01/18/2022

Lab ID: ALTP14771


CITY OF BRONTENAAccreditation ID:

TX0410001(325) 473-3501Phone Number:Ricky RoyallContact Name:



OAKTON 510 SERIES PH AND TEMP150.1pH 02/15/2021

OAKTON 510 SERIES PH AND TEMP2550Temperature 02/15/2021



HACH 2100 N TURBIDIMETER2130BTurbidity 02/15/2021


PWS ID LAB NAME



Lab ID: AL1210048


CITY OF BROWNDELLNAAccreditation ID:

TX1210048(409) 594-0399Phone Number:Suzy HebertContact Name:




Lab ID: AL1450001


CITY OF BUFFALONAAccreditation ID:

TX1450001(903) 322-4741Phone Number:Julie UptmorContact Name:



Lab ID: ALTP16640


CITY OF BUFFALO GAP - MASTER METER WTP NAAccreditation ID:

TX2210003(325) 370-5796Phone Number:Dana SowellContact Name:


Hach 587004500CL-GFree Chlorine 06/27/2022

Hach Pocket Pro150.1pH 06/27/2022


Hach 587004500CL-GTotal Chlorine 06/27/2022

Lab ID: ALTP14991


CITY OF CAMERON SWTPNAAccreditation ID:

TX1660001(806) 778-8280Phone Number:Brandon WhiteContact Name:


SL10002320BAlkalinity 03/20/2022

SL10004500CL-GFree Chlorine 03/20/2022

HQ411D4500H-BpH 03/20/2022


BioChem LabsContract LabTOC 03/20/2022

SL10004500CL-GTotal Chlorine 03/20/2022

2100N180.1Turbidity 03/20/2022

Lab ID: AL1930001


CITY OF CAMP WOODNAAccreditation ID:

TX1930001(830) 597-2265Phone Number:Merced Gonzales Jr.Contact Name:



Sension Hach Ph31150.1pH 02/09/2021

Sension Hach Ph312550Temperature 02/09/2021


PWS ID LAB NAME



Lab ID: AL2340001


CITY OF CANTONNAAccreditation ID:

TX2340001(903) 567-4434Phone Number:Ron FieldsContact Name:


Ana-LabContract LabAlkalinity 11/22/2022

Ana-LabContract LabCalcium 11/22/2022

Ana-LabContract LabConductivity 11/22/2022

CL17 CHLORINE ANALYZER4500CL-GFree Chlorine 11/22/2022

HACH pH SENSOR4500H-BpH 11/22/2022

Ana-LabContract LabPhosphate 11/22/2022

Ana-LabContract LabPOE Chlorite 11/22/2022

Ana-LabContract LabSilica 11/22/2022

HACH pH SENSOR2550Temperature 11/22/2022


CL17 CHLORINE ANALYZER4500CL-GTotal Chlorine 11/22/2022

HACH 1720E & 2100Q180.1Turbidity 11/22/2022


Lab ID: AL0670015


CITY OF CARBONNAAccreditation ID:

TX0670015(254) 631-6777Phone Number:Chad GosrellContact Name:


Hach4500CL-GFree Chlorine 11/16/2020

EuTech Instrument/Oakton150.1pH 11/16/2020

EuTech Instrument/Oakton2550Temperature 11/16/2020

Hach4500CL-GTotal Chlorine 11/16/2020

Lab ID: AL0570034


CITY OF CARROLLTONNAAccreditation ID:

TX0570034(972) 466-4223Phone Number:Michael JobeContact Name:


Hanna Instruments pHep4150.1pH 09/25/2022

Hanna Instruments pHep42550Temperature 09/25/2022


Lab ID: AL2460009


CITY OF CEDAR PARKNAAccreditation ID:

TX2460009(512) 401-5550Phone Number:Thomas DawkinsContact Name:



HACH CL17, DR3900, DR9004500CL-GFree Chlorine 05/23/2022

Hach SL 1000150.1pH 09/26/2020

Hach SL 10002550Temperature 09/26/2020

Hach SL 10004500CL-GTotal Chlorine 05/23/2022

HACH CL17, DR3900, DR9004500CL-GTotal Chlorine 05/23/2022

TU5300SC w/SC200 Controller, TU5200



PWS ID LAB NAME



Lab ID: ALTP15055


CITY OF CENTER AIKEN SWTPNAAccreditation ID:

TX2100001(936) 598-2941Phone Number:Marcus CameronContact Name:


Buret Titration2320BAlkalinity 07/31/2021


Hach DPD1P1150.1pH 07/31/2021

Hach DPD1P12550Temperature 07/31/2021

Eastex Environmental Lab, Inc.Contract LabTOC 07/31/2021


Hach TU5200HACH 10258Turbidity 07/31/2021

Lab ID: ALTP15163


CITY OF CENTER MILL CREEK SWTPNAAccreditation ID:

TX2100001(936) 598-2941Phone Number:Marcus CameronContact Name:




Hach DPD1P1150.1pH 07/31/2021

Hach DPD1P12550Temperature 07/31/2021

Eastex Environmental Lab, Inc.Contract LabTOC 07/31/2021



Lab ID: AL0200004


CITY OF CLUTENAAccreditation ID:

TX0200004(979) 265-7939Phone Number:John W. WilkinsonContact Name:


HACH SL10004500H-BpH 03/17/2023

HACH SL10002550Temperature 03/17/2023

Lab ID: ALTP14774


CITY OF COLEMAN WTPNAAccreditation ID:

TX0420001(325) 625-5114Phone Number:Toby TerryContact Name:



SL-10004500CL-GFree Chlorine 05/15/2022

SENSIONS34500H-BpH 05/15/2022

SENSIONS32550Temperature 05/15/2022


SL-10004500CL-GTotal Chlorine 05/15/2022

Hach 2100Q2130BTurbidity 05/15/2022


PWS ID LAB NAME



Lab ID: AL0210002


CITY OF COLLEGE STATIONNAAccreditation ID:

TX0210002(979) 764-6312Phone Number:James BoykinContact Name:


HACH PC II/DR3004500CL-GFree Chlorine 03/18/2023

OAKTON pH 30 TESTER4500H-BpH 03/18/2023

OAKTON pH 30 TESTER2550Temperature 03/18/2023

Lab ID: AL1680001


CITY OF COLORADO CITYNAAccreditation ID:

TX1680001(325) 728-3464Phone Number:C. Michelle GuelkerContact Name:



Hach SensION+ pH14500H-BpH 05/31/2022

Kangaroo Thermometer2550Temperature 06/13/2020

Lab ID: AL0150047


CITY OF CONVERSENAAccreditation ID:

TX0150047(210) 658-3453Phone Number:Jonathan SmithContact Name:


Pocket Pro + Tester4500H-BpH 08/23/2022

Pocket Pro + Tester2550Temperature 08/23/2022

Lab ID: ALTP14788


CITY OF COOPER SWTPNAAccreditation ID:

TX0600001(903) 272-0158Phone Number:Terry PalmerContact Name:




Sension +1150.1pH 07/29/2022

Sension +12550Temperature 07/29/2022





PWS ID LAB NAME



Lab ID: AL1780003


CITY OF CORPUS CHRISTI - O.N. STEVENS WTP NAAccreditation ID:

TX1780003(361) 826-1218Phone Number:Rafael MartinezContact Name:


Buret Titrator2320BAlkalinity 06/12/2022

Amperometric SensorCHLORDIOX PLUSChlorine Dioxide 06/12/2022

Hach DR-60004500CL-GFree Chlorine 06/12/2022

DR-19004500CL-GFree Chlorine 06/12/2022

Hach SL-10004500CL-GFree Chlorine 06/12/2022

Palintest ChlordioXPlus, Amperometric Sensor (in CLO2)


Hach HQ440d4500H-BpH 06/12/2022

Hach SL-10004500H-BpH 06/12/2022

Hach HQ40d4500H-BpH 06/12/2022

Amperometric SensorCHLORDIOX PLUSPOE Chlorite 06/12/2022

Hach SL-10002550Temperature 06/12/2022



Shimadzu TOC-VWS5310CTOC 06/12/2022

Hach DR-60004500CL-GTotal Chlorine 06/12/2022

DR-19004500CL-GTotal Chlorine 06/12/2022

Hach SL-10004500CL-GTotal Chlorine 06/12/2022

Hach-TU52002130BTurbidity 06/12/2022

Hach 2100AN2130BTurbidity 06/12/2022

Lab ID: AL1750002


CITY OF CORSICANANAAccreditation ID:

TX1750002(903) 654-4855Phone Number:Jason BeardContact Name:


Ana-Lab CorporationContract LabAlkalinity 02/06/2022

Ana-Lab CorporationContract LabCalcium 02/06/2022

Ana-Lab CorporationContract LabConductivity 02/06/2022

HACH CL174500CL-GFree Chlorine 02/06/2022

HACH HQ411D4500H-BpH 02/06/2022

Ana-Lab CorporationContract LabPhosphate 02/06/2022

Ana-Lab CorporationContract LabSilica 02/06/2022


Ana-Lab CorporationContract LabTOC 02/06/2022

HACH CL174500CL-GTotal Chlorine 02/06/2022

HACH TU 52002130BTurbidity 02/06/2022

Ana-Lab CorporationContract LabUV254 02/06/2022


PWS ID LAB NAME



Lab ID: AL1420001


CITY OF COTULLANAAccreditation ID:

TX1420001(830) 879-2367Phone Number:David WrightContact Name:


Hach Pocket Pro + Multi 2150.1pH 07/11/2022

Hach Pocket Pro + Multi 22550Temperature 07/11/2022

Lab ID: 48129


CITY OF DENISON WTPT104704267Accreditation ID:

TX0910003(903) 464-4480Phone Number:Angus EvansContact Name:


Orion VersaStar2320BAlkalinity 08/03/2021




Orion VersaStar4500H-BpH 08/03/2021

Orion VersaStar2550Temperature 08/03/2021

Hach CL174500CL-GTotal Chlorine 08/03/2021


Lab ID: ALTP14790


CITY OF DENTON - LAKE LEWISVILLE SWTP NAAccreditation ID:

TX0610002(940) 349-7626Phone Number:Marla WhiteContact Name:


Titration 4.5pH, Bench Orion A2162320BAlkalinity 06/10/2022


Hach 1720E & TU5300150.1pH 06/10/2022

Hach On-Line sc200 pH meter2550Temperature 06/10/2022


Hach DR6000 Spectrophotometer5910BUV254 06/10/2022

Lab ID: ALTP19930


CITY OF DENTON - LAKE RAY ROBERTS SWTP NAAccreditation ID:

TX0610002(940) 349-7530Phone Number:Anthony GonzalesContact Name:


Titration 4.5pH2320BAlkalinity 06/10/2022


Hach On-Line sc200 pH meter150.1pH 06/10/2022

Hach On-Line sc200 pH meter2550Temperature 06/10/2022


Hach 1720EHACH 10258Turbidity 06/10/2022

Hach DR6000 Spectrophotometer5910BUV254 06/10/2022


PWS ID LAB NAME



Lab ID: AL0610002


CITY OF DENTON MUNICIPAL LABORATORY NAAccreditation ID:

TX0610002(940) 349-8607Phone Number:Marcos DiosdadoContact Name:


Titrimetric2320BAlkalinity 06/10/2022

Perkin Elmer ELAN 9000200.7Calcium 06/10/2022

YSI 32002510BConductivity 06/10/2022

HACH SL10004500CL-GFree Chlorine 06/10/2022

Contract LabHardness 06/10/2022

HACH DR6000365.1Orthophosphate 06/10/2022

Thermo Orion Star A2114500H-BpH 06/10/2022

Mercury in glass2550Temperature 06/10/2022

Sievers 5310C5310CTOC 06/10/2022

HACH SL10004500CL-GTotal Chlorine 06/10/2022

HACH 2100Q2130BTurbidity 06/10/2022

Lab ID: AL0570006


CITY OF DESOTONAAccreditation ID:

TX0570006(972) 849-9394Phone Number:Richard PiggattContact Name:


Hach SL-100 PPA4500H-BpH 08/01/2020

Hach SL-100 PPA2550Temperature 08/01/2020

Lab ID: AL0820001


CITY OF DILLEYNAAccreditation ID:

TX0820001(830) 584-6105Phone Number:Jimmy OrandayContact Name:



Oakton pH tester 304500H-BpH 06/07/2021

Oakton pH tester 302550Temperature 06/07/2021

Lab ID: AL0440002


CITY OF DODSONNAAccreditation ID:

TX0440002(806) 216-2149Phone Number:Larry NormanContact Name:


Hanna Instruments HI9812B4500H-BpH 10/30/2020

Hanna Instruments HI9812B2550Temperature 10/30/2020


PWS ID LAB NAME



Lab ID: ALTP18113


CITY OF DONNA SWTPNAAccreditation ID:

TX1080002(956) 464-6900Phone Number:Jonas GonzalezContact Name:



Hach Amperometric4500CLO2-EChlorine Dioxide 10/26/2020

Hach Amperometric4500CLO2-EChlorite 10/26/2020

Hach Pocket Colorimeter II4500CL-FFree Chlorine 10/26/2020

Hach H260G4500H-BpH 10/26/2020

Hach H260G2550Temperature 10/26/2020


Hach Pocket Colorimeter II4500CL-FTotal Chlorine 10/26/2020



Lab ID: ALTP20886


CITY OF EAGLE PASS - UF MEMBRANE WTP NAAccreditation ID:

TX1620001(830) 773-3813Phone Number:David SalasContact Name:



HQ40d Multimeter2510BConductivity 03/13/2022

DPD Colorimeter4500CL-GFree Chlorine 03/13/2022

HQ40d Multimeter150.1pH 03/13/2022

HQ40d Multimeter2550Temperature 03/13/2022

LCRAContract LabTOC 03/13/2022

DPD Colorimeter4500CL-GTotal Chlorine 03/13/2022

2100 AN Turbidimeter180.1Turbidity 03/13/2022

LCRAContract LabUV254 03/13/2022

Lab ID: AL0480001


CITY OF EDENNAAccreditation ID:

TX0480001(325) 869-2211Phone Number:Celina HemmeterContact Name:



Hech SensIon PH34500H-BpH 01/04/2022

Hech SensIon PH32550Temperature 01/04/2022


PWS ID LAB NAME



Lab ID: ALTP14885


CITY OF EDINBURG E MAHL SWTPNAAccreditation ID:

TX1080004(956) 388-8220Phone Number:Claudia HerreraContact Name:


Manual Titration2320BAlkalinity 10/03/2020


AutoCat 90004500CLO2-DChlorine Dioxide 10/03/2020

AutoCat 90004500CLO2-EChlorite 10/03/2020

DR9004500CL-FFree Chlorine 10/03/2020

HQ411 D, pH/mV meter4500H-BpH 10/03/2020


HQ411 D, pH/mV meter2550Temperature 10/03/2020



Hach 2100 N Turbidimeter2130BTurbidity 10/03/2020


Lab ID: ALTP21520


CITY OF EDINBURG WEST SWTPNAAccreditation ID:

TX1080004(956) 388-8220Phone Number:Claudia HerreraContact Name:




AutoCat 90004500CLO2-DChlorine Dioxide 10/03/2020

AutoCat 90004500CLO2-EChlorite 10/03/2020

DR9004500CL-FFree Chlorine 10/03/2020

HQ411 D, pH/mV meter4500H-BpH 10/03/2020


HQ411 D, pH/mV meter2550Temperature 10/03/2020



Hach 2100 N Turbidimeter2130BTurbidity 10/03/2020


Lab ID: ALTP14886


CITY OF ELSA SWTPNAAccreditation ID:

TX1080005(956) 355-2242Phone Number:Rene RodriguezContact Name:


Titration Method2320BAlkalinity 03/20/2022

Hach Pocket Colorimeter II4500CL-DFree Chlorine 03/20/2022

YSI MultiLab IOS 4010-14500H-BpH 03/20/2022

YSI MultiLab IOS 4010-12550Temperature 03/20/2022


Hach CL17 Total Chlorine Analyzer4500CL-DTotal Chlorine 03/20/2022

Hach 2100N Turbidimeter180.1Turbidity 03/20/2022


PWS ID LAB NAME



Lab ID: ALTP14797


CITY OF ENNIS WATER PLANTNAAccreditation ID:

TX0700001(972) 875-4465Phone Number:Marvin O'ConnorContact Name:




Orion Ross Ultra Triode4500H-BpH 08/28/2021

Orion Ross Ultra Triode2550Temperature 08/28/2021


Hach DR 900, Hach CL 174500CL-GTotal Chlorine 08/28/2021

Hach TU 5200HACH 10258Turbidity 08/28/2021

1720E online, 2100AN180.1Turbidity 08/28/2021


Lab ID: AL2200031


CITY OF EULESSNAAccreditation ID:

TX2200031(817) 685-1584Phone Number:Rod WilliamsContact Name:


Hach SL1000HACH 10260Free Chlorine 12/13/2022

Hach Pro150.1pH 12/13/2022

Hach Pro2550Temperature 12/13/2022


Lab ID: AL1850002


CITY OF FARWELLNAAccreditation ID:

TX1850002(575) 799-5699Phone Number:Elpidio BanuelosContact Name:


Milwaukee M #MW100150.1pH 02/25/2022

Cen-teck S# 3643817022550Temperature 02/25/2022

Lab ID: AL1290002


CITY OF FORNEYNAAccreditation ID:

TX1290002(254) 220-0661Phone Number:John DanielsContact Name:



Hach Pocket Pro + pH and Temp Tester

4500H-BpH 07/23/2022

Hach Pocket Pro + pH and Temp Tester



Lab ID: AL1140011


CITY OF FORSANNAAccreditation ID:

TX1140011(432) 213-7655Phone Number:Howard WhitleyContact Name:






PWS ID LAB NAME



Lab ID: AL0860001


CITY OF FREDERICKSBURGNAAccreditation ID:

TX0860001(830) 990-2070Phone Number:Jeff RichContact Name:


Oakton4500H-BpH 02/08/2021

Oakton2550Temperature 02/08/2021

Lab ID: AL0430005


CITY OF FRISCONAAccreditation ID:

TX0430005(972) 292-5856Phone Number:Kevin NethercuttContact Name:


HACH SL1000 (Chemkey)HACH 10260Free Chlorine 06/14/2021

HACH SL1000 (probe)4500H-BpH 06/14/2021

HACH SL1000 (probe)2550Temperature 06/14/2021

HACH SL1000 (Chemkey)HACH 10260Total Chlorine 06/14/2021

Lab ID: AL0490001


CITY OF GAINESVILLENAAccreditation ID:

TX0490001(940) 668-4577Phone Number:Billy BurganContact Name:


Buret2320BAlkalinity 06/20/2022


Hach HQ 411d4500H-BpH 06/20/2022

Hach HQ 411d2550Temperature 06/20/2022


Lab ID: AL0570010


CITY OF GARLANDNAAccreditation ID:

TX0570010(972) 205-3202Phone Number:Jose GuevaraContact Name:


Pocket Pro + pH & Temperature Tester

150.3pH 01/22/2022

HACH Pocket Pro + pH & Temperature Tester



PWS ID LAB NAME



Lab ID: AL0500002


CITY OF GATESVILLENAAccreditation ID:

TX0500002(254) 986-8281Phone Number:Berry MansellContact Name:


DSHSContract LabAlkalinity 09/04/2022

DSHSContract LabCalcium 09/04/2022

HACH TITRATOR4500CLO2-EChlorine Dioxide 09/04/2022

DSHSContract LabConductivity 09/04/2022

POCKET COLORIMETER II4500CL-GFree Chlorine 09/04/2022

SENSION MM378150.1pH 09/04/2022

DSHSContract LabPhosphate 09/04/2022

HACH TITRATOR300.1POE Chlorite 09/04/2022

DSHSContract LabSilica 09/04/2022

SENSION MM3782550Temperature 09/04/2022


POCKET COLORIMETER II4500CL-GTotal Chlorine 09/04/2022

2100 NHACH 10133Turbidity 09/04/2022

Lab ID: AL2460001


CITY OF GEORGETOWNNAAccreditation ID:

TX2460001(406) 890-0040Phone Number:Chase KlugeContact Name:


Hach Pocket Pro + PH4500H-BpH 06/13/2020

Hach Pocket Pro + PH2550Temperature 06/13/2020

Lab ID: ALTP19012


CITY OF GEORGETOWN - SOUTHSIDE WTP NAAccreditation ID:

TX2460001(512) 819-3141Phone Number:Mike WelchContact Name:



HACH DR900, HACH CL174500CL-GFree Chlorine 02/05/2023

HACH HQ11D4500H-BpH 02/05/2023


HACH DR900, HACH Cl174500CL-GTotal Chlorine 02/05/2023

HACH TU5200, TU5300, TU54002130BTurbidity 02/05/2023

Lab ID: AL1440001


CITY OF GIDDINGSNAAccreditation ID:

TX1440001(979) 481-2403Phone Number:Michael ProskeContact Name:


Amperometric Titator4500CLO2-EChlorine Dioxide 09/27/2020

Amperometric Titator4500CLO2-EChlorite 09/27/2020



PWS ID LAB NAME



Lab ID: ALTP14821


CITY OF GLADEWATER WTPNAAccreditation ID:

TX0920001(903) 844-6331Phone Number:Steven MatlockContact Name:


Digital HACH2320BAlkalinity 02/07/2022


HACH HQ411d150.1pH 02/07/2022



HACH DR 39004500CL-GTotal Chlorine 02/07/2022


Lab ID: AL1260007


CITY OF GODLEYNAAccreditation ID:

TX1260007(817) 389-3559Phone Number:Lane WestbrooksContact Name:



Lab ID: ALTP14992


CITY OF GOLDTHWAITE WTPNAAccreditation ID:

TX1670001(325) 648-3186Phone Number:Kory JerniganContact Name:


Hach Model AL-AP2320BAlkalinity 05/23/2022

Palintest ChlordioX Plus4500CLO2-CChlorine Dioxide 05/23/2022


Oakton pH MeterD1293-99pH 05/23/2022

Palintest ChlordioX Plus4500CLO2-EPOE Chlorite 05/23/2022

Lab thermometer2550Temperature 05/23/2022

Bio Chem LabContract LabTOC 05/23/2022


Hach 2100AHACH 10133Turbidity 05/23/2022

Lab ID: AL1820007


CITY OF GORDONNAAccreditation ID:

TX1820007(254) 693-5676Phone Number:Chris HullContact Name:




Oakton PH700150.1pH 01/06/2023

Oakton PH7002550Temperature 01/06/2023

Ana-labContract LabTOC 01/06/2023


SWAN AM12130BTurbidity 01/06/2023


PWS ID LAB NAME



Lab ID: AL1380001


CITY OF GOREE WATER SYSTEMNAAccreditation ID:

TX1380001(940) 422-5306Phone Number:Crystal GrahamContact Name:




Lab ID: ALTP15155


CITY OF GRAHAM WATER PLANTNAAccreditation ID:

TX2520001(940) 282-9610Phone Number:Dennis FellowsContact Name:


Methyl Red Titration2320BAlkalinity 08/31/2020



Hach 2800, 9004500CL-GFree Chlorine 08/31/2020

Hach HQ411d4500H-BpH 08/31/2020


Red River Authority ESLContract LabTOC 08/31/2020

Hach 2800, 9004500CL-GTotal Chlorine 08/31/2020


Lab ID: AL1110001


CITY OF GRANBURYNAAccreditation ID:

TX1110001(817) 573-9692Phone Number:JG BriteContact Name:



PalinCHLORDIOX PLUSChlorine Dioxide 03/07/2021

PalinCHLORDIOX PLUSChlorite (at EP) 03/07/2021

Chemtrac HydroAct334.0Free Chlorine 03/25/2022

HACH HQ440D4500H-BpH 03/07/2021

PHC1012550Temperature 03/07/2021


Chemtrac HydroAct334.0Total Chlorine 03/25/2022



PWS ID LAB NAME



Lab ID: AL0570048


CITY OF GRAND PRAIRIENAAccreditation ID:

TX0570048(972) 237-8055Phone Number:Cindy MendezContact Name:


TRAContract LabAlkalinity 08/15/2020

TRAContract LabCalcium 08/15/2020

TRAContract LabConductivity 08/15/2020

Orion ROSS Ultra pH Electrode150.1pH 08/15/2020

Hach PHC201150.1pH 08/15/2020

Orion ROSS Ultra pH Electrode2550Temperature 08/15/2020

Hach PHC2012550Temperature 08/15/2020


Pocket Colorimeter4500CL-GTotal Chlorine 08/15/2020

Lab ID: ALTP15074


CITY OF GRAPEVINE SWTPNAAccreditation ID:

TX2200013(817) 410-4141Phone Number:Jamshid DidehbaniContact Name:



Thermo Scientific Orion Ross4500H-BpH 09/26/2022

Thermco ACC850DIG Thermometer



HACH TU53002130BTurbidity 09/26/2022

Lab ID: AL1230012


CITY OF GROVESNAAccreditation ID:

TX1230012(409) 960-5718Phone Number:David MolbertContact Name:


Hach Q 440d Multi2320BAlkalinity 01/09/2023

SRAContract LabCalcium 01/09/2023

SRAContract LabConductivity 01/09/2023



SRAContract LabHardness 01/09/2023

Hach Q 440d Multi4500H-BpH 01/09/2023

Hach DR 50004500P-EPhosphate 01/24/2021

Hach DR39004500P-EPhosphate 01/09/2023

SRAContract LabSilica 01/09/2023

Hach Q 440d Multi2550Temperature 01/09/2023

SRAContract LabTOC 01/09/2023



Hach 2100NHach Co. 10133Turbidity 01/24/2021



PWS ID LAB NAME



Lab ID: AL0610091


CITY OF HACKBERRYNAAccreditation ID:

TX0610091(972) 292-3223Phone Number:Josh BellContact Name:


Hach Colorimeter4500CL-GTotal Chlorine 01/25/2021

Lab ID: AL0140023


CITY OF HARKER HEIGHTSNAAccreditation ID:

TX0140023(254) 953-5641Phone Number:Mark HydeContact Name:



Lab ID: 48142


CITY OF HARLINGEN WATER WORKS SYSTEM T104704319Accreditation ID:

TX0310002(956) 440-6565Phone Number:Sandra E. PerezContact Name:


Orion EA940/9602320BAlkalinity 02/10/2023

Orion 550A2510BConductivity 02/10/2023

Orion EA9404500H-BpH 02/10/2023

Shimadzu TOC-VCSH5310BTOC 02/10/2023

Hach Pocket Colorimeter I4500CL-GTotal Chlorine 02/10/2023

Lab ID: AL2020001


CITY OF HEMPHILLNAAccreditation ID:

TX2020001(409) 787-1272Phone Number:Elsmer DorseyContact Name:





CL-17 online analyzer4500CL-GTotal Chlorine 03/23/2021


1720 E Online Analyzer180.1Turbidity 03/23/2021


Lab ID: ALTP17327


CITY OF HENDERSON SWTPNAAccreditation ID:

TX2010001 (903) 836-2858Phone Number:Matt LinthicumContact Name:


Hach Sension+pH312320BAlkalinity 04/28/2020


Hach Sension+pH31150.1pH 04/28/2020

Hach Radiometer2550Temperature 04/28/2020


Hach 2100AN180.1Turbidity 04/28/2020


PWS ID LAB NAME



Lab ID: AL0270099


CITY OF HIGHLAND HAVEN WATER SYSTEM NAAccreditation ID:



Aqua-Tech Labs, IncContract LabAlkalinity 01/10/2021

Aqua-Tech Labs, IncContract LabCalcium 01/10/2021

Aqua-Tech Labs, IncContract LabConductivity 01/10/2021




Lab ID: AL1500015


CITY OF HORSESHOE BAYNAAccreditation ID:

TX1500015(830) 613-7133Phone Number:Joshua HiseyContact Name:



HQ 40D/PHC281150.1pH 01/23/2022

HQ 40D/PHC2812550Temperature 01/23/2022


Lab ID: ALTP14971


CITY OF HORSESHOE BAY CENTRAL WATER PLANT NAAccreditation ID:



Bromcresol Green Methyl Red Indicator


Aqua Tech LaboratoriesContract LabCalcium 01/23/2022

Aqua Tech LaboratoriesContract LabConductivity 01/23/2022


Aqua Tech LaboratoriesContract LabHardness 01/23/2022

HQ 40D/PHC281150.1pH 01/23/2022


Aqua Tech LaboratoriesContract LabTOC 01/23/2022

CL17 Chlorine Analyzer4500CL-GTotal Chlorine 01/23/2022


Hach Filtertrak 660SCHACH 10133Turbidity 01/23/2022




PWS ID LAB NAME



Lab ID: ALTP18991


CITY OF HORSESHOE BAY WEST WATER PLANT NAAccreditation ID:



Bromcresol Green Methyl Red Indicator


Aqua Tech LaboratoriesContract LabCalcium 01/23/2022

Aqua Tech LaboratoriesContract LabConductivity 01/23/2022


Aqua Tech LaboratoriesContract LabHardness 01/23/2022

HQ 11D/PHC101150.1pH 01/23/2022



CL17 Chlorine Analyzer4500CL-GTotal Chlorine 01/23/2022


Hach TU5200180.1Turbidity 01/23/2022


Hach Filtertrak 660SCHACH 10133Turbidity 01/23/2022

Lab ID: ALTP14835


CITY OF HOUSTON - EAST WATER PURIFICATION PLANT NAAccreditation ID:

TX1010013(346) 262-7695Phone Number:Zachary LillieContact Name:


Pyrex 25mL Titration Buret2320BAlkalinity 08/28/2022

Orion Dual Star4500H-BpH 08/28/2022

Orion Dual Star2550Temperature 08/28/2022

Suez Sievers M53105310BTOC 08/28/2022


HACH 2100 N, HACH 1720 E2130BTurbidity 08/28/2022

REAL UV254 P2005910BUV254 08/28/2022

Lab ID: ALTP20277


CITY OF HOUSTON - NORTHEAST WATER PURIFICATION PLANT NAAccreditation ID:

TX1010013(832) 395-6625Phone Number:Joey EickhoffContact Name:


Titrette2320BAlkalinity 08/28/2022

COH DWO LaboratoryContract LabCalcium 08/28/2022

DR 6000 EDU4500CL-GFree Chlorine 08/28/2022

Orion 4STAR Thermo Scientific4500H-BpH 08/28/2022

Orion 4STAR Thermo Scientific2550Temperature 08/28/2022

COH DWO LaboratoryContract LabTOC 08/28/2022

DR 6000 EDU4500CL-GTotal Chlorine 08/28/2022

TL 2300 Benchtop Turbidimeter2130BTurbidity 08/28/2022

DR 6000 EDU5910BUV254 08/28/2022


PWS ID LAB NAME



Lab ID: ALTP14837


CITY OF HOUSTON - SOUTHEAST WATER PURIFICATION PLANT NAAccreditation ID:

TX1010013(832) 395-5675Phone Number:Kenneth W. BrownContact Name:


Pyrex 25mL Titration Buret2320BAlkalinity 08/28/2022


Orion Dual Star2550Temperature 08/28/2022

COH/DWO/LABContract LabTOC 08/28/2022


HACH 2100 N, HACH 1720E2130BTurbidity 08/28/2022

COH/DWO/LABContract LabUV254 08/28/2022

Lab ID: 48144


CITY OF HOUSTON DW OPERATIONS LAB T104704277Accreditation ID:

TX1010013(832) 395-6010Phone Number:Shubha Thakur (Ph.D.)Contact Name:


Hand Titration2320BAlkalinity 03/29/2021

Hand Titration3500-CA BCalcium 03/29/2021

Orion Five Star Meter2510BConductivity 03/29/2021

Hand Titration4500CL-FFree Chlorine 03/29/2021

Dionex IC 4000300.0Orthophosphate 03/29/2021

Orion Five Star Meter4500H-BpH 03/29/2021

Agilent 700 ICP-OES200.7Silica 03/29/2021

Orion Five Star Meter2550Temperature 03/29/2021

Shimadzu TOC-V5310CTOC 03/29/2021

Hand Titration4500CL-FTotal Chlorine 03/29/2021

HACH 2100 AN Turbidimeter2130BTurbidity 03/29/2021

Perkin Elmer Lambda 355910BUV254 03/29/2021

Lab ID: AL0910013


CITY OF HOWENAAccreditation ID:

TX0910013(903) 532-5571Phone Number:Michael PhillipsContact Name:



Lab ID: AL1840006


CITY OF HUDSON OAKSNAAccreditation ID:

TX1840006(817) 565-4169Phone Number:Ricky KingContact Name:


HACH SL1000D1253-86Free Chlorine 02/14/2022

HACH SL1000150.1pH 02/14/2022


HACH SL1000D1253-86Total Chlorine 02/14/2022


PWS ID LAB NAME



Lab ID: AL1840126


CITY OF HUDSON OAKS DYEGARDNAAccreditation ID:

TX1840126(817) 565-4169Phone Number:Ricky KingContact Name:


Hach SL1000D1253-86Free Chlorine 01/15/2022

Hach SL1000150.1pH 01/15/2022

Hach SL10002550Temperature 01/15/2022

Hach SL1000D1253-86Total Chlorine 01/15/2022

Lab ID: 48143


CITY OF HUNTSVILLE PARKER CREEK LAB T104704317Accreditation ID:

TX2360001(936) 291-5970Phone Number:Joe Massey IIIContact Name:


SL 1000HACH 10260Free Chlorine 11/05/2022

DR850HACH 10260Free Chlorine 11/05/2022

Pocket Colorimeter IIHACH 10260Free Chlorine 11/05/2022

SL 1000HACH 10260Total Chlorine 11/05/2022

DR850HACH 10260Total Chlorine 11/05/2022

Pocket Colorimeter IIHACH 10260Total Chlorine 11/05/2022

Lab ID: AL2460007


CITY OF HUTTONAAccreditation ID:

TX2460007(512) 759-4020Phone Number:Samuel PearsonContact Name:


Hach SL1000150.1pH 04/27/2020


Lab ID: ALTP15056


CITY OF HUXLEY SWTPNAAccreditation ID:

TX2100019(936) 368-2633Phone Number:Kevin JacobsContact Name:




Hach Sension3 pH Meter150.1pH 07/31/2021

Hach Sension3 pH Meter2550Temperature 07/31/2021



Lab ID: AL2430003


CITY OF IOWA PARKNAAccreditation ID:

TX2430003(940) 592-2131Phone Number:Michael B. McCarty IIContact Name:




PWS ID LAB NAME



Lab ID: AL0570050


CITY OF IRVINGNAAccreditation ID:

TX0570050(972) 721-2124Phone Number:Elijah DorminyContact Name:


YSI Professional Plus2510BConductivity 07/02/2021

YSI Professional Plus4500H-BpH 07/02/2021

YSI Professional Plus2550Temperature 07/02/2021

Hach Pocket Colorimeter 24500CL-GTotal Chlorine 07/02/2021

Lab ID: AL0700028


CITY OF ITALYNAAccreditation ID:

TX0700028(972) 483-7329Phone Number:Shawn HoldenContact Name:

ext. 102


Hach PocketPro+ pH4500H-BpH 03/20/2021

Hach PocketPro+ pH2550Temperature 03/20/2021

Lab ID: AL2460169


CITY OF JARRELLNAAccreditation ID:

TX2460169(512) 740-9878Phone Number:William LawsonContact Name:




YS I 552550Temperature 01/11/2021

Lab ID: AL0610003


CITY OF JUSTINNAAccreditation ID:

TX0610003(940) 465-1885Phone Number:Gilberto RamirezContact Name:


SL1000HACH 10260Total Chlorine 11/15/2022

Lab ID: AL1280002


CITY OF KENEDYNAAccreditation ID:

TX1280002(830) 299-2328Phone Number:David TilleryContact Name:


Hach Colorimeter 24500CL-GFree Chlorine 02/07/2021

Hach HQ40D4500H-BpH 02/07/2021

Hach HQ40D2550Temperature 02/07/2021

Hach Colorimeter 24500CL-GTotal Chlorine 02/07/2021

Lab ID: ALTP14955


CITY OF KERRVILLE - CONVENTIONAL SWTP NAAccreditation ID:

TX1330001(830) 258-1232Phone Number:Jeff Renaud/Grant TerryContact Name:




Standard4500H-BpH 10/31/2022


Turbiditimeter TU 5200180.1Turbidity 10/31/2022


PWS ID LAB NAME



Lab ID: ALTP20967


CITY OF KERRVILLE - MEMBRANE SWTP NAAccreditation ID:

TX1330001(830) 258-1232Phone Number:Jeff Renaud/Grant TerryContact Name:




Standard4500H-BpH 10/31/2022


Turbiditimeter TU 5200180.1Turbidity 10/31/2022

Lab ID: 48147


CITY OF KERRVILLE LABORATORYT104704312Accreditation ID:

TX1330001(830) 257-4230Phone Number:Anna RachinskyContact Name:




Hach DR28004500P-EOrthophosphate 06/30/2020

GE/Sievers 5310C5310CTOC 06/30/2020

Lab ID: AL1370001


CITY OF KINGSVILLENAAccreditation ID:

TX1370001(361) 595-8090Phone Number:Joe CasillasContact Name:




Lab ID: AL2470004


CITY OF LA VERNIANAAccreditation ID:

TX2470004(830) 779-4541Phone Number:David MahulaContact Name:


Hach sensION tm + pH14500H-BpH 02/07/2021

Hach sensION tm + pH12550Temperature 02/07/2021

Lab ID: ALTP14898


CITY OF LA VILLA WTPNAAccreditation ID:

TX1080023(956) 262-8404Phone Number:Herlberto UresteContact Name:


Thermo Scientific Cimarec Stir2320BAlkalinity 11/01/2020

Hach Amperometric Titration4500CLO2-EChlorine Dioxide 11/01/2020

Hach Amperometric Titration4500CLO2-EChlorite 11/01/2020


Hach Sension+pH34500H-BpH 11/01/2020

Hach Sension+pH32550Temperature 11/01/2020


Hach CL17 Analyzer4500CL-GTotal Chlorine 11/01/2020

Hach 1720 E, Hach 2100N180.1Turbidity 11/01/2020


PWS ID LAB NAME



Lab ID: AL0200006


CITY OF LAKE JACKSONNAAccreditation ID:

TX0200006(979) 415-2400Phone Number:Debbie WebbContact Name:


Titration3500-CA BCalcium 04/21/2020

Thermo Orion 3 Star2510BConductivity 04/21/2020


IntelliCAL PHC 1014500H-BpH 04/21/2020

Hach 440 D4500H-BpH 04/21/2020


Hach 440 D2550Temperature 04/21/2020


Lab ID: ALTP410842


CITY OF LAREDO EL PICO WTPNAAccreditation ID:

TX2400001(956) 795-2620Phone Number:Ricardo GomezContact Name:


Hach HQ440d multi2320BAlkalinity 03/22/2022

Chemtrac HydroAct 600334.0Free Chlorine 03/22/2022

Hach HQ440d multi150.1pH 03/22/2022

Hach HQ440d multi2550Temperature 03/22/2022

TestAmericaContract LabTOC 03/22/2022

Chemtrac HydroAct 600334.0Total Chlorine 03/22/2022

E & H Turbimax CUE 22180.1Turbidity 03/22/2022

Lab ID: ALTP15128


CITY OF LAREDO JEFFERSON WTPNAAccreditation ID:

TX2400001 (956) 795-2620Phone Number:Ricardo GomezContact Name:


Hach HQ440d multi2320BAlkalinity 03/22/2022

Chemtrac HydroAct 600334.0Free Chlorine 03/22/2022

Hach HQ440d multi150.1pH 03/22/2022

Hach HQ440d multi2550Temperature 03/22/2022

TestAmericaContract LabTOC 03/22/2022

Chemtrac HydroAct 600334.0Total Chlorine 03/22/2022

E & H Turbimax CUE 22180.1Turbidity 03/22/2022

Lab ID: AL0840007


CITY OF LEAGUE CITYNAAccreditation ID:

TX0840007(281) 554-1042Phone Number:Mike MorenoContact Name:


IntelliCAL PHC2014500H-BpH 02/16/2021

IntelliCAL PHC2012550Temperature 02/16/2021



PWS ID LAB NAME



Lab ID: AL0190093


CITY OF LEARYNAAccreditation ID:

TX0190093(903) 798-3850Phone Number:Rick BartonContact Name:



Lab ID: 48146


CITY OF LEWISVILLE ECSLT104704350Accreditation ID:

TX0610004(972) 219-3548Phone Number:Katelyn HearonContact Name:




Hach HQ40D2510BConductivity 08/28/2020

Hach HQ40D4500H-BpH 08/28/2020


Pace AnalyticalContract LabTOC 08/28/2020

Titration & Hach Colorimeter II/DR890

4500CL-GTotal Chlorine 08/28/2020

Lab ID: ALTP14791


CITY OF LEWISVILLE FEASTER WATER PLANT NAAccreditation ID:

TX0610004(972) 219-3540Phone Number:Glenn BarkerContact Name:



Titration4500CL-GFree Chlorine 08/28/2020

HQ440-d4500H-BpH 08/28/2020

HQ440-d2550Temperature 08/28/2020

Titration4500CL-GTotal Chlorine 08/28/2020

Hach 2100N, Hach TU5300, Hach 1720

180.1Turbidity 08/28/2020

DR 60005910BUV254 08/28/2020

Lab ID: AL2460013


CITY OF LIBERTY HILLNAAccreditation ID:

TX2460013(512) 745-7060Phone Number:Wayne BonnetContact Name:





Hach ll Pocket Colorimeter4500CL-GFree Chlorine 09/17/2021


Contract LabOrthophosphate 09/17/2021

Oakton pH Tester 30150.1pH 09/17/2021

Contract LabSilica 09/17/2021

Oakton pH Tester 302550Temperature 09/17/2021

Hach ll Pocket Colorimeter4500CL-GTotal Chlorine 09/17/2021


PWS ID LAB NAME



Lab ID: ALTP14823


CITY OF LONGVIEW CHEROKEE WTPNAAccreditation ID:

TX0920004(903) 237-1099Phone Number:Kent ChipmanContact Name:


Colorimetric Titration Bromcresol Green




SensION EC5 DL2510BConductivity 07/13/2021

Hach DPD Pocket Colorimeter4500CL-GFree Chlorine 07/13/2021

Hach SensION+ pH 314500H-BpH 07/13/2021

Thermometric2550Temperature 07/13/2021


Hach DPD Pocket Colorimeter4500CL-GTotal Chlorine 07/13/2021



Lab ID: ALTP14824


CITY OF LONGVIEW SABINE WTPNAAccreditation ID:

TX0920004(903) 239-5544Phone Number:Sal PisanoContact Name:


Colorimetric Titration Bromcresol Green


Amperometric Titration HACH TitraStir


Amperometric Titration HACH TitraStir


SensION EC5 DL2510BConductivity 07/13/2021

Hach DPD Pocket Colorimeter4500CL-GFree Chlorine 07/13/2021

Orion 3 Star4500H-BpH 07/13/2021

Thermometric Celsius Thermometer



Hach DPD Pocket Colorimeter4500CL-GTotal Chlorine 07/13/2021



Lab ID: ALTP9271


CITY OF LUBBOCK SANDHILLS WELLFIELD LAB NAAccreditation ID:

TX1520002(806) 775-2625Phone Number:Elizabeth McLeisterContact Name:



Hach SL10004500H-BpH 07/09/2021




PWS ID LAB NAME



Lab ID: ALTP410086


CITY OF LUBBOCK SOUTH PLANT LABNAAccreditation ID:




Hach Titralab AT 12004500CLO2-EChlorine Dioxide 08/14/2021

Hach Titralab AT 12004500CLO2-EChlorite (at EP) 08/14/2021


Hach SL10004500H-BpH 08/14/2021




Lab ID: 48150


CITY OF LUBBOCK WATER TREATMENT PLANT LAB T104704378Accreditation ID:



Mantech PC Titrate2320BAlkalinity 06/12/2021

Varian AA240FS3111BCalcium 06/12/2021

Hach Titralab AT10004500CLO2-EChlorine Dioxide 06/12/2021

Hach Titralab AT10004500CLO2-EChlorite 06/12/2021

Hach Sension72510BConductivity 06/12/2021

Hach SL10004500CL-GFree Chlorine 06/12/2021

Hach SL10004500H-BpH 06/12/2021

Metrohm 882 Compact IC Plus300.1Phosphate 06/12/2021

Shimadzu UV18004500SIO2-CSilica 06/12/2021


Hach QbD12005310CTOC 06/12/2021

Hach SL10004500CL-GTotal Chlorine 06/12/2021


Shimadzu UV-12015910BUV254 06/12/2021

Lab ID: TX02623


CITY OF MANSFIELD WTPNAAccreditation ID:

TX2200018(817) 477-2248Phone Number:John WoodworthContact Name:



DE NORA Capital Controls4500CLO2-EChlorine Dioxide 04/24/2021

DE NORA Capital Controls4500CLO2-EChlorite (at EP) 04/24/2021


sens Ion + MM3404500H-BpH 04/24/2021

sens Ion + MM3402550Temperature 04/24/2021

Sievers5310C5310CTOC 04/24/2021


HACH TU 5200HACH 10258Turbidity 04/24/2021


PWS ID LAB NAME



Lab ID: ALTP14726


CITY OF MARBLE FALLSNAAccreditation ID:

TX0270026(830) 693-2827Phone Number:Jeff FelpsContact Name:



Hach AutoCat 90004500CLO2-EChlorine Dioxide 09/25/2022

Titra Lab AT10004500CLO2-EChlorine Dioxide 09/25/2022





Hach TU 52002130BTurbidity 09/25/2022

Lab ID: ALTP14866


CITY OF MARSHALL WTPNAAccreditation ID:

TX1020002(903) 935-4492Phone Number:Nancy PaselContact Name:




Accumet Basic pH Meter4500H-BpH 03/25/2022

Accumet ATC2550Temperature 03/25/2022


Hach Cl-174500CL-GTotal Chlorine 03/25/2022

Hach 1720 E180.1Turbidity 03/25/2022

Lab ID: ALTP14979


CITY OF MART WTPNAAccreditation ID:

TX1550005(254) 315-9898Phone Number:Ray TeakellContact Name:



Oakton WD-35634-30 pH Tester 150.2pH 04/02/2022

Oakton WD-35634-30 pH Tester 2550Temperature 04/02/2022


HF Micro 1000180.1Turbidity 04/02/2022

Lab ID: ALTP15047


CITY OF MATHIS JOHN STANDLEA WTP NAAccreditation ID:

TX2050003(361) 547-5951Phone Number:Nicolas RodasContact Name:




Hach HQ11D/ISE Electrode4500H-BpH 10/08/2021

Electronic Thermometer2550Temperature 10/08/2021



TU-5300 OnlineHACH 10258Turbidity 10/08/2021


PWS ID LAB NAME



Lab ID: AL0430039


CITY OF MCKINNEYNAAccreditation ID:

TX0430039(972) 547-7361Phone Number:Craig SherwoodContact Name:


Hach DR 900, Hach Pocket Col. II4500CL-GFree Chlorine 09/10/2021

ExStik pH100150.1pH 09/10/2021

ExStik pH1002550Temperature 09/10/2021

Hach DR 900, Hach Pocket Col. II4500CL-GTotal Chlorine 09/10/2021

Lab ID: AL1180002


CITY OF MERTZONNAAccreditation ID:

TX1180002(325) 315-0083Phone Number:Daniel BermeaContact Name:


Apera PH204500H-BpH 12/07/2021

Apera PH202550Temperature 12/07/2021

Lab ID: AL0570014


CITY OF MESQUITENAAccreditation ID:

TX0570014(972) 216-6946Phone Number:Jared HogueContact Name:


North Texas Municipal Water District






Hach Pocket II Colorimeter4500CL-GFree Chlorine 09/10/2021




Contract LabOrthophosphate 09/10/2021

Oakton Waterproof pH Tester 30150.3pH 09/10/2021



Oakton Waterproof pH Tester 302550Temperature 09/10/2021

Hach Pocket II Colorimeter4500CL-GTotal Chlorine 09/10/2021


PWS ID LAB NAME



Lab ID: ALTP410621


CITY OF MIDLOTHIAN AUGER WTPNAAccreditation ID:

TX0700005(972) 775-6663Phone Number:Tim WalkerContact Name:

Approval Date:



Severn Trent 17T20 titrator4500CLO2-EChlorine Dioxide 04/10/2021

Severn Trent 17T20 titrator4500CLO2-EChlorite 04/10/2021

DR5000, DR27004500CL-GFree Chlorine 04/10/2021

Hach HQ 40D4500H-BpH 04/10/2021



DR5000, DR27004500CL-GTotal Chlorine 04/10/2021

Filtertrak660SCHACH 10133Turbidity 04/10/2021

2100 AN180.1Turbidity 04/10/2021


Lab ID: ALTP14798


CITY OF MIDLOTHIAN TAYMAN WTPNAAccreditation ID:

TX0700005(972) 775-6663Phone Number:Joe RicheyContact Name:



DeNora 17T2000 titrator4500CLO2-EChlorine Dioxide 04/10/2021

DeNora 17T2000 titrator4500CLO2-EChlorite 04/10/2021


Hach Sension pH314500H-BpH 04/10/2021

Hach Sension pH312550Temperature 04/10/2021



CL 174500CL-GTotal Chlorine 04/10/2021


1720E180.1Turbidity 04/10/2021


Lab ID: ALTP16539


CITY OF MILES SWTPNAAccreditation ID:

TX2000002(325) 468-3151Phone Number:Jason KingContact Name:


DR 890HACH 10260Total Chlorine 02/03/2023


PWS ID LAB NAME



Lab ID: ALTP15010


CITY OF MINERAL WELLS - HILLTOP WTP NAAccreditation ID:

TX1820001(940) 328-7865Phone Number:Lupe BenavidesContact Name:



Fischer, Bailey, Porter4500CLO2-EChlorine Dioxide 11/03/2020

Fischer, Bailey, Porter4500CLO2-EChlorite (at EP) 11/03/2020


Hach sensION4500H-BpH 11/03/2020

Hach sensION2550Temperature 11/03/2020



Lab ID: ALTP14890


CITY OF MISSION - NORTH WTPNAAccreditation ID:

TX1080008(956) 584-4310Phone Number:Filemon OlveraContact Name:


HQ 440 D2320BAlkalinity 10/05/2020

Hach Amperometric Titrator4500CLO2-CChlorine Dioxide 10/05/2020




Hach HQ 440 D4500H-BpH 10/05/2020

DR39004110BPhosphate 10/05/2020

HQ 440 D2550Temperature 10/05/2020



2100 N Turbidimeter2130BTurbidity 10/05/2020


Lab ID: ALTP19014


CITY OF MISSION - SOUTH WTPNAAccreditation ID:

TX1080008(956) 584-4310Phone Number:Filemon OlveraContact Name:


HQ 440 D2320BAlkalinity 10/05/2020

Hach Amperometric Titrator4500CLO2-CChlorine Dioxide 10/05/2020




Hach HQ 440 D4500H-BpH 10/05/2020

DR39004110BPhosphate 10/05/2020

HQ 440 D2550Temperature 10/05/2020



2100 N Turbidimeter2130BTurbidity 10/05/2020



PWS ID LAB NAME



Lab ID: ALTP20837


CITY OF MISSOURI CITY WTPNAAccreditation ID:

TX0790207(281) 710-4145Phone Number:Leonard HansenContact Name:



-Contract LabCalcium 09/21/2021

Capital Controls Amperometric Titrator





Hach HQ44d4500H-BpH 09/21/2021


-Contract LabTOC 09/21/2021


Filtertrak 660SCHACH 10133Turbidity 09/21/2021

2100N2130BTurbidity 09/21/2021

-Contract LabUV254 09/21/2021

Lab ID: AL1050062


CITY OF MOUNTAIN CITYNAAccreditation ID:

TX1050062(512) 461-2449Phone Number:Byron TownsendContact Name:



Lab ID: AL1740003


CITY OF NACOGDOCHESNAAccreditation ID:

TX1740003(936) 564-5046Phone Number:Bart AllenContact Name:

2585


Eastex Environmental LaboratoryContract LabAlkalinity 02/20/2023

Eastex Environmental LaboratoryContract LabCalcium 02/20/2023

Eastex Environmental LaboratoryContract LabConductivity 02/20/2023

Eastex Environmental LaboratoryContract LabHardness 02/20/2023

Eastex Environmental LaboratoryContract LabOrthophosphate 02/20/2023

Hach Pocket Pro+ pH Tester4500H-BpH 02/20/2023

Hach HQ40d Meter & pHC101 Probe

4500H-BpH 02/20/2023

Eastex Environmental LaboratoryContract LabSilica 02/20/2023

Hach Pocket Pro+ pH Tester2550Temperature 02/20/2023

Hach HQ40d Meter & pHC101 Probe



PWS ID LAB NAME



Lab ID: AL1230039


CITY OF NOMENAAccreditation ID:

TX1230039(409) 253-2391Phone Number:Kerry AbneyContact Name:


Titration Method/Orion Star2320BAlkalinity 04/13/2021

HACH 890 Colorimeter4500CL-GFree Chlorine 04/13/2021

Orion Star4500H-BpH 04/13/2021

Orion Star/Glass Thermometer2550Temperature 04/13/2021


HACH 890 Colorimeter4500CL-GTotal Chlorine 04/13/2021

HACH 21002130BTurbidity 04/13/2021

Lab ID: AL1450004


CITY OF NORMANGEENAAccreditation ID:

TX1450004(979) 446-2999Phone Number:Janet BooneContact Name:


HACH ColorimeterHACH 10260Free Chlorine 09/18/2022

Lab ID: AL2200063


CITY OF NORTH RICHLAND HILLSNAAccreditation ID:

TX2200063(817) 427-6440Phone Number:Kenneth GarvinContact Name:


SL1000 PPA150.1pH 11/08/2020

SL1000 PPA2550Temperature 11/08/2020


Lab ID: ALTP17740


CITY OF ODESSA WTPNAAccreditation ID:

TX0680002(432) 368-3519Phone Number:Rip HalbaedierContact Name:


Odessa Lab ServicesContract LabAlkalinity 12/10/2021

NA - Titration4500CL-FFree Chlorine 12/10/2021

Thermo Scientific Orion 3 Star4500H-BpH 12/10/2021

Thermo Scientific Orion 3 Star2550Temperature 12/10/2021

Odessa Lab ServicesContract LabTOC 12/10/2021

NA - Titration4500CL-FTotal Chlorine 12/10/2021

Hf Scientific Hf-Micro 1002130BTurbidity 12/10/2021

Odessa Lab ServicesContract LabUV254 12/10/2021

Lab ID: AL1810004


CITY OF ORANGENAAccreditation ID:

TX1810004(409) 988-7335Phone Number:Timmy CampbellContact Name:


Hach Colorimeter II4500CL-DFree Chlorine 01/13/2023

Oakton PH Tester 304500H-BpH 01/13/2023

Oakton PH Tester 302550Temperature 01/13/2023


PWS ID LAB NAME



Lab ID: AL2270014


CITY OF PFLUGERVILLENAAccreditation ID:

TX2270014(512) 990-6402Phone Number:Brandon PritchettContact Name:



Hach DR6000/DR3004500CL-GFree Chlorine 01/08/2023

Hach HQ440D150.3pH 01/08/2023

Mercury Thermometer2550Temperature 01/08/2023

Hach DR6000/DR3004500CL-GTotal Chlorine 01/08/2023

Hach TU 52002130BTurbidity 01/08/2023

Lab ID: TX01551


CITY OF PHARR WATER LABORATORY T104704377Accreditation ID:

TX1080009(956) 402-4302Phone Number:Jesse TrejoContact Name:




HACH TitraLab AT10004500CLO2-EChlorine Dioxide 11/26/2021

HACH TitraLab AT10004500CLO2-EChlorite (at EP) 11/26/2021



HACH DR300 Pocket Colorimeter4500CL-GFree Chlorine 02/23/2023

Thermo Scientific Orion Star A2154500H-BpH 11/26/2021

Thermo Scientific Orion Star A2152550Temperature 11/26/2021



HACH DR300 Pocket Colorimeter4500CL-GTotal Chlorine 02/13/2023

HACH 2100 N Bench top Meter2130BTurbidity 11/26/2021


Lab ID: AL2510002


CITY OF PLAINSNAAccreditation ID:

TX2510002(806) 456-2288Phone Number:Steve VasquezContact Name:



Lab ID: AL0430007


CITY OF PLANONAAccreditation ID:

TX0430007(972) 769-4272Phone Number:Jeff DavisContact Name:


OAKTON MULTIPARAMETER4500H-BpH 01/31/2022

OAKTON MULTIPARAMETER2550Temperature 01/31/2022

Lab ID: AL0070003


CITY OF PLEASANTONNAAccreditation ID:

TX0070003(830) 569-3155Phone Number:John RobertsContact Name:


Thermo Scientific Orion Star A1214500H-BpH 03/20/2021

SPER Scientific2550Temperature 03/20/2021


PWS ID LAB NAME



Lab ID: ALTP14736


CITY OF POINT COMFORT WTPNAAccreditation ID:

TX0290001(361) 987-5477Phone Number:Gregory RodriguezContact Name:



Hach Pocket Colorimeter 24500CLO2-DChlorine Dioxide 09/20/2021

Hach Titralab AT 1000 Titrator AT1102


Hach Pocket Colorimeter 24500CL-GFree Chlorine 09/20/2021

Oakton PH 700 pH Meter4500H-BpH 09/20/2021

Oakton PH 700 pH Meter2550Temperature 09/20/2021

B-EnvironmentalTOC 09/20/2021

Hach Pocket Colorimeter 24500CL-GTotal Chlorine 09/20/2021

Hach 2100AN Turbidimeter180.1Turbidity 09/20/2021

Lab ID: 48158


CITY OF PORT ARTHUR WATER PURIFICATION PLANT T104704342Accreditation ID:

TX1230009(409) 983-3841Phone Number:Jeff WybleContact Name:



Titration4500CLO2-DChlorine Dioxide 08/07/2020

NovachemContract LabChlorite 08/07/2020

Curtin Matheson Digital Meter2510BConductivity 08/07/2020


Accumet AB 1504500H-BpH 08/07/2020

Hach DR890 Colorimeter4500P-EPhosphate 08/07/2020


Accumet AB 1502550Temperature 08/07/2020

ChemtexContract LabTOC 08/07/2020


Lab ID: ALTP14935


CITY OF PORT NECHES WTPNAAccreditation ID:

TX1230010(409) 719-4281Phone Number:Phillip PryorContact Name:


Burette Titration2320BAlkalinity 11/04/2022

Sabine River AuthorityContract LabCalcium 11/04/2022

Hach DR 3900HACH 10260Free Chlorine 11/04/2022

Hach HQ430D150.1pH 11/04/2022

Hach DR3900365.1Phosphate 11/04/2022


Sabine River AuthorityContract LabTOC 11/04/2022

Hach DR 3900HACH 10260Total Chlorine 11/04/2022


Sabine River AuthorityContract LabUV254 11/04/2022


PWS ID LAB NAME



Lab ID: AL1160007


CITY OF QUINLANNAAccreditation ID:

TX1160007(903) 356-3306Phone Number:Royce ArdContact Name:



Lab ID: ALTP15153


CITY OF QUITMAN S.W.T.P.NAAccreditation ID:

TX2500003(903) 878-2456Phone Number:Kevin TaylorContact Name:



Hach ll Colorimeter4500CL-GFree Chlorine 12/12/2021

Thermo Sci. Orion, Hach pHD4500H-BpH 12/12/2021

Hach ll Colorimeter4500CL-GTotal Chlorine 12/12/2021

Hach 2100P, 1720E2130BTurbidity 12/12/2021

Lab ID: AL0670004


CITY OF RANGERNAAccreditation ID:

TX0670004(254) 647-3522Phone Number:Andrew LopezContact Name:




Pocket Colorimeter II - LR & HR4500CL-GFree Chlorine 09/14/2021

Pocket Pro+ pH150.1, 4500H-BpH 09/14/2021

SL 1000150.1, 4500H-BpH 09/14/2021

Pocket Pro+ pH2550Temperature 09/14/2021

SL 10002550Temperature 09/14/2021




Pocket Colorimeter II - LR & HR4500CL-GTotal Chlorine 09/14/2021

Lab ID: AL0370039


CITY OF REKLAWNAAccreditation ID:

TX0370039(936) 369-4368Phone Number:Francisco HernandezContact Name:


Oakton PCTS 504500H-BpH 07/09/2022

Oakton PCTS 502550Temperature 07/09/2022

Lab ID: AL0570015


CITY OF RICHARDSONNAAccreditation ID:

TX0570015(972) 744-4491Phone Number:Evert PuenteContact Name:


Hach Pocket Pro Tester4500H-BpH 09/26/2020

Hach Pocket Pro Tester2550Temperature 09/26/2020


PWS ID LAB NAME



Lab ID: AL0790023


CITY OF RICHMONDNAAccreditation ID:

TX0790023(832) 342-0559Phone Number:Scott FajkusContact Name:


DR900 Multi-parameter Colorimeter


Hach Lange pHC201150.1pH 01/12/2021

Oakton pH Testr 30 (Meter 2)4500H-BpH 02/06/2022

Oakton pH Testr 30 (Meter 1)4500H-BpH 02/06/2022

Hach Lange pHC2012550Temperature 01/12/2021

Oakton pH Testr 30 (Meter 1)2550Temperature 02/06/2022

Oakton pH Testr 30 (Meter 2)2550Temperature 02/06/2022

DR900 Multi-parameter Colorimeter


Lab ID: ALTP411212


CITY OF RICHMOND SWTPNAAccreditation ID:

TX0790023(281) 342-0559Phone Number:Howard ChristianContact Name:




Palin Chloriox Test KitCHLORDIOX PLUSChlorine Dioxide 05/04/2021

Palin Chloriox Test KitCHLORDIOX PLUSChlorite (at EP) 05/04/2021

Hach Sension2510BConductivity 05/04/2021



Hach 440d4500H-BpH 05/04/2021






HACH 10258TU5200Turbidity 05/04/2021


PWS ID LAB NAME



Lab ID: ALTP410085


CITY OF RIO GRANDE CITY DURAN SWTP - PLANT 2 NAAccreditation ID:

TX2140018(956) 735-4309Phone Number:Ricardo BazanContact Name:






Hach SensION pH+314500H-BpH 04/25/2022

EurofinsContract LabPOE Chlorite 04/25/2022

Hach SensION pH+312550Temperature 04/25/2022

Pollution Control ServicesContract LabTOC 04/25/2022



Lab ID: ALTP15064


CITY OF RIO GRANDE CITY PUD - PLANT 1 NAAccreditation ID:

TX2140018(956) 735-4309Phone Number:Ricardo BazanContact Name:



Hach Amperometric Titrator 193004500CLO2-EChlorine Dioxide 04/25/2022


Hach SensION pH+314500H-BpH 04/25/2022

EurofinsContract LabPOE Chlorite 04/25/2022

Hach SensION pH+312550Temperature 04/25/2022




Lab ID: ALTP14751


CITY OF RIO HONDONAAccreditation ID:

TX0310006(956) 748-2102Phone Number:Candido BarcoContact Name:


Alkalinity Test Kit2320BAlkalinity 11/08/2020



Pocket Colorimeter II Hach4500CL-GFree Chlorine 11/08/2020

Hach HQ11D4500H-BpH 11/08/2020

Hach Probe Meter2550Temperature 11/08/2020


Pocket Colorimeter II Hach4500CL-GTotal Chlorine 11/08/2020

Hach 2100 N Turbidimeter180.1Turbidity 11/08/2020



PWS ID LAB NAME



Lab ID: AL2200069


CITY OF RIVER OAKSNAAccreditation ID:

TX2200069(817) 626-5421Phone Number:Marvin GregoryContact Name:


SensION + PH34500H-BpH 01/25/2021

SensION + PH32550Temperature 01/25/2021

Lab ID: ALTP15079


CITY OF RIVER OAKS WTP LABNAAccreditation ID:

TX2200069(817) 626-5421Phone Number:Marvin C. Gregory IIIContact Name:

324


Hach Sension Plus PH 312550Temperature 04/02/2022

Pace Analytical ServicesContract LabTOC 04/02/2022

Lab ID: ALTP410377


CITY OF ROBERT LEENAAccreditation ID:

TX0410002(325) 453-2831Phone Number:Billy WilliamsContact Name:


HACH - Colorimeter II4500CL-GFree Chlorine 01/14/2022

HACH - Colorimeter II4500CL-GTotal Chlorine 01/14/2022

Lab ID: AL1550010


CITY OF ROBINSONNAAccreditation ID:

TX1550010(254) 662-1415Phone Number:Greg HobbsContact Name:




Hach HQ11D150.1pH 06/02/2020

Total Immersion2550Temperature 06/02/2020

City of WacoTOC 06/02/2020



Lab ID: AL1660002


CITY OF ROCKDALENAAccreditation ID:

TX1660002(409) 446-2511Phone Number:Jason HubbellContact Name:


Hach Pocket Colorimeter 24500CL-GFree Chlorine 11/09/2020

Hach Sension+ pH 1150.1pH 11/09/2020

Hach Sension+ pH 12550Temperature 11/09/2020


PWS ID LAB NAME



Lab ID: ALTP15197


CITY OF ROMANAAccreditation ID:

TX2140007(956) 847-7006Phone Number:Jose VelaContact Name:


Ion Selective Eletrode Sension-32320BAlkalinity 09/29/2020

Amperometric w/ titator platinum eletr


Amperometric w/ titator platinum eletr

4500CLO2-EChlorite 09/29/2020

Ion Selective Eletrode Sension-34500H-BpH 09/29/2020

Ion Selective Eletrode Sension-32550Temperature 09/29/2020

Nova Chem Laboratories, IncContract LabTOC 09/29/2020

Colorimetric via on-line analzer CL17


Nephelometric via Hach 1720E180.1Turbidity 09/29/2020

Lab ID: AL1770001


CITY OF ROSCOENAAccreditation ID:

TX1770001(325) 766-3871Phone Number:Joe VickContact Name:


Myron L Company Ultrameterll 6PFC

4500H-BpH 12/18/2021

Myron L Company Ultrameterll 6PFC


Lab ID: AL2460003


CITY OF ROUND ROCKNAAccreditation ID:




Hach HQ11D150.1pH 08/02/2021



Lab ID: ALTP15185


CITY OF ROUND ROCK SWTPNAAccreditation ID:




Hach DR 3900 & Colorimeter II4500CL-GFree Chlorine 08/02/2021

Hach HQ44D150.1pH 08/02/2021


Hach DR 3900 & Colorimeter II4500CL-GTotal Chlorine 08/02/2021



PWS ID LAB NAME



Lab ID: AL0570056


CITY OF ROWLETTNAAccreditation ID:

TX0570056(972) 463-3912Phone Number:Patrick MayContact Name:



Oakton pHTestr 304500H-BpH 07/26/2020

Oakton pHTestr 302550Temperature 07/26/2020


Lab ID: AL2490017


CITY OF RUNAWAY BAYNAAccreditation ID:








TU5200 Benchtop TurbidimeterHACH 10258Turbidity 01/18/2022

Lab ID: ALTP14752


CITY OF SAN BENITO WATER PLANTNAAccreditation ID:

TX0310007(956) 361-3840Phone Number:Julio GonzalesContact Name:



Aprometric Titrator4500CLO2-EChlorine Dioxide 09/22/2020

Nova ChemContract LabChlorite 09/22/2020








PWS ID LAB NAME



Lab ID: ALTP15196


CITY OF SAN JUAN - PLANT 1NAAccreditation ID:

TX1080010(956) 223-2211Phone Number:Francisco FloresContact Name:


Kimble graduated buret2320BAlkalinity 10/06/2020

Hach Digital Titrator (Pt electrode)4500CLO2-EChlorine Dioxide 10/06/2020

Hach Digital Titrator (Pt electrode)4500CLO2-EChlorite 10/06/2020

Hach Pocket Colormeter4500CL-GFree Chlorine 10/06/2020

Hanna HI22214500H-BpH 10/06/2020

Hanna HI22212550Temperature 10/06/2020


Hach Pocket Colormeter4500CL-DTotal Chlorine 10/06/2020

Hach 2100 N2130BTurbidity 10/06/2020


Lab ID: ALTP14893


CITY OF SAN JUAN - PLANT 2NAAccreditation ID:

TX1080010(956) 223-2211Phone Number:Francisco FloresContact Name:


Kimble graduated buret2320BAlkalinity 10/06/2020

Hach Digital Titrator (Pt electrode)4500CLO2-EChlorine Dioxide 10/06/2020

Hach Digital Titrator (Pt electrode)4500CLO2-EChlorite 10/06/2020

Hach Pocket Colormeter4500CL-GFree Chlorine 10/06/2020

Hanna HI22214500H-BpH 10/06/2020



Hach Pocket Colormeter4500CL-DTotal Chlorine 10/06/2020



Lab ID: ALTP18095


CITY OF SAN MARCOS SWTPNAAccreditation ID:

TX1050001(512) 353-3888Phone Number:Jerry SharpContact Name:


Jencon Digitrate2320BAlkalinity 06/13/2020

Palintest DX 400CHLORDIOX PLUSChlorine Dioxide 06/13/2020



Orion 720A4500H-BpH 06/13/2020

Orion 720A2550Temperature 06/13/2020


Hach DR-60005910BUV254 06/13/2020


PWS ID LAB NAME



Lab ID: AL1010062


CITY OF SEABROOKNAAccreditation ID:

TX1010062(281) 291-5654Phone Number:Ray HerreraContact Name:



Lab ID: ALTP14827


CITY OF SEGUIN - SWTP 1NAAccreditation ID:

TX0940002(830) 386-2218Phone Number:Ricardo JimenezContact Name:


Hach Alkalinity Test Kit AL-AP2320BAlkalinity 06/12/2022

Hach Colorimeter, Swans AMI Trides


Hach Sension Ph3150.1pH 06/12/2022

Hach Sension Ph3, Swans AMI Trides


Hach 2100Q, Signet 4150, Swans AMI Trides

180.1Turbidity 06/12/2022

Lab ID: ALTP14828


CITY OF SEGUIN - SWTP 2NAAccreditation ID:

TX0940002(830) 386-2218Phone Number:Ricardo JimenezContact Name:


Hach Alkalinity Test Kit AL-AP2320BAlkalinity 06/18/2022

Hach Colorimeter, Swans AMI Trides


Hach Sension Ph3150.1pH 06/18/2022

Hach Sension Ph3, Swans AMI Trides


Hach 2100Q, Signet 4150, Swans AMI Trides

180.1Turbidity 06/18/2022

Lab ID: AL0830012


CITY OF SEMINOLENAAccreditation ID:

TX0830012(432) 758-3705Phone Number:Freddie JonesContact Name:


Oakton PH Tester 30150.1pH 06/12/2021


Lab ID: AL1520003


CITY OF SHALLOWATERNAAccreditation ID:

TX1520003(806) 832-4521Phone Number:Russel MosesContact Name:


HACH SensION +PH14500H-BpH 07/31/2022

HACH SensION +PH12550Temperature 07/31/2022


PWS ID LAB NAME



Lab ID: AL0910006


CITY OF SHERMANNAAccreditation ID:

TX0910006(903) 892-7258Phone Number:Dewayne SutherlandContact Name:



Hach HQ440b2510BConductivity 08/14/2022

Hach DR 6000, 3900, 820, & 9004500CL-GFree Chlorine 08/14/2022

Hach HQ440b150.1pH 08/14/2022

Thermometric2550Temperature 08/14/2022

Eurofins Eaton Analytical, Inc.Contract LabTOC 08/14/2022

Online CL174500CL-GTotal Chlorine 08/14/2022

Hach DR 6000, 3900, 820, & 9004500CL-GTotal Chlorine 08/14/2022

Hach 1720 E2130BTurbidity 08/14/2022


Eurofins Eaton Analytical, Inc.Contract LabUV254 08/14/2022

Lab ID: 48164


CITY OF SHERMAN WATER QUALITYT104704284Accreditation ID:

TX0910006(903) 892-7286Phone Number:Nathan WhiddonContact Name:




Lab ID: AL1000002


CITY OF SILSBEENAAccreditation ID:

TX1000002(409) 385-3535Phone Number:Russell HuttoContact Name:



Lab ID: AL2080001


CITY OF SNYDERNAAccreditation ID:

TX2080001(325) 573-3782Phone Number:David KennerContact Name:


Hach SL10002320BAlkalinity 09/29/2020

T17T2000 Amperometric Titrator4500CLO2-DChlorine Dioxide 09/29/2020

T17T2000 Amperometric Titrator4500CLO2-EChlorite 09/29/2020

Hach HQ440d150.1pH 09/29/2020



Lab ID: AL1010294


CITY OF SOUTH HOUSTONNAAccreditation ID:

TX1010294(713) 947-2027Phone Number:Fred GonzalesContact Name:


Lamotte DC 15004500CL-GTotal Chlorine 11/09/2020


PWS ID LAB NAME



Lab ID: AL0910045


CITY OF SOUTHMAYDNAAccreditation ID:

TX0910045(903) 744-2599Phone Number:Mark PattersonContact Name:



Oakton EcoTester PH2+4500H-BpH 11/13/2021

Oakton EcoTester PH2+2550Temperature 11/13/2021

Lab ID: ALTP14948


CITY OF STAMFORDNAAccreditation ID:

TX1270003(325) 773-2591Phone Number:Casey ChambersContact Name:





Palin Test KitCHLORDIOX PLUSChlorite (at EP) 07/31/2022


Hach Sension34500H-BpH 07/31/2022


Ana-Lab, CorpContract LabTOC 07/31/2022


Hach 1720E, 2100N2130BTurbidity 07/31/2022

Ana-Lab, CorpContract LabUV254 07/31/2022

Lab ID: AL1170003


CITY OF STINNETTNAAccreditation ID:

TX1170003(806) 878-2422Phone Number:Donald SchenkContact Name:



LCRAContract LabConductivity 11/16/2021

LCRAContract LabOrthophosphate 11/16/2021

YSI Environmental pH 1004500H-BpH 11/16/2021

LCRAContract LabSilica 11/16/2021

YSI Environmental pH 1002550Temperature 11/16/2021


PWS ID LAB NAME



Lab ID: AL1120002


CITY OF SULPHUR SPRINGS WTPNAAccreditation ID:

TX1120002(903) 439-2891Phone Number:Russell HamContact Name:




Lab ID: ALTP14915


CITY OF SULPHUR SPRINGS WTPNAAccreditation ID:

TX1120002(903) 439-2891Phone Number:Russell HamContact Name:




PalinTest ChlordioX PlusCHLORDIOX PLUSChlorine Dioxide 10/04/2020


PalinTest ChlordioX PlusCHLORDIOX PLUSChlorite (at EP) 10/04/2020


PalinTest ChlordioX PlusCHLOROSENSEFree Chlorine 10/04/2020

Hach HQ 411 d4500H-BpH 10/04/2020

VWR/Control Company2550Temperature 10/04/2020



PalinTest ChlordioX PlusCHLOROSENSETotal Chlorine 10/04/2020

Hach 1720 E180.1Turbidity 10/04/2020


Lab ID: ALTP15003


CITY OF SWEETWATER TREATMENT PLANT NAAccreditation ID:

TX1770002(325) 235-4166Phone Number:Eddy CampbellContact Name:




Severn Trent 17T20 titrator4500CLO2-EChlorine Dioxide 09/27/2020

Severn Trent 17T20 titrator4500CLO2-EChlorite 09/27/2020


Hach HQ40d4500H-BpH 09/27/2020

Digital thermometer2550Temperature 09/27/2020




Hach 2100NHACH 10133Turbidity 09/27/2020


PWS ID LAB NAME



Lab ID: ALTP20124


CITY OF TEMPLE MEMBRANE PLANTNAAccreditation ID:

TX0140005(254) 410-4732Phone Number:Colton MiguraContact Name:


TitretteD1067-92BAlkalinity 09/21/2020

DR 39004500CLO2-EChlorine Dioxide 09/21/2020

Amperometric Titrator300.1Chlorite (at EP) 09/21/2020


HQ440d multi150.2pH 09/21/2020

HQ440d multi2550Temperature 09/21/2020




Lab ID: ALTP14698


CITY OF TEMPLE WTPNAAccreditation ID:

TX0140005(254) 410-4732Phone Number:Colton MiguraContact Name:


TitretteD1067-92BAlkalinity 09/21/2020

DR 39004500CLO2-EChlorine Dioxide 09/21/2020

Amperometric Titrator300.1Chlorite (at EP) 09/21/2020


HQ440d multi150.2pH 09/21/2020

HQ440d multi2550Temperature 09/21/2020




Lab ID: ALTP14870


CITY OF TRINIDAD SWTPNAAccreditation ID:

TX1070004(903) 477-1775Phone Number:Valerie M. HamrickContact Name:



Hach Colorimeter 2D1253-86Free Chlorine 07/29/2022

Orion Model 4204500H-BpH 07/29/2022

Orion Model 4202550Temperature 07/29/2022

Hach Colorimeter 2D1253-86Total Chlorine 07/29/2022

AQ 4500 OrionHACH 10258Turbidity 07/29/2022

Lab ID: AL0910009


CITY OF VAN ALSTYNENAAccreditation ID:

TX0910009(903) 482-5426Phone Number:Steve WhiteContact Name:


YSI EcoSense pH10A4500H-BpH 12/07/2020

YSI EcoSense pH& Temp pH10A2550Temperature 12/07/2020


PWS ID LAB NAME



Lab ID: AL2440001


CITY OF VERNONNAAccreditation ID:

TX2440001(940) 552-9961Phone Number:Darell KennonContact Name:


HACH CLRMTR II SWIFTEST 5870023


HACH DR300 s/n 19030A0009194500CL-GFree Chlorine 04/01/2022

HACH Pocket Pro pH 953100004500H-BpH 03/13/2022

HACH Pocket Pro pH 953100002550Temperature 03/13/2022

Lab ID: ALTP18926


CITY OF VICTORIA SWTPNAAccreditation ID:

TX2350002(361) 485-3416Phone Number:David BurgerContact Name:


Hach Model 169002320BAlkalinity 05/10/2020

Hach Model 169003500CA-DCalcium 05/10/2020

Hach AT10004500CLO2-EChlorine Dioxide 05/10/2020

Hach AT10004500CLO2-EChlorite 05/10/2020

Hach Sension 7 Meter2510BConductivity 05/10/2020

Hach DR 60004500CL-FFree Chlorine 05/10/2020

Hach HQ 411d4500H-BpH 05/10/2020


Hach DR 60004500Si-DSilica 05/10/2020

Hach HQ 411d2550Temperature 05/10/2020



Hach 2100 AN2130BTurbidity 05/10/2020

Lab ID: ALTP14799


CITY OF WAXAHACHIE - HOWARD ROAD SWTP NAAccreditation ID:

TX0700008(469) 309-4320Phone Number:David BaileyContact Name:


Buret Assembly2320BAlkalinity 10/10/2020


DeNora Amperometric Titrator4500CLO2-EChlorine Dioxide 10/10/2020

DeNora Amperometric Titrator4500CLO2-EChlorite 10/10/2020

Thermo Scientific VSTAR Pro2510BConductivity 10/10/2020


Thermo Scientific VSTAR Pro4500H-BpH 10/10/2020



Thermo Scientific VSTAR Pro2550Temperature 10/10/2020


Hach CLT10334.0Total Chlorine 10/10/2020

1720E2130BTurbidity 10/10/2020



PWS ID LAB NAME



Lab ID: ALTP21871


CITY OF WAXAHACHIE - SOKOLL MEMBRANE SWTP NAAccreditation ID:

TX0700008(469) 309-4320Phone Number:David BaileyContact Name:


Buret Assembly2320BAlkalinity 10/10/2020


DeNora Amperometric Titrator4500CLO2-EChlorine Dioxide 10/10/2020

DeNora Amperometric Titrator4500CLO2-EChlorite 10/10/2020

Thermo Scientific VSTAR Pro2510BConductivity 10/10/2020


Thermo Scientific VSTAR Pro4500H-BpH 10/10/2020



Thermo Scientific VSTAR Pro2550Temperature 10/10/2020



1720E2130BTurbidity 10/10/2020


Lab ID: AL1840005


CITY OF WEATHERFORDNAAccreditation ID:

TX1840005(817) 598-4010Phone Number:Taz ThurmanContact Name:



Palintest ChlodioX PlusCHLORDIOX PLUSChlorine Dioxide 02/23/2021

Palintest ChlodioX PlusCHLORDIOX PLUSChlorite (at EP) 02/23/2021

Hach Sension 72510BConductivity 02/23/2021


HACH4500H-BpH 02/23/2021

DURAC Plus/NIST Certified2550Temperature 02/23/2021




Lab ID: AL1040004


CITY OF WEINERTNAAccreditation ID:

TX1040004(940) 203-0808Phone Number:Patricia HoranContact Name:


Myron L Ultrameter II4500H-BpH 03/14/2021

Myron L Ultrameter II2550Temperature 03/14/2021


PWS ID LAB NAME



Lab ID: ALTP410787


CITY OF WESLACO - PLANT 5NAAccreditation ID:

TX1080011(956) 376-1024Phone Number:Jorge PenaContact Name:



Buret Titration4500CLO2-EChlorine Dioxide 11/02/2020

Buret Titration4500CLO2-EChlorite (at EP) 11/02/2020

Hach DR/39004500CL-GFree Chlorine 11/02/2020

H-Series Meter4500H-BpH 11/02/2020

TRIO-Temp2550Temperature 11/02/2020


Hach DR/39004500CL-GTotal Chlorine 11/02/2020


Lab ID: ALTP15203


CITY OF WESLACO SWTP - COMBINED NAAccreditation ID:

TX1080011(956) 376-1024Phone Number:Jorge PenaContact Name:



Buret Titration4500CLO2-EChlorine Dioxide 11/02/2020

Buret Titration4500CLO2-EChlorite (at EP) 11/02/2020


H-Series Meter4500H-BpH 11/02/2020

TRIO-Temp2550Temperature 11/02/2020




Lab ID: AL1680003


CITY OF WESTBROOKNAAccreditation ID:

TX1680003(325) 933-0499Phone Number:Tom CarlockContact Name:


Sension + pH150.1pH 01/12/2021

Sension + pH2550Temperature 01/12/2021


PWS ID LAB NAME



Lab ID: ALTP14825


CITY OF WHITE OAK - WATER TREATMENT PLANT NAAccreditation ID:

TX0920006(903) 759-9212Phone Number:Beaux HueyContact Name:



Fisher Porter Titrator4500CLO2-EChlorine Dioxide 10/04/2020

Fisher Porter Titrator4500CLO2-EChlorite 10/04/2020

Hach CL 17, Colorimeter4500CL-GFree Chlorine 10/04/2020

Orion 5 Star Probe4500H-BpH 10/04/2020

ATC Probe on pH meter2550Temperature 10/04/2020

Ana-Lab Corp.Contract LabTOC 10/04/2020

Hach CL 17, Colorimeter4500CL-GTotal Chlorine 10/04/2020

Hach 1720 E, 2100Q2130BTurbidity 10/04/2020

Lab ID: ALTP15131


CITY OF WICHITA FALLS CYPRESS 1961 WTP NAAccreditation ID:

TX2430001(940) 691-1153Phone Number:Hunter AdamsContact Name:


KEM Autotitrator2320BAlkalinity 10/06/2020

KEM Autotitrator3500-CA BCalcium 10/06/2020

KEM Autotitrator4500CLO2-EChlorine Dioxide 10/06/2020

Thermo ICS5000300.0Chlorite 10/06/2020

Orion 3 Star2510BConductivity 10/06/2020

KEM Autotitrator4500CL-DFree Chlorine 10/06/2020


Thermo ICS5000300.0Phosphate 10/06/2020

Hach DR9004500SIO2-CSilica 10/06/2020

Traceable Lollipop Thermometer2550Temperature 10/06/2020

Shimadzu5310BTOC 10/06/2020

KEM Autotitrator4500CL-DTotal Chlorine 10/06/2020


Hach DR50005910BUV254 10/06/2020


PWS ID LAB NAME



Lab ID: ALTP15132


















Hach DR50005910BUV254 10/06/2020

Lab ID: ALTP21567


CITY OF WICHITA FALLS CYPRESS 2008 RO WTP NAAccreditation ID:
















Hach DR50005910BUV254 10/06/2020


PWS ID LAB NAME



Lab ID: ALTP410071


















Hach DR50005910BUV254 10/06/2020

Lab ID: ALTP15134


CITY OF WICHITA FALLS JASPER 1951 WTP NAAccreditation ID:
















Hach DR50005910BUV254 10/06/2020


PWS ID LAB NAME



Lab ID: ALTP20695


CITY OF WICHITA FALLS JASPER 2005 WTP NAAccreditation ID:
















Hach DR50005910BUV254 10/06/2020

Lab ID: 48180


CITY OF WICHITA FALLS WATER PURIFICATION LAB T104704384Accreditation ID:






Orion 3 Star Meter2510BConductivity 04/29/2022


Orion Dual Star Meter4500H-BpH 04/29/2022

Thermo IC300.0Phosphate 04/29/2022

KEM Autotitrator4500CLO2-EPOE Chlorite 04/29/2022





Hach TL23002130BTurbidity 04/29/2022

Hach DR50005910BUV254 04/29/2022


PWS ID LAB NAME



Lab ID: ALTP15122


CITY OF WILLS POINT SWTPNAAccreditation ID:

TX2340005(903) 873-2578Phone Number:William Lamey IVContact Name:



Orion Star A211/Oakton PH700150.1pH 05/28/2022

Orion Star A211/Oakton PH7002550Temperature 05/28/2022


TL 2300180.1Turbidity 05/28/2022

Lab ID: AL1700304


CITY OF WOOD BRANCH VILLAGENAAccreditation ID:

TX1700304(832) 428-0864Phone Number:Hector OrtizContact Name:


Hach DR900HACH 10260Free Chlorine 04/24/2022

Lab ID: AL0030030


CITY OF ZAVALLANAAccreditation ID:

TX0030030(936) 897-3311Phone Number:Earl NorrodContact Name:




PHC201 probe4500H-BpH 06/04/2021

Hach HQ11d meter4500H-BpH 06/04/2021

PHC201 probe2550Temperature 06/04/2021

Hach HQ11d meter2550Temperature 06/04/2021

Hach 2100N benchtop180.1Turbidity 06/04/2021

Lab ID: AL0260022


CLARA HILLS WATER SYSTEMNAAccreditation ID:




Lab ID: AL1011681


CLAY ROAD MUDNAAccreditation ID:




Lab ID: AL0460019


CLWSC CANYON LAKE SHORESNAAccreditation ID:

TX0460019(830) 312-4600Phone Number:Adam GonzalesContact Name:




PWS ID LAB NAME



Lab ID: AL1780057


COASTAL BEND DETENTION CENTERNAAccreditation ID:

TX1780057(361) 289-8891Phone Number:Steve Koehl or Larry GreenContact Name:


Extech - ExStik - pH100150.1pH 06/22/2021

Easy-Read Certified NIST Thermometer


Lab ID: AL1110050


COMANCHE PEAK NORTHNAAccreditation ID:

TX1110050(254) 967-2273Phone Number:Gary AardalContact Name:


Hach Pocket Pro 932004500H-BpH 11/21/2022

Hach Pocket Pro 932002550Temperature 11/21/2022

Lab ID: AL2330070


COMSTOCK BORDER PATROL STATION COMPLEX NAAccreditation ID:

TX2330070(830) 876-8654Phone Number:Charlene GreenhillContact Name:


Oakton PH Tester 30150.1pH 05/14/2021


Lab ID: AL2260067


CONCHO RURAL WATER DEER VALLEY ESTATES NAAccreditation ID:

TX2260067(325) 277-4830Phone Number:Ben WieseContact Name:


Myron L UltraPen PT24500H-BpH 06/13/2020

Myron L UltraPen PT22550Temperature 06/13/2020

Lab ID: AL2260008


CONCHO RURAL WATER GRAPE CREEK NAAccreditation ID:





Lab ID: AL2260020


CONCHO RURAL WATER NORTH CONCHO LAKE EST NAAccreditation ID:





Lab ID: AL2260093


CONCHO RURAL WATER THE OAKSNAAccreditation ID:






PWS ID LAB NAME



Lab ID: AL2260060


CONCHO RURAL WATER WATER VALLEY NAAccreditation ID:





Lab ID: AL1012024


CONOCO PHILLIPS 66 FOODMARTNAAccreditation ID:




Lab ID: AL0020017


CONOCOPHILLIPS GOLDSMITH FIELD OFFICE PWS NAAccreditation ID:

TX0020017(720) 387-9339Phone Number:Keith Davidson/Tetra TechContact Name:


Extech EC5002510BConductivity 11/28/2021

HACH Pocket Colorimeter ll #5870000


Extech EC5004500H-BpH 11/28/2021

Extech EC5002550Temperature 11/28/2021

Lab ID: AL1280018


CONOCOPHILLIPS KENEDY OFFICENAAccreditation ID:

TX1280018(830) 583-1331Phone Number:Timothy AllenContact Name:


Hach Pocket 95320004500H-BpH 05/03/2021

Hach Pocket 95320002550Temperature 05/03/2021

Lab ID: AL1700225


CONROE BAY WATER SEWER SUPPLYNAAccreditation ID:




Lab ID: AL1700727


CONROE OAKSNAAccreditation ID:

TX1700727(713) 540-1084Phone Number:Kari MillerContact Name:





Lab ID: AL1700152


CORINTHIAN POINT MUD 2NAAccreditation ID:





PWS ID LAB NAME



Lab ID: AL0200717


CORNER STORE 1910NAAccreditation ID:

TX0200717(713) 540-1084Phone Number:Jerek MigginsContact Name:


Jellas PH Meter4500H-BpH 05/16/2021



Lab ID: AL2050079


CORPUS CHRISTI LIQUEFACTIONNAAccreditation ID:

TX2050079(361) 977-1374Phone Number:Leia WilburnContact Name:


Mettler Toledo Seven ExcellenceD1293-12pH 05/29/2022

Bulb Thermometer2550Temperature 05/29/2022

Lab ID: AL1780017


CORPUS CHRISTI NAVAL AIR STATION NAAccreditation ID:

TX1780017(361) 961-2668Phone Number:Maximino AcunaContact Name:


HACH SL10004500H-BpH 11/13/2021

Fisher Scientific XL 150 Benchtop150.1pH 11/13/2021

Fisher Scientific XL 150 Benchtop2550Temperature 11/13/2021


Lab ID: AL0200707


COUNTRY CROSSROADS MHPNAAccreditation ID:




Lab ID: AL1250041


COVANCE RESEARCH PRODUCTSNAAccreditation ID:

TX1250041(361) 246-6717Phone Number:David PeñaContact Name:



Lab ID: AL1840123


COWTOWN R V PARKNAAccreditation ID:

TX1840123(817) 688-3632Phone Number:Jayne ColburnContact Name:



Lab ID: ALTP6307


CREEK ESTATES SOUTH WTPNAAccreditation ID:


56109





PWS ID LAB NAME



Lab ID: AL1630029


CREEKWOOD RANCHES WSCNAAccreditation ID:

TX1630029(210) 287-6473Phone Number:Phillip E. WrightContact Name:



Lab ID: ALTP14838


CROSBY MUD SWTPNAAccreditation ID:

TX1010118(281) 900-7190Phone Number:Chris WallaceContact Name:




HQ411d/probe PHC201150.1pH 08/29/2022

HQ411d/probe PHC2012550Temperature 08/29/2022

Eastex Environmental LabContract LabTOC 08/29/2022


2100Q180.1Turbidity 08/29/2022

Lab ID: AL1930020


CROWN MOUNTAIN WSCNAAccreditation ID:

TX1930020(713) 775-5008Phone Number:Lonny MeadorsContact Name:


Mi413 Photometer4500CL-GFree Chlorine 02/27/2021

Lab ID: ALTP21678


CROWN RANCHNAAccreditation ID:

TX1700781(936) 577-4179Phone Number:Thomas BarnettContact Name:



Lab ID: ALTP19635


CRWA HAYS CALDWELL WTPNAAccreditation ID:

TX0280024(512) 805-2802Phone Number:Michael AllmanContact Name:


Hach Digital Titrator 169002320BAlkalinity 12/04/2020

Hach 19300 Amperometric Titrator4500CLO2-EChlorine Dioxide 12/04/2020

Hach 19300 Amperometric Titrator4500CLO2-EChlorite 12/04/2020

Hach PCII Colorimeter, CL174500CL-GFree Chlorine 12/04/2020

Hach Sension3, EC310150.1pH 12/04/2020

Hach Sension3, EC3102550Temperature 12/04/2020

GBRA Regional LaboratoryContract LabTOC 12/04/2020

Hach PCII Colorimeter, CL174500CL-GTotal Chlorine 12/04/2020

Hach 2100n, 1720E, FT660cHACH 10133Turbidity 12/04/2020


PWS ID LAB NAME



Lab ID: ALTP19683


CRWA LAKE DUNLAP WTPNAAccreditation ID:

TX0940091(830) 609-0543Phone Number:Robert UllrichContact Name:


Hach HQ411D2320BAlkalinity 12/04/2020

Hach 19300 Amperometric Titrator4500CLO2-EChlorine Dioxide 12/04/2020

Hach 19300 Amperometric Titrator4500CLO2-EChlorite 12/04/2020

Hach PCII Colorimeter, CL174500CL-GFree Chlorine 12/04/2020

Hach HQ411D150.1pH 12/04/2020


GBRA Regional LaboratoryContract LabTOC 12/04/2020

Hach PCII Colorimeter, CL174500CL-GTotal Chlorine 12/04/2020

Hach 2100n, 1720E, FT660cHACH 10133Turbidity 12/04/2020

Lab ID: ALTP00001


CRWA WELLS RANCH WTPNAAccreditation ID:

TX0940096(830) 386-0619Phone Number:Mike MedinaContact Name:



Siemens Reagent Free Continuous4500CL-GFree Chlorine 12/04/2020

Hach HQ411D150.1pH 12/04/2020


Hach 2100n, FT660cHACH 10133Turbidity 12/04/2020

Lab ID: AL0940015


CRYSTAL CLEAR SUDNAAccreditation ID:

TX0940015(512) 214-1800Phone Number:Cayton GermanyContact Name:




Lab ID: AL2120015


CRYSTAL SYSTEMSNAAccreditation ID:

TX2120015(903) 592-8509Phone Number:Allen FairContact Name:


Hach Pro Tester4500H-BpH 09/26/2020

Hach Pro Tester2550Temperature 09/26/2020

Lab ID: AL1650138


CULLIGAN WEST TEXASNAAccreditation ID:

TX1650138(432) 563-2690Phone Number:Steven HughinsContact Name:


Myron L 6 PFCE Ultrameter II (6266344)

4500H-BpH 02/25/2023

Myron L 6 PFCE Ultrameter II (6266344)



PWS ID LAB NAME



Lab ID: AL0002811


Curro EnvironmentalNAAccreditation ID:

(903) 279-9452Phone Number:Angel MedranoContact Name:


Hach Pocket Pro+ Tester150.1pH 06/27/2020

Hach Pocket Pro+ Tester2550Temperature 06/27/2020

Lab ID: AL1010919


CYPRESS FOREST PUDNAAccreditation ID:




Lab ID: AL1010432


CYPRESSWOOD UTILITY DISTRICTNAAccreditation ID:




Lab ID: AL0570082


D BAR B MOBILE HOME RANCHNAAccreditation ID:

TX0570082(817) 235-1366Phone Number:William L. TatumContact Name:



Hach SesION+ pH1 Meter4500H-BpH 09/16/2022

Hach SesION+ pH1 Meter Thermistor



Lab ID: AL1660008


D&L SERVICE CO, INC.NAAccreditation ID:










Lab ID: AL1660008


D&L SERVICE CO., INC.NAAccreditation ID:





PWS ID LAB NAME



Lab ID: AL2390041


DADS BRENHAM STATE SUPPORTED LIVING CENTER NAAccreditation ID:

TX2390041(979) 277-1543Phone Number:Craig HarrelsonContact Name:





Hach SL1000Hach 10260Free Chlorine 05/09/2020

Hach SL1000D1293-95pH 05/09/2020





Hach SL1000Hach 10260Total Chlorine 05/09/2020

Contract LabTurbidity 05/09/2020


Lab ID: AL2260002


DADS SAN ANGELO STATE SUPPORTED LIVING CENTER NAAccreditation ID:

TX2260002(325) 465-2381Phone Number:Darren MooreContact Name:


Xenco LabsAlkalinity 05/18/2020

Xenco LabsCalcium 05/18/2020

Xenco LabsConductivity 05/18/2020


HQ440d pH meter4500H-BpH 05/18/2020

HQ440d pH meter2550Temperature 05/18/2020

Xenco LabsTOC 05/18/2020

Hach 2100 Bench Meter180.1Turbidity 05/18/2020

Lab ID: AL1070159


DAL HIGH WATER SYSTEMNAAccreditation ID:




Lab ID: AL0560001


DALHART MUNICIPAL WATER SYSTEM NAAccreditation ID:

TX0560001(806) 244-0277Phone Number:Jonathan OlveraContact Name:


POCKET PRO + TESTER150.1pH 02/28/2023

POCKET PRO + TESTER2550Temperature 02/28/2023

Lab ID: AL0570136


DALLAS FORT WORTH AIRPORTNAAccreditation ID:

TX0570136(972) 973-4959Phone Number:Adam LeeperContact Name:


SL1000, DR900HACH 10260Total Chlorine 10/11/2022


PWS ID LAB NAME



Lab ID: AL0570004


DALLAS WATER UTILITY WATER QUALITY NAAccreditation ID:

TX0570004(214) 671-5067Phone Number:Alfonso MoruaContact Name:


Hach SL1000 Intellical Probe2510BConductivity 12/18/2020



Hach SL1000 Intellical Probe4500H-BpH 12/18/2020

Hach Pocket Colorimeter II PO43-React

365.1Phosphate 12/18/2020

Hach SL1000 Intellical Probe2550Temperature 12/18/2020


Hach HQ2100Q180.1Turbidity 12/18/2020

Lab ID: TX287


DALLAS WU BACHMAN WTP LABT104704304Accreditation ID:

TX0570004(214) 670-6587Phone Number:Hermon AlameneContact Name:


Metrohm Auto-Titrator2320BAlkalinity 08/14/2021

Wet Chemistry (Manual)3500CA-DCalcium 08/14/2021

Orion VersaStar Meter and Probe2510BConductivity 08/14/2021


Hach HQ440d Meter4500H-BpH 08/14/2021

Hach DR28003120BSilica 08/14/2021

PolyScience Thermo Comparator2550Temperature 08/14/2021

GE 5310C Analyzer5310CTOC 08/14/2021

Metrohm Auto-Titrator, Hach CL174500CL-DTotal Chlorine 08/14/2021


Hach DR60005910BUV254 08/14/2021


PWS ID LAB NAME



Lab ID: 48121


DALLAS WU EAST SIDE WTPT104704303Accreditation ID:

TX0570004(214) 670-0918Phone Number:Matthew JohnsonContact Name:


Metrohm Titrator2320BAlkalinity 07/26/2021

Manual Titration3500-CA BCalcium 07/26/2021

Orion Versa Star Meter2510BConductivity 07/26/2021

Severn Trent/Metrohm Titrators4500CL-DFree Chlorine 07/26/2021

Orion pH/ISE Meter4500H-BpH 07/26/2021

Hach DR28004500P-EPhosphate 07/26/2021

4500SIO2-CSilica 07/26/2021


GE Sievers 5310C Analyzer5310CTOC 07/26/2021

Severn Trent/Metrohm Titrators4500CL-DTotal Chlorine 07/26/2021




Perkin Elmer Lambda 355910BUV254 07/26/2021

Lab ID: 48125


DALLAS WU ELM FORK WTPT104704302Accreditation ID:

TX0570004(214) 671-1419Phone Number:Juan AvalosContact Name:



Manual Titration3500-CA BCalcium 08/02/2021

Orion Model 1402510BConductivity 08/02/2021

Metrohm 855 Titrosampler4500CL-DFree Chlorine 08/02/2021


GF Signet pH only4500H-BpH 08/02/2021



Sievers M5310C5310CTOC 08/02/2021

Metrohm 855 Titrosampler4500CL-DTotal Chlorine 08/02/2021

Hach 1720 E On-line2130BTurbidity 08/02/2021


Hitachi U-20005910BUV254 08/02/2021

Lab ID: AL2270049


DEER CREEK WATERNAAccreditation ID:

TX2270049(830) 312-4600Phone Number:Chelsea HawkinsContact Name:


Hach SL1000, CL174500CL-GTotal Chlorine 04/16/2022


PWS ID LAB NAME



Lab ID: AL1010469


DELYNN WATER SYSTEMNAAccreditation ID:

TX1010469(281) 414-8287Phone Number:Rick SteadmanContact Name:


HACH md 1 #9532000150.1pH 01/17/2023

HACH md 1 #95320002550Temperature 01/17/2023

Lab ID: AL2330021


DEVILS SHORES WSCNAAccreditation ID:

TX2330021(830) 774-2912Phone Number:Tommy Scott / Eric HaleContact Name:


Hach Pocket Pro +pH150.1pH 09/26/2020

Hach Pocket Pro +pH2550Temperature 09/26/2020

Lab ID: AL0200748


DOLLAR GENERAL BRAZORIANAAccreditation ID:




Lab ID: AL0200733


DOLLAR GENERAL JONES CREEKNAAccreditation ID:




Lab ID: AL0200742


DOLLAR GENERAL ROSHARON ARCOLA NAAccreditation ID:




Lab ID: AL1013637


DOLLAR GENERAL STORE 09711NAAccreditation ID:




Lab ID: AL0790563


DOLLAR GENERAL STORE 16341NAAccreditation ID:




Lab ID: AL0200668


DOW CHEMICAL COMPANY - BM44 & BM59 NAAccreditation ID:

TX0200668(979) 238-2923Phone Number:John SwangoContact Name:


Hach Handheld Pocket Color II4500CL-GFree Chlorine 03/28/2021


PWS ID LAB NAME



Lab ID: AL0200543


DOW CHEMICAL COMPANY OYSTER CREEK NAAccreditation ID:

TX0200543(979) 238-4856Phone Number:Monte HurleyContact Name:



SL1000HACH 10260Free Chlorine 01/03/2022

HACH DR 28004500P-EOrthophosphate 01/03/2022

Thermo Model SB20150.1pH 01/03/2022


Lab ID: AL0200027


DOW CHEMICAL COMPANY PLANT ANAAccreditation ID:

TX0200027(979) 238-3934Phone Number:Jason GarrardContact Name:




Benchtop pH 3204500H-BpH 07/10/2021


Benchtop Orion 3202550Temperature 07/10/2021


Lab ID: AL0200232


DOW CHEMICAL COMPANY PLANT BNAAccreditation ID:

TX0200232(979) 238-3934Phone Number:Jason GarrardContact Name:




Benchtop Orion 320150.1pH 07/10/2021




Lab ID: AL1010650


DOW CHEMICAL LAPORTE SITENAAccreditation ID:

TX1010650281-228-8160Phone Number:Michael SnyderContact Name:






Hanna 9125150.1pH 05/18/2020




PWS ID LAB NAME



Lab ID: AL0200528


DOW SALT DOME 1NAAccreditation ID:

TX0200528(979) 238-3384Phone Number:Billie BrannanContact Name:


Hach Hand-held Pocket Colorimeter II




Lab ID: AL0200531


DOW TEXAS FREEPORT SALT DOME 4 NAAccreditation ID:







Lab ID: AL0200534









Lab ID: AL0200535









Lab ID: AL0200750


DOW TEXAS OPERATIONS FREEPORT BM 62 NAAccreditation ID:

TX0200750(979) 238-3384Phone Number:John Swango/Billie BrannaContact Name:


HACH Handheld Pocket 114500CL-GFree Chlorine 12/17/2022

Benchtop Orion 320150.1pH 12/17/2022


Lab ID: AL2270058


DRAPER ESTATES WATER SYSTEMNAAccreditation ID:

TX2270058(512) 415-1767Phone Number:Harold NelsonContact Name:


OAKTON PH 1504500H-BpH 02/28/2023

OAKTON PH 1502550Temperature 02/28/2023


PWS ID LAB NAME



Lab ID: AL0200355


DSM NUTRITIONAL PRODUCTSNAAccreditation ID:

TX0200355(979) 373-5012Phone Number:Christina Orbase-WhiteContact Name:


Beckman Model 340150.1pH 10/16/2022

H-B Enviro-Safe Liquid-in-Glass2550Temperature 10/16/2022

Lab ID: AL1840100


DU CHANE CHATEAUXNAAccreditation ID:

TX1840100(817) 992-4051Phone Number:Ryan MichelettiContact Name:




Lab ID: AL1050173


DUCHMAN FAMILY WINERYNAAccreditation ID:

TX1050173(512) 785-9801Phone Number:Cari HarringtonContact Name:



Oakton Meter4500H-BpH 03/03/2021

Oakton Meter2550Temperature 03/03/2021


Lab ID: AL1810114


DUPONT SABINE RIVER WORKSNAAccreditation ID:

TX1810114 (409) 886-9329Phone Number:Marie Allison GrossContact Name:



Hach AutoCAT 90004500CLO2-EChlorine Dioxide 08/14/2021

Hach AutoCAT 90004500CLO2-EChlorite (at EP) 08/14/2021

Hach Pocket4500CL-DFree Chlorine 08/14/2021

Orion Model STAR A324150.1pH 08/14/2021

PMROSEMONT 3144TT Thermocouple


OI analytical aurora 10305310BTOC 08/14/2021

Hach 28002130BTurbidity 08/14/2021

Lab ID: ALTP15070


EAGLE MOUNTAIN WTPNAAccreditation ID:

TX2200012(817) 392-2190Phone Number:David HinshawContact Name:




Titration4500CL-FFree Chlorine 01/22/2021

Hach HQ411d4500H-BpH 01/22/2021

Traceable Thermometer2550Temperature 01/22/2021

Titration4500CL-FTotal Chlorine 01/22/2021

Hach 2100-N2130BTurbidity 01/22/2021


PWS ID LAB NAME



Lab ID: AL0710187


EAST BIGGS WATER SYSTEMNAAccreditation ID:

TX0710187(915) 564-1332Phone Number:David WillContact Name:





Lab ID: AL1550023


EAST CRAWFORD WSCNAAccreditation ID:

TX1550023(254) 723-1834Phone Number:Charles D Brandon JrContact Name:



Lab ID: ALTP21391


EAST RIO HONDO MARTHA SIMPSON WTP NAAccreditation ID:

TX0310096(956) 247-7744Phone Number:Eric HaydonContact Name:


Class A Glass Buret Titration2320BAlkalinity 01/15/2022




Hach HQ40d pH Meter4500H-BpH 01/15/2022

Hach HQ40d pH Meter2550Temperature 01/15/2022



Hach 2100N Benchtop Turbidimeter

180.1Turbidity 01/15/2022

Pollution Control ServicesContract LabUV254 01/15/2022

Lab ID: ALTP14758


EAST RIO HONDO NELSON RD WTPNAAccreditation ID:











Hach 2100N Benchtop Turbidimeter

180.1Turbidity 01/15/2022

Pollution Control ServicesContract LabUV254 01/15/2022


PWS ID LAB NAME



Lab ID: ALTP410642


EAST RIO HONDO WSC ARROYO CITYNAAccreditation ID:





Lab ID: ALTP14794


EASTLAND COUNTY WATER SUPPLY DISTRICT 1 NAAccreditation ID:

TX0670019(254) 647-3294Phone Number:Ronnie TaylorContact Name:




Hach Amperometric Tirator4500CLO2-EChlorite 06/08/2020

Hach Pocket Colorimeter, CL174500CL-GFree Chlorine 06/08/2020

Hach HQ11d4500H-BpH 06/08/2020


Hach Pocket Colorimeter, CL174500CL-GTotal Chlorine 06/08/2020

Lab ID: AL2020013


EL CAMINO BAY WATER SYSTEMNAAccreditation ID:

TX2020013(936) 201-9036Phone Number:Larry AncelotContact Name:


TITRATION2320BAlkalinity 04/25/2022

HACH HQ11D150.1pH 04/25/2022


HACH POCKET CH. 24500CL-GTotal Chlorine 04/25/2022

HACH 2100 P180.1Turbidity 04/25/2022

Lab ID: AL1010471


EL DORADO UTILITY DISTRICTNAAccreditation ID:





PWS ID LAB NAME



Lab ID: AL0710019


EL PASO COUNTY TORNILLO WIDNAAccreditation ID:

TX0710019(915) 539-0117Phone Number:Robert HoodContact Name:


International Water Quality Laboratory


Lower Colorado River AuthorityContract LabCalcium 03/22/2022

Lower Colorado River AuthorityContract LabConductivity 03/22/2022



Lower Colorado River AuthorityContract LabPhosphate 03/22/2022

Ana-Lab CorporationContract LabSilica 03/22/2022

Lower Colorado River AuthorityContract LabTOC 03/22/2022


International Water Quality Laboratory


Ana-Lab CorporationContract LabUV254 03/22/2022

Lab ID: AL0710065


EL PASO ELECTRIC NEWMAN PLANTNAAccreditation ID:

TX0710065(915) 521-4649Phone Number:Teresa SosaContact Name:




Myron L Company Ultrameter II 6P2510BConductivity 06/15/2020

Hach Colorimeter Pocket II4500CL-GFree Chlorine 06/15/2020

Myron L Company Ultrameter II 6P150.1pH 06/15/2020

Myron L Company Ultrameter II 6P2550Temperature 06/15/2020


Lab ID: ALTP22092


EL PASO WATER UTILITIES PUBLIC SERVICE B - E.J. UMBENHAUER NAAccreditation ID:

TX0710002(915) 594-5402Phone Number:Ruben MontesContact Name:


Palintest ChlordioX PlusCHLORDIOX PLUSChlorine Dioxide 10/03/2022

Palintest ChlordioX PlusCHLORDIOX PLUSPOE Chlorite 10/03/2022

Lab ID: ALTP14801


EL PASO WATER UTILITIES PUBLIC SERVICE B - JONATHAN ROGERS NAAccreditation ID:

TX0710002(915) 594-5752Phone Number:Michael ParkerContact Name:





PWS ID LAB NAME



Lab ID: ALTP14800


EL PASO WATER UTILITIES PUBLIC SERVICE B - W.E. ROBERTSON SWTP NAAccreditation ID:

TX0710002(915) 594-5402Phone Number:Ruben MontesContact Name:




Lab ID: ALTP15109


EMMA LONG METRO PARK SWTPNAAccreditation ID:

TX2270171(512) 972-0520Phone Number:Gregory SundahlContact Name:


Hach AL-AP2320BAlkalinity 07/01/2022

Hach CL-17 & Pocket Colorimeter4500CL-GFree Chlorine 07/01/2022

ThermoOrion Model 2304500H-BpH 07/01/2022

Mercury Thermom & Orion ATC Probe


Hach 1720C & Hach 2100P (benchtop)

180.1Turbidity 07/01/2022

Lab ID: AL1010687


ENCANTO REAL UTILITY DISTRICTNAAccreditation ID:




Lab ID: AL0360134


ENTERPRISE PRODUCTS HATCHERVILLE RD NAAccreditation ID:






Lab ID: AL0720039


EQUIBRAND STEPHENVILLE PWSNAAccreditation ID:



Oakton pH 6+4500H-BpH 12/06/2021


Lab ID: AL1370034


ESCONDIDO CREEK WATER SYSTEMNAAccreditation ID:

TX1370034(361) 296-4222Phone Number:William SchonefeldContact Name:



Lab ID: AL0037720


ESSCO Environmental, Inc.NAAccreditation ID:

(915) 533-1102Phone Number:Keith A. PehleContact Name:


HACH Pocket Pro + Tester150.1pH 10/01/2020

HACH Pocket Pro + Tester2550Temperature 10/01/2020


PWS ID LAB NAME



Lab ID: AL0300005


EULA WSCNAAccreditation ID:

TX0300005(325) 529-3555Phone Number:Rickey CowleyContact Name:




Lab ID: AL1013528


EVERLASTING LEARNING CHILD DEVELOPMNT CT NAAccreditation ID:






Lab ID: AL0020011


EXXONMOBIL FULLERTONNAAccreditation ID:

TX0020011(432) 563-2690Phone Number:Steven M HughinsContact Name:


Myron L Ultrameter II 6PFCe4500H-BpH 01/16/2022

Lab ID: AL0020012


EXXONMOBIL PRODUCTION COMPANY MEANS FIEL NAAccreditation ID:

TX0020012(432) 563-2690Phone Number:Steven M HughinsContact Name:


Myron Ultrameter II 6PFCe4500H-BpH 01/16/2022

Lab ID: AL1490033


F & H WATER SERVICENAAccreditation ID:

TX1490033(361) 318-5412Phone Number:Ernie or Jolene ColleContact Name:




Lab ID: AL0790555


FAMILY LIFE ASSEMBLY OF GODNAAccreditation ID:




Lab ID: AL0750022


FAYETTE WSC WESTNAAccreditation ID:

TX0750022(979) 968-6475Phone Number:James RebecekContact Name:



Oakton pH Testr 302550Temperature 12/15/2020


PWS ID LAB NAME



Lab ID: AL2460128


FERN BLUFF MUDNAAccreditation ID:

TX2460128(512) 238-0606Phone Number:Hector E. AlanisContact Name:


Hach SL-1000 w/probe2510BConductivity 07/16/2022


Hach SL-1000 w/probe4500H-BpH 07/16/2022

Hach SL-1000 w/probe2550Temperature 07/16/2022


Lab ID: AL0080030


FIVE STAR PROPERTIES SEALYNAAccreditation ID:

TX0080030(979) 257-7077Phone Number:Dennis ZurekContact Name:


HACH, HQ11d pH Meter4500H-BpH 12/18/2021

HACH, HQ11d pH Meter2550Temperature 12/18/2021

Lab ID: AL0610119


FOREST HILL TWO WSCNAAccreditation ID:

TX0610119(940) 453-8252Phone Number:Todd MadisonContact Name:


Hach Pocket Colorimeter II LR-HR4500CL-GFree Chlorine 08/29/2022

Lab ID: AL1011252


FOREST HILLS MUDNAAccreditation ID:




Lab ID: AL0790474


FORT BEND COUNTY FWSD 1NAAccreditation ID:




Lab ID: AL0790440


FORT BEND COUNTY FWSD 2NAAccreditation ID:





Lab ID: AL0790366


FORT BEND COUNTY MUD 118NAAccreditation ID:




Lab ID: AL0790566







PWS ID LAB NAME



Lab ID: AL0790429






Lab ID: AL0790435






Lab ID: AL0790478






Lab ID: AL0790543






Lab ID: AL0790130



TX0790130(281) 910-2904Phone Number:Stephen LammersContact Name:


Hach 5870000 Pocket Colorimeter II



PWS ID LAB NAME



Lab ID: AL0790004


FORT BEND COUNTY WCID 2NAAccreditation ID:

TX0790004(309) 349-2400Phone Number:Randy LawsonContact Name:



Hach Digital Titrator3500-CA BCalcium 01/03/2021

Hach Titra Lab AT 10004500CLO2-EChlorine Dioxide 01/03/2021


9187sc CLo2 Analyzer (online)4500CLO2-CChlorine Dioxide 01/03/2021

Hach Titra Lab AT 10004500CLO2-EChlorite 01/03/2021


Hach HQd TDS/Conductivity probe2510BConductivity 01/03/2021


Hach HQd ph meter4500H-BpH 01/03/2021

Hach pH Sensor PEEK Convrtbl4500H-BpH 01/03/2021

North Water District LabContract LabPhosphate 01/03/2021

North Water District LabContract LabSilica 01/03/2021

Hach HQd temperature probe2550Temperature 01/03/2021

Eurofins Eaton AnalyticalContract LabTOC 01/03/2021

CL 17 CL 2 total analyzer4500CL-GTotal Chlorine 01/03/2021

Hach Pocket Colorimeter II4500CL-DTotal Chlorine 01/03/2021

Hach 2100 AN2130BTurbidity 01/03/2021

1720 E (online)2130BTurbidity 01/03/2021

Hach 2V Solitax Sensor (online)2130BTurbidity 01/03/2021

Hach Filter Trak 660sc (online)HACH 10133Turbidity 01/03/2021

Hach DR 6005910BUV254 01/03/2021

Lab ID: AL0790472


FORT BEND MUD 143 WATER VIEW ESTA NAAccreditation ID:





Lab ID: AL0710078


FORT BLISS BIGGS ARMY AIRFIELDNAAccreditation ID:







PWS ID LAB NAME



Lab ID: AL0710020


FORT BLISS MAIN POST AREANAAccreditation ID:






Lab ID: AL0790554


FOSTER CREEK VETERINARY HOSPITAL NAAccreditation ID:




Lab ID: ALTP8900


FOWLERTON WSC WTPNAAccreditation ID:

TX1420006(830) 480-8805Phone Number:Benjamin TangumaContact Name:



Lab ID: AL1930023


FRIO CANON WATERNAAccreditation ID:

TX1930023(830) 998-5798Phone Number:Doug AlfordContact Name:


HACH Pocket Pro 9532000150.1pH 10/17/2022

HACH Pocket Pro 95320002550Temperature 10/17/2022

Lab ID: AL1260092


GARDEN ACRESNAAccreditation ID:


56109




Lab ID: AL1010074


GB BIOSCIENCES CORPORATIONNAAccreditation ID:

TX1010074(713) 450-6355Phone Number:Keith AndingContact Name:



Orion Star A215150.1pH 11/14/2020



Lab ID: AL1300048


GBRA CORDILLERA RANCHNAAccreditation ID:

TX1300048(830) 885-2639Phone Number:Jorge RojasContact Name:


Oakton pHTestr 304500CL-GFree Chlorine 05/18/2020

Oakton pHTestr 30150.1pH 05/18/2020



PWS ID LAB NAME



Lab ID: AL0460265


GBRA JOHNSON RANCH SUBDIVISION NAAccreditation ID:



GBRA Regional Lab

Alkalinity 05/18/2020

GBRA Regional Lab

Calcium 05/18/2020

GBRA Regional Lab

Conductivity 05/18/2020



GBRA Regional Lab

Phosphate 05/18/2020

GBRA Regional Lab

Silica 05/18/2020


Lab ID: AL0460208


GBRA LOMAS WATER CO COMAL TRACE NAAccreditation ID:






Lab ID: ALTP14738


GBRA PORT LAVACA WTP LABNAAccreditation ID:

TX0290005(361) 552-9751Phone Number:Ronnie ParenicaContact Name:



Hach Amperometric Titrator 193004500CL-DFree Chlorine 06/13/2020

SensION24500H-BpH 06/13/2020

Ertco2550Temperature 06/13/2020

GBRA Regional Lab

TOC 06/13/2020


Hach Amperometric Titrator 193004500CL-DTotal Chlorine 06/13/2020

Hach 1720 E2130BTurbidity 06/13/2020

Online Turbidimeter2130BTurbidity 06/13/2020


Hach DR 60005910BUV254 06/13/2020


PWS ID LAB NAME



Lab ID: AL0460239


GBRA WESTERN CANYON WATER SUPPLY NAAccreditation ID:

TX0460239(830) 885-2639Phone Number:Hunter DuncanContact Name:


Titration With Color IndicatorD1067-02BAlkalinity 09/17/2022

Jencons Digititrate With Color Indicator

3500-CA BCalcium 09/17/2022

Sension 52510BConductivity 09/17/2022


Orion 3 Star150.1pH 09/17/2022

Orion 3 Star2550Temperature 09/17/2022


Hach DR5000415.3UV254 09/17/2022

Lab ID: AL1013387


GENERATION PARK MANAGEMENT DISTRICT NAAccreditation ID:




Lab ID: AL2020067


G-M WSCNAAccreditation ID:

TX2020067(409) 787-2755Phone Number:Vance HoyleContact Name:






Lab ID: ALTP14815


GONZALES COUNTY WSC PLANTNAAccreditation ID:

TX0890006(830) 672-6509Phone Number:Barry MillerContact Name:


Hach Model AL DT2320BAlkalinity 08/02/2020

Chlorimeter4500CL-GFree Chlorine 08/02/2020

Oakton pH Meter 10150.1pH 08/02/2020

Enviro Safe Thermometer2550Temperature 08/02/2020

GBRA LabsContract LabTOC 08/02/2020

Chlorimeter4500CL-FTotal Chlorine 08/02/2020


Lab ID: AL1012739


GRACE PASADENA CATALYST SITENAAccreditation ID:

TX1012739(281) 842-5481Phone Number:David FontaineContact Name:


Hach Pocket Pro+pH150.1pH 06/21/2020

Hach Pocket Pro+pH2550Temperature 06/21/2020


PWS ID LAB NAME



Lab ID: AL1590007


GRADY ISDNAAccreditation ID:

TX1590007(432) 459-2444Phone Number:Leandro GonzalesContact Name:


Hach Pocket Pro+4500H-BpH 06/25/2021


Lab ID: AL1110131


GRANBURY MINENAAccreditation ID:

TX1110131(682) 500-4388Phone Number:Nate PetersonContact Name:


Hach Pocket Chlorometer II4500CL-DFree Chlorine 10/26/2021

Eutech pHTestr30150.1pH 10/26/2021

WGTC Spirit Thermometer 52542550Temperature 10/26/2021

Lab ID: AL0200360


GRASSLANDSNAAccreditation ID:

TX0200360(281) 369-2041Phone Number:Peggy PaulContact Name:






Lab ID: AL0790296


GREATWOODNAAccreditation ID:

TX0790296(281) 275-2478Phone Number:Ashley KirkpatrickContact Name:


HACH Pocket II or DR900 Colorimeters


HACH HQ40D or HACH Pocket Pro +

4500H-BpH 12/15/2020



Lab ID: AL0940020


GREEN VALLEY SUDNAAccreditation ID:

TX0940020(210) 279-0362Phone Number:Kristerpher LombardContact Name:


HACH Sension+4500H-BpH 03/13/2022

HACH Sension+2550Temperature 03/13/2022

Lab ID: AL1650078


GREENWOOD WATER SYSTEMNAAccreditation ID:

TX1650078(806) 773-0022Phone Number:James Alan WallaceContact Name:


Pocket Pro+ Multi 2 Tester150.1pH 09/20/2021

Pocket Pro+ Multi 2 Tester2550Temperature 09/20/2021


PWS ID LAB NAME



Lab ID: ALTP14813


GULF COAST WATER AUTHORITY - THOMAS MACKEY WTP - BRAZOS NAAccreditation ID:

TX0840153(409) 682-0865Phone Number:Devon RuhlContact Name:

ext. 119


Titration M-4 Knick2320BAlkalinity 09/23/2022

Hach DR3900CHLORDIOX PLUSChlorine Dioxide 05/01/2022

Amperometric4500CLO2-CChlorine Dioxide 05/01/2022


Hach SensION ECS2510BConductivity 09/23/2022



M4-Knick4500H-BpH 09/23/2022

Dionex ICS- 2100300.0Phosphate 09/23/2022

Dionex ICS- 2100/Amperometric4500CLO2-EPOE Chlorite 05/01/2022

PalintestCHLORDIOX PLUSPOE Chlorite 09/23/2022


Fusion UV/Persulfate5310CTOC 09/23/2022




Spectrophotometric5910BUV254 09/23/2022

Lab ID: AL1630031


GUSVILLE MOBILE HOME PARKNAAccreditation ID:

TX1630031(830) 665-9110Phone Number:Pamela JeffersContact Name:


Extech PH, MU, Temp Meter150.2pH 03/18/2021



Extech PH, MU, Temp2550Temperature 03/18/2021

Lab ID: AL2270370


HAMILTON MARKETNAAccreditation ID:







PWS ID LAB NAME



Lab ID: ALTP14745


HARLINGEN WATER WORKS DOWNTOWN WTP NAAccreditation ID:

TX0310002(956) 440-6531Phone Number:Art HernandezContact Name:



Thermo Scientific ORION 2 STAR4500H-BpH 12/17/2021

Thermo Scientific ORION 2 STAR2550Temperature 12/17/2021

Harlingen Water Works LabContract LabTOC 12/17/2021



Lab ID: ALTP14746


HARLINGEN WATER WORKS MF RUNNION WTP NAAccreditation ID:

TX0310002(956) 440-6531Phone Number:Art HernandezContact Name:



Thermo Scientific ORION Star A1114500H-BpH 05/01/2022

Thermo Scientific ORION Star A1112550Temperature 05/01/2022

Harlingen Water Works LabContract LabTOC 05/01/2022


Hach TL23002130BTurbidity 05/01/2022

Lab ID: AL0310002


HARLINGEN WATERWORKSNAAccreditation ID:

TX0310002(956) 440-6580Phone Number:Rodolfo GonzalezContact Name:


Pocket Pro + pH4500H-BpH 01/24/2021

Pocket Pro + pH2550Temperature 01/24/2021

Lab ID: AL1010426


HARRIS COUNTY MUD 11NAAccreditation ID:




Lab ID: AL1010774



TX1010774(713) 395-3100Phone Number:Gregory CampContact Name:



Lab ID: AL1011783







PWS ID LAB NAME



Lab ID: AL1011864






Lab ID: AL1013002






Lab ID: AL1012145






Lab ID: AL1013321






Lab ID: AL1012498






Lab ID: AL1013135






Lab ID: AL1013063






Lab ID: AL1013178






Lab ID: AL1013375







PWS ID LAB NAME



Lab ID: AL1012532






Lab ID: AL1013385






Lab ID: AL1013416


HARRIS COUNTY MUD 400 - EASTNAAccreditation ID:




Lab ID: AL1013310


HARRIS COUNTY MUD 400 - WESTNAAccreditation ID:




Lab ID: AL1013362






Lab ID: AL1013632






Lab ID: AL1013691






Lab ID: AL1010718






Lab ID: AL1013400







PWS ID LAB NAME



Lab ID: AL1013390






Lab ID: AL1013403






Lab ID: AL1013494






Lab ID: AL1013530






Lab ID: AL1013531






Lab ID: AL1010496


HARRIS COUNTY MUD 6 CARRIAGE LANE NAAccreditation ID:




Lab ID: AL1010359


HARRIS COUNTY WCID 109NAAccreditation ID:




Lab ID: AL1010482






Lab ID: AL1010509







PWS ID LAB NAME



Lab ID: AL1010413






Lab ID: AL1010124






Lab ID: AL1013365


HARRIS-FORT BEND COUNTIES MUD 3 NAAccreditation ID:




Lab ID: ALTP15195


HAVANA PLANTNAAccreditation ID:

TX1080022(956) 240-7918Phone Number:Aaron CastilloContact Name:


Hach AL-DT2320BAlkalinity 10/24/2020

Hach Pocket Coloremeter II4500CLO2-DChlorine Dioxide 10/24/2020

Hach Pocket Coloremeter II4500CL-GFree Chlorine 10/24/2020

Sension+ pH3150.1pH 10/24/2020

Hach Titrator 193004500CLO2-EPOE Chlorite 10/24/2020

Sension+ ph32550Temperature 10/24/2020

Hach Pocket Coloremeter II4500CL-GTotal Chlorine 10/24/2020


Lab ID: ALTP410367


HIDALGO COUNTY MUD 1 SWTPNAAccreditation ID:

TX1080088(956) 585-5821Phone Number:Jeremiah MartinContact Name:


Hach Alkalinity AL-Ap (Bromcresol)2320BAlkalinity 10/21/2022

Hach PC II Chlorine4500CL-DFree Chlorine 10/21/2022

HQ 11d Phc 101014500H-BpH 10/21/2022

HQ 11d Phc 101012550Temperature 10/21/2022


Hach PC II Chlorine4500CL-DTotal Chlorine 10/21/2022

Hach 2100 Bench Top2130BTurbidity 10/21/2022


PWS ID LAB NAME



Lab ID: AL0270113


HIGH SIERRA WATER SYSTEMNAAccreditation ID:









Lab ID: AL1840031


HIGHLAND WSCNAAccreditation ID:

TX1840031(817) 599-0511Phone Number:Julian GarciaContact Name:




Lab ID: AL2200107


HILLTOP MOBILE HOME PARKNAAccreditation ID:

TX2200107(806) 421-9290Phone Number:Kim KniskernContact Name:



Lab ID: AL2500012


HOLLY LAKE RANCHNAAccreditation ID:

TX2500012(903) 730-4850Phone Number:Shana MahaffeyContact Name:


Oakton Waterproof PCS Tester 354500H-BpH 09/22/2020


Lab ID: AL1013191


HUNTER PLACENAAccreditation ID:




Lab ID: AL0200629


HUNTSMAN ETHYLENEAMINESNAAccreditation ID:

TX0200629(979) 237-6856Phone Number:Uwe KlinglerContact Name:



Hach SL1000 w/PHC101 Probe150.1pH 08/05/2022




PWS ID LAB NAME



Lab ID: ALTP15110


HURST CREEK MUD WTP LABNAAccreditation ID:

TX2270172(512) 261-6281Phone Number:Kurt PendletonContact Name:



Department of State Health Services





Hach HQ11D (Intellical PHC201)4500H-BpH 04/26/2022





Hach HQ11D (Intellical PHC201)2550Temperature 04/26/2022

LCRA - Environmental Lab ServicesContract LabTOC 04/26/2022


Hach 2100Q180.1Turbidity 04/26/2022

Lab ID: ALTP15059


IBWC FALCON VILLAGE SWTPNAAccreditation ID:

TX2140002(956) 844-9313Phone Number:Rogelio ReyesContact Name:



Hach DR9004500CLO2-CChlorine Dioxide 11/21/2022



Hach Sension pH3150.1pH 11/21/2022

Hach Sension pH32550Temperature 11/21/2022



Hach 1720E180.1Turbidity 11/21/2022

Lab ID: AL0000348


INFRAMARKNAAccreditation ID:

(281) 358-2828Phone Number:Jon DawsonContact Name:



Envirodyne LaboratoriesContract LabpH 09/27/2020

Envirodyne LaboratoriesContract LabPhosphate 09/27/2020

Envirodyne LaboratoriesContract LabTurbidity 09/27/2020


PWS ID LAB NAME



Lab ID: AL2350014


INVISTA SARL VICTORIANAAccreditation ID:

TX2350014(361) 572-1210Phone Number:Cindy ShillingaContact Name:



Hanna 9125150.1pH 08/23/2021


Lab ID: AL1190009


JACK COUNTY GENERATING FACILITY NAAccreditation ID:

TX1190009(254) 366-6989Phone Number:Vinnie VenethongkhamContact Name:


HACH DR300 POCKET COLORIMETER


HACH DR300 POCKET COLORIMETER


Lab ID: AL0000116


JBSA FORT SAM HOUSTONNAAccreditation ID:

TX0150116(210) 671-7061Phone Number:Christopher RobinsonContact Name:


Oakton Instruments pHTestr 30150.1pH 09/18/2020

Lab ID: ALTP410959


JESTER KING CRAFT BREWERY WTPNAAccreditation ID:

TX2270404(617) 462-5562Phone Number:Dan LargessContact Name:




Lab ID: AL1240001


JIM HOGG COUNTY WCID 2NAAccreditation ID:

TX1240001(361) 527-3287Phone Number:Billy MossContact Name:


Hach DR 300 Colorimeter4500CL-GFree Chlorine 08/16/2022

Hach DR 300 Colorimeter4500H-BpH 08/16/2022

Easyread/Glass2550Temperature 08/16/2022

Lab ID: ALTP15068


JOHN KUBALA WTPNAAccreditation ID:

TX2200001(817) 575-8966Phone Number:Ann LawsonContact Name:


Orion Star A211150.1pH 04/06/2021





PWS ID LAB NAME



Lab ID: AL2270011


JONESTOWN WSCNAAccreditation ID:

TX2270011(512) 636-8147Phone Number:John M. TichiContact Name:


Hach HQ40D4500H-BpH 11/26/2021


Lab ID: AL0840274


JR EVANS AND ASSOCIATESNAAccreditation ID:




Lab ID: AL1580003


KELLYVILLE BEREA WSCNAAccreditation ID:

TX1580003(903) 407-5559Phone Number:Bob LambertContact Name:


Hach SL1000 Portable Parallel Analyzer

150.1pH 02/05/2023

Hach SL1000 Portable Parallel Analyzer


Lab ID: AL1410028


KEMPNER WSCNAAccreditation ID:

TX1410028(512) 932-3701Phone Number:Delores AtkinsonContact Name:




HACH HQ40d150.1pH 05/08/2022

HACH HQ40d2550Temperature 05/08/2022

LCRA Environmental LaboratoryContract LabTOC 05/08/2022

HACH DR39004500CL-GTotal Chlorine 05/08/2022


Lab ID: AL1370028


KING RANCH LAURELES DIVISIONNAAccreditation ID:

TX1370028(361) 221-0554Phone Number:Gary Don HopkinsContact Name:


Hach ColorimeterD1253-86Free Chlorine 09/14/2021

Oakton pH OEP WD-35613-20150.1pH 09/14/2021

Oakton pH OEP WD-35613-202550Temperature 09/14/2021

Lab ID: AL1310003


KING RANCH NORIASNAAccreditation ID:




Oakton pH OEP WD-35613-20150.1pH 09/18/2021

Oakton pH OEP WD-35613-202550Temperature 09/18/2021


PWS ID LAB NAME



Lab ID: AL1370012


KING RANCH SANTA GERTRUDIS DISTRICT NAAccreditation ID:




Oakton pH ORP WD-35613-20150.1pH 04/09/2021

Oakton pH ORP WD-35613-202550Temperature 04/09/2021

Lab ID: AL1500012


KINGSLAND WSCNAAccreditation ID:

TX1500012(325) 388-6611Phone Number:Chris DunbarContact Name:


HQ440D2320BAlkalinity 07/24/2021

Colorimeter II, DR900, CL174500CL-GFree Chlorine 07/24/2021

HQ440D150.1pH 07/24/2021


DR900, CL174500CL-DTotal Chlorine 07/24/2021


1720E180.1Turbidity 07/24/2021

Filtertrak 660 SCHACH 10133Turbidity 07/24/2021

Lab ID: AL1012042


KLEIN ISD TRANSPORTATION CENTER NAAccreditation ID:




Lab ID: AL1011143


KLEIN PUDNAAccreditation ID:




Lab ID: AL1010440


KLEINWOOD MUDNAAccreditation ID:




Lab ID: ALTP14973


LAKE BUCHANANNAAccreditation ID:



Hand Titrator2320BAlkalinity 01/12/2021


Hach HQ11D150.1pH 01/12/2021





PWS ID LAB NAME



Lab ID: ALTP14793


LAKE CISCO WTPNAAccreditation ID:

TX0670001(254) 442-2111Phone Number:Randy JohnsonContact Name:



Palin Test KitCHLORDIOX PLUSPOE Chlorite 10/02/2022

Lab ID: AL1010494


LAKE FOREST UTILITY DISTRICTNAAccreditation ID:




Lab ID: ALTP15143


LAKE GEORGETOWN WTPNAAccreditation ID:



Titration method2320BAlkalinity 07/02/2021

HACH DR900, HACH Cl174500CL-GFree Chlorine 07/02/2021

HACH HQ11d4500H-BpH 07/02/2021


Hach 2100 Q, 1720 E, TU54002130BTurbidity 07/02/2021

Lab ID: ALTP19904


LAKE OF THE PINESNAAccreditation ID:

TX0920004(903) 237-2780Phone Number:Chris CummingsContact Name:


Colormetric Titration Bromocresol Green


Hach Sension 72510BConductivity 07/13/2021



Thermometric Celsius Thermometer






Lab ID: AL1070198


LAKE PALESTINE WATERNAAccreditation ID:


56109





PWS ID LAB NAME



Lab ID: ALTP15182


LAKE PALO PINTO AREA WSCNAAccreditation ID:

TX1820069(940) 329-1411Phone Number:Chase LermaContact Name:



Palin KitCHLORDIOX PLUSChlorine Dioxide 07/23/2021

Palin KitCHLORDIOX PLUSChlorite 07/23/2021


Hach DR890, DR900, PC24500CL-GFree Chlorine 07/23/2021

Swan Codes II-CC4500CL-GFree Chlorine 01/17/2023

Oakton pH 7004500H-BpH 01/10/2022

Digital thermometer2550Temperature 01/10/2022



Hach DR890, DR900, PC24500CL-GTotal Chlorine 07/23/2021

Swan Codes II-CC4500CL-GTotal Chlorine 01/17/2023

1720E, 2100P180.1Turbidity 07/23/2021

Lab ID: AL2290021


LAKESIDE WATER SUPPLY 1NAAccreditation ID:

TX2290021(409) 289-3185Phone Number:Danasa RawlsContact Name:


Hach PocketPal pH Tester4500H-BpH 09/21/2020

Durac Digital Thermometer2550Temperature 09/21/2020

Lab ID: AL2290040







Lab ID: AL2290041







Lab ID: AL2040021


LAKEVIEW HILLS POANAAccreditation ID:

TX2040021(713) 859-7481Phone Number:Mark YorkContact Name:


Hach Pocket Colorimeter, model cn-66



PWS ID LAB NAME



Lab ID: AL2200369


LAKEVIEW MARINA WATER SYSTEMNAAccreditation ID:

TX2200369(817) 475-4603Phone Number:Scott WomackContact Name:




Lab ID: ALTP15058


LAKEWAY HARBOR SUBDIVISIONNAAccreditation ID:



Titrate2320BAlkalinity 11/01/2021

HACH Pocket Colorimeter ll4500CL-GFree Chlorine 11/01/2021

HACH SensION pH314500H-BpH 11/01/2021






Lab ID: ALTP15174


LAKEWAY MUD WATER PLANT W3 LAB NAAccreditation ID:

TX2270012(512) 261-5100Phone Number:Rafael MendozaContact Name:



Aqua Tech LabContract LabCalcium 09/20/2022

Aqua Tech LabContract LabConductivity 09/20/2022


Hach DPD 1R1 Sensor4500H-BpH 09/20/2022

Aqua Tech LabContract LabPhosphate 09/20/2022

Aqua Tech LabContract LabPOE Chlorite 09/20/2022

Aqua Tech LabContract LabSilica 09/20/2022

Hach DPD 1R1 Sensor2550Temperature 09/20/2022

Aqua Tech LabContract LabTOC 09/20/2022


Hach P2100180.1Turbidity 09/20/2022

Aqua Tech LabContract LabUV254 09/20/2022

Lab ID: AL2410035


LAMBERTI USANAAccreditation ID:

TX2410035(281) 342-5675Phone Number:Gabriele GrecoContact Name:


Hach DR 600 Program 804500CL-GFree Chlorine 03/12/2023

Accumet pH Electrode w/XL Benchtop

4500H-BpH 03/12/2023

Fisherbrand Traceable Digital Ther2550Temperature 03/12/2023


PWS ID LAB NAME



Lab ID: AL1700855


LAMBERTI USA CONROE PLANT 8910NAAccreditation ID:

TX1700855(936) 231-3004Phone Number:Morris DubsContact Name:


Orion Star A111D1293-99pH 03/09/2021


Lab ID: AL1011249


LANGHAM CREEK UTILITY DISTRICTNAAccreditation ID:




Lab ID: AL1700039


LAZY RIVER IMPROVEMENT DISTRICT NAAccreditation ID:




Lab ID: AL1500011


LCRA TOW WATER SYSTEMNAAccreditation ID:




Lab ID: AL1440005


LEE COUNTY WSCNAAccreditation ID:

TX1440005(979) 542-6213Phone Number:Wade DaneContact Name:


SL1000 instr/pH probe tellical PHC101

4500H-BpH 02/01/2021


Hach SL1000/Colorimeter4500CL-GTotal Chlorine 02/01/2021

Lab ID: AL1550035


LEVI WSCNAAccreditation ID:

TX1550035(254) 723-1834Phone Number:Charles D. (Don) Brandon JContact Name:




PWS ID LAB NAME



Lab ID: AL1700070


LEWIS CREEK PLANTNAAccreditation ID:

TX1700070(936) 443-7178Phone Number:Dustin LoranceContact Name:



Eastex Environmental LabContract LabCalcium 01/08/2023

Eastex Environmental LabContract LabConductivity 01/08/2023


Eastex Environmental LabContract LabHardness 01/08/2023

Thermo Scientific Orion Versa Star4500H-BpH 01/08/2023

Hach Pocket Colorimeter Phosphate

365.1Phosphate 01/08/2023

Eastex Environmental LabContract LabSilica 01/08/2023

Atkins Aqua Tuff 352 Thermometer


Lab ID: AL1740012


LIBBY WSCNAAccreditation ID:

TX1740012(936) 558-8366Phone Number:Brian WalkerContact Name:


Eastex EnvironmentalContract LabOrthophosphate 01/24/2023

Hach HQ11D4500H-BpH 01/24/2023

Hach PHC 2012550Temperature 01/24/2023


Lab ID: AL1740014


LILLY GROVE SUDNAAccreditation ID:

TX1740014(936) 569-9292Phone Number:Boyd DueboayContact Name:



Hach Kit4500H-BpH 01/16/2023

Hach Kit2550Temperature 01/16/2023


Lab ID: AL1470023


LIMESTONE ELECTRIC GENERATING FACILITY NAAccreditation ID:

TX1470023(903) 626-9762Phone Number:Jason ScottContact Name:



Lab ID: AL2360090


LIQUID MINERALS GROUP NEW WAVERLY PLANT NAAccreditation ID:

TX2360090(713) 540-1084Phone Number:Kari MillerContact Name:






PWS ID LAB NAME



Lab ID: AL0140025


LITTLE ELM VALLEY WSCNAAccreditation ID:

TX0140025(254) 697-4016Phone Number:James MarekContact Name:









Hach DR-9004500CL-GTotal Chlorine 03/10/2021

Lab ID: AL2460176


LIVE OAK WATER DELIVERYNAAccreditation ID:

TX2460176(512) 657-5438Phone Number:Daniel AmonContact Name:


HACH Color Comparator (CN-66F)4500CL-GFree Chlorine 10/30/2020

HACH Color Comparator (CN-66F)4500CL-GTotal Chlorine 10/30/2020

Lab ID: AL0860090


LIVEOAKS MOBILE HOME PARKNAAccreditation ID:

TX0860090(830) 928-1633Phone Number:Jerry HefleyContact Name:



Lab ID: AL1520307


LLANO ESCATADO WINERYNAAccreditation ID:

TX1520307(806) 745-2258Phone Number:Cassiopeia Roberson-MullContact Name:


DR 900, HACH COLORIMETER4500CL-FFree Chlorine 07/01/2022

DR 900, HACH COLORIMETER4500CL-FTotal Chlorine 07/01/2022

Lab ID: AL1013507


LOCKWOOD INTERNATIONALNAAccreditation ID:





PWS ID LAB NAME



Lab ID: ALTP20400


LOMETA REGIONAL WATER SYSTEMNAAccreditation ID:

TX1410002(512) 525-6659Phone Number:Matt MolterContact Name:


Hach SL-10002320BAlkalinity 10/31/2020


Hach AutoCAT 90004500CLO2-EChlorite (at EP) 10/31/2020


Hach SL-1000150.1pH 10/31/2020

Hach SL-10002550Temperature 10/31/2020



Lab ID: AL0150488


LOS PATIOS (DBA SOPHORA, LTD)NAAccreditation ID:

TX0150488(210) 861-5377Phone Number:John McClungContact Name:



Lab ID: AL1011526


LUBRIZOL DEER PARK PLANTNAAccreditation ID:

TX1011526(832) 260-7039Phone Number:Dusty LucasContact Name:



Symphony SB70P4500H-BpH 03/27/2022

Ertco Thermometer2550Temperature 03/27/2022

Lab ID: AL0030026


M & M WSCNAAccreditation ID:

TX0030026(936) 635-8588Phone Number:Matthew StrangeContact Name:


Manual Amperometric Titrator4500CLO2-EChlorine Dioxide 11/08/2020

Manual Amperometric Titrator4500CLO2-EChlorite 11/08/2020


Lab ID: AL1390010


M J C WSCNAAccreditation ID:

TX1390010(903) 783-4914Phone Number:Jerry WilliamsContact Name:



Hach Pocket Pro+ Tester4500H-BpH 03/08/2021

Hach Pocket Pro+ Tester2550Temperature 03/08/2021


PWS ID LAB NAME



Lab ID: ALTP15123


MACBEE SUDNAAccreditation ID:

TX2340012(903) 560-0422Phone Number:Tim SmithContact Name:


Hach Titration Unit2320BAlkalinity 06/30/2020

CL174500CL-GFree Chlorine 06/30/2020



Orion 720+150.1pH 06/30/2020

Orion 917002550Temperature 06/30/2020


CL174500CL-GTotal Chlorine 06/30/2020





Lab ID: AL1010495


MALCOMSON ROAD UTILITY DISTRICT NAAccreditation ID:




Lab ID: AL1300062


MANNAPOV LLCNAAccreditation ID:

TX1300062(210) 852-9809Phone Number:Ben EichholzContact Name:


HACH POCKET COLORIMETER4500CL-GFree Chlorine 09/17/2021

HACH POCKET PRO4500H-BpH 09/17/2021

HACH POCKET PRO2550Temperature 09/17/2021

HACH POCKET COLORIMETER4500CL-GTotal Chlorine 09/17/2021

Lab ID: AL1810191


MARITIME ADMIN BEAUMONT LAYBERTH FACIL NAAccreditation ID:

TX1810191(409) 670-3881Phone Number:Joe RoyeContact Name:


HACH Pocket Pro + pH Meter4500H-BpH 10/18/2022


Lab ID: AL1610052


MATAGORDA DUNES SUBDIVISIONNAAccreditation ID:




Hach Sension +150.1pH 04/20/2021

Hach Sension +2550Temperature 04/20/2021



PWS ID LAB NAME



Lab ID: ALTP21271


MAVERICK COUNTY AIRPORT WATER WORKS NAAccreditation ID:

TX1620003(830) 773-4747Phone Number:Ernie Hernandez; Jesus ParContact Name:



AutoCat 90004500CLO2-EChlorine Dioxide 11/27/2020

AutoCat 90004500CLO2-EChlorite (at EP) 11/27/2020


Sension pH 314500H-BpH 11/27/2020




2100 AN Turbidimeter180.1Turbidity 11/27/2020

Lab ID: AL0250017


MAY WSCNAAccreditation ID:

TX0250017(325) 642-8470Phone Number:Joel KeltonContact Name:


HACH H-Series H260G150.1pH 04/02/2021

HACH H-Series H260G2550Temperature 04/02/2021

Lab ID: AL1011689


MAYDE CREEK MUDNAAccreditation ID:




Lab ID: ALTP20670


MCALLEN PUBLIC UTILITY NW PLANTNAAccreditation ID:

TX1080006(956) 681-1722Phone Number:Juan M. VallejoContact Name:


Hach HQ440D/Titration2320BAlkalinity 09/01/2020

Capital Control Titrator4500CLO2-EChlorine Dioxide 09/01/2020

Capital Control Titrator4500CLO2-EChlorite 09/01/2020

CL-17 online analyzer4500CL-GFree Chlorine 09/01/2020


HQ440D4500H-BpH 09/01/2020

ATC on Hach HQ440D2550Temperature 09/01/2020

In-house-testing-lab5310BTOC 09/01/2020



Hach 1720E online analyzer2130BTurbidity 09/01/2020




PWS ID LAB NAME



Lab ID: ALTP14888


MCALLEN PUBLIC UTILITY PLANT 2NAAccreditation ID:



Hach HQ440D/Titration2320BAlkalinity 09/01/2020

Capital Control Titrator4500CLO2-EChlorine Dioxide 09/01/2020



CL-17 online analyzer4500CL-GFree Chlorine 09/01/2020

Hach HQ440D4500H-BpH 09/01/2020

ATC on Hach HQ440D2550Temperature 09/01/2020

In-house-testing-lab5310BTOC 09/01/2020




Hach 1720E online analyzer2130BTurbidity 09/01/2020


Lab ID: 48151


MCALLEN WATER LABORATORYT104704354Accreditation ID:



Accumet AB200/Titration2320BAlkalinity 09/01/2020

Titration-CEP3500-CA BCalcium 09/01/2020

Hach DR39004500CLO2-DChlorine Dioxide 09/01/2020

NovaChem Labs, Inc.Contract LabChlorite 09/01/2020

Accumet AB2002510BConductivity 09/01/2020


Hanna HI981294500H-BpH 09/01/2020

Accumet AB2004500H-BpH 09/01/2020

OAKTON pHTestr 54500H-BpH 11/14/2022


OAKTON pHTestr 52550Temperature 11/14/2022

Shimadzu TOC-L5310BTOC 09/01/2020




Lab ID: AL1080006


MCALLEN WATER LABORATORYNAAccreditation ID:



Hanna HI981294500H-BpH 08/29/2021



PWS ID LAB NAME



Lab ID: AL0110025


MD ANDERSON SMITHVILLENAAccreditation ID:






Lab ID: AL2460144


MEADOWCREST MHPNAAccreditation ID:




HACH 10260Free Chlorine 01/28/2023

Lab ID: AL0200189


MEADOWVIEW SUBDIVISIONNAAccreditation ID:


56109




Lab ID: AL1010279


MEMORIAL HILLS UTILITY DISTRICTNAAccreditation ID:




Lab ID: AL1013223


METALLIC PRODUCTS CORPORATION NAAccreditation ID:




Lab ID: AL0430041


MILLIGAN WSCNAAccreditation ID:

TX0430041(972) 542-1143Phone Number:Candi BlisardContact Name:




Lab ID: AL1011107


MILLS ROAD MUDNAAccreditation ID:




Lab ID: AL2400025


MIRANDO CITY WSCNAAccreditation ID:

TX2400025(361) 586-5092Phone Number:Billy MossContact Name:


HACH POCKET COLORIMETER II4500CL-DFree Chlorine 06/28/2022


PWS ID LAB NAME



Lab ID: AL1680004


MITCHELL COUNTYNAAccreditation ID:




Lab ID: AL0010023


MONTALBA WSCNAAccreditation ID:

TX0010023(903) 724-3228Phone Number:Kenneth WilbanksContact Name:


Orion 720A4500H-BpH 03/20/2022


Lab ID: AL1700773


MONTGOMERY COUNTY MUD 119 SPRING TRAILS NAAccreditation ID:




Lab ID: ALTP10418


MONTGOMERY TRACENAAccreditation ID:




Lab ID: ALTP19438






Lab ID: ALTP19551






Lab ID: ALTP19552






Lab ID: ALTP19823






Lab ID: ALTP411527







PWS ID LAB NAME



Lab ID: AL0670018


MORTON VALLEY WSCNAAccreditation ID:

TX0670018(254) 488-1403Phone Number:Linda MeroneyContact Name:


HACH PH PRO2550Temperature 02/01/2021


Lab ID: AL1011957


MOUNT HOUSTON SQUARENAAccreditation ID:




Lab ID: AL0090001


MULESHOE MUNICIPAL WATER SYSTEM NAAccreditation ID:

TX0090001(806) 272-4528Phone Number:Ramon SanchezContact Name:





Lab ID: AL1670013


MULLIN INDEPENDENT SCHOOL DISTRICT NAAccreditation ID:

TX1670013(325) 998-3917Phone Number:Jeff SligerContact Name:


ExStik II150.1pH 09/26/2022

ExStik II2550Temperature 09/26/2022

Lab ID: AL0910140


MUNSON POINT PROPERTY OWNERS ASSOCIATION NAAccreditation ID:

TX0910140(903) 465-2119Phone Number:Lynn James-MeyerContact Name:


Hach Sension Pocket Colormeter II150.1pH 06/16/2020

Hach Sension Pocket Colormeter II2550Temperature 06/16/2020

Lab ID: AL2510025


MUSTANG STATION WSNAAccreditation ID:

TX2510025(806) 349-5296Phone Number:Ronnie PopejoyContact Name:




Oakton pH 150 (UX-35614-90)150.1pH 03/20/2022

Digi-Sense Thermistor (20250-93)2550Temperature 03/20/2022


PWS ID LAB NAME



Lab ID: AL0610036


MUSTANG SUDNAAccreditation ID:

TX0610036(940) 391-2601Phone Number:Aldo ZamoraContact Name:



Hach HQ Series4500H-BpH 03/20/2021

Hach HQ Series2550Temperature 03/20/2021


Lab ID: AL1010250


NASA JOHNSON SPACE CENTER - PAE B319/322 NAAccreditation ID:

TX1010250(281) 792-2267Phone Number:Rick FelanContact Name:


Hach SL1000 PAHach 10260Free Chlorine 08/07/2020

Hach SL1000 PAHach 10260Total Chlorine 08/07/2020

Lab ID: AL1013115


NATIONAL SPECIALITY ALLOYSNAAccreditation ID:






Lab ID: AL1370003


NAVAL AIR STATION KINGSVILLENAAccreditation ID:

TX1370003(361) 516-6102Phone Number:Albert Guajardo Sr.Contact Name:



HANNA Pocket Meter HI98127-HI98128

4500H-BpH 04/09/2022

HACH DR 9004500CL-DTotal Chlorine 04/09/2022

Lab ID: AL0430053


NEVADA SUDNAAccreditation ID:

TX0430053(972) 843-2608Phone Number:Johnny RudisillContact Name:


Hach Colorimeter4500CL-GFree Chlorine 03/29/2021

HACH Pocket Pro+150.1pH 03/29/2021

HACH Pocket Pro+2550Temperature 03/29/2021

Hach Colorimeter4500CL-GTotal Chlorine 03/29/2021


PWS ID LAB NAME



Lab ID: 48154


NEW BRAUNFELS ULNAAccreditation ID:

TX0460001(830) 608-8812Phone Number:John KrauseContact Name:


Orion 2 star2320BAlkalinity 09/18/2021

HQ-40d2510BConductivity 09/18/2021


Orion 2 Star4500H-BpH 09/18/2021

Orion 2 Star2550Temperature 09/18/2021



Lab ID: AL1670009


NEW HORIZONS RANCHNAAccreditation ID:








2100N Benchtop TurbidimeterHACH 10258Turbidity 01/16/2022

Lab ID: AL0790253


NEW TERRITORYNAAccreditation ID:






4500H-BpH 12/18/2020


4500P-EPhosphate 12/18/2020




PWS ID LAB NAME



Lab ID: ALTP14996


NOCONA SWTPNAAccreditation ID:

TX1690002(940) 825-6348Phone Number:Noah PittmanContact Name:



Titrator3500CA-DCalcium 09/27/2020

Hach AutoCat 90004500CLO2-EChlorine Dioxide 09/27/2020

Hach AutoCat 90004500CLO2-EChlorite 09/27/2020

Sension 52510BConductivity 09/27/2020








Lab ID: ALTP14899


NORTH ALAMO WSC - PLANT 1NAAccreditation ID:

TX1080029(956) 651-0336Phone Number:Estevan FloresContact Name:


Hach Stir Plate2320BAlkalinity 10/04/2020

Ana-Lab CorpContract LabCalcium 10/04/2020



Ana-Lab CorpContract LabConductivity 10/04/2020

DR900 Hach4500CL-GFree Chlorine 10/04/2020

Hach Sension + PH14500H-BpH 10/04/2020

Ana-Lab CorpContract LabPhosphate 10/04/2020

Ana-Lab CorpContract LabSilica 10/04/2020

Hach Sension + PH1Temperature 10/04/2020

Ana-Lab CorpContract LabTOC 10/04/2020

DR900 Hach4500CL-GTotal Chlorine 10/04/2020


Ana-Lab CorpContract LabUV254 10/04/2020


PWS ID LAB NAME



Lab ID: ALTP14900



















Lab ID: ALTP14902




















PWS ID LAB NAME



Lab ID: ALTP14903



















Lab ID: ALTP14904







Hach Amperometric Titrator4500CLO2Chlorine Dioxide 10/04/2020

Hach Amperometric Titrator4500CLO2Chlorite 10/04/2020












PWS ID LAB NAME



Lab ID: ALTP410582










DR900 HACH4500CL-GFree Chlorine 10/04/2020






DR900 HACH4500CL-GTotal Chlorine 10/04/2020



Lab ID: AL0310152


NORTH CAMERON REGIONAL WATER TREATMENT NAAccreditation ID:









Lab ID: AL0150553


NORTH CENTRAL BAPTIST HOSPITALNAAccreditation ID:

TX0150553(210) 480-7834Phone Number:Gilbert PerezContact Name:




Hach Pocket Colorimeter ll4500CL-DFree Chlorine 09/28/2021

Lab ID: AL1380009


NORTH CENTRAL TEXAS MUNICIPAL WATER AUTHORITY NAAccreditation ID:

TX1380009(940) 422-4051Phone Number:David KuehlerContact Name:





PWS ID LAB NAME



Lab ID: ALTP14958


NORTH CENTRAL TEXAS MUNICIPAL WATER AUTHORITY WTP LAB NAAccreditation ID:

TX1380009(940) 422-4051Phone Number:David KuehlerContact Name:


Fisher2320BAlkalinity 09/18/2021

Captital Controls 17T20004500CLO2-DChlorine Dioxide 09/18/2021

Captital Controls 17T20004500CLO2-EChlorite (at EP) 09/18/2021

Hach Colorimeter ll, Hach AG SC4500CL-GFree Chlorine 09/18/2021

Thermo Orion 260A4500H-BpH 09/18/2021

Hach Lab Thermometer2550Temperature 09/18/2021


Hach Colorimeter ll, Hach AG SC4500CL-GTotal Chlorine 09/18/2021

Hach 2100P, Hach 1720EGLI 2Turbidity 09/18/2021

Lab ID: AL0430043


NORTH FARMERSVILLE WSCNAAccreditation ID:

TX0430043(972) 658-9636Phone Number:Tony McClainContact Name:


HM Digital PH-80150.1pH 05/30/2022

HM Digital PH-802550Temperature 05/30/2022

Lab ID: AL1010331


NORTH GREEN MUDNAAccreditation ID:




Lab ID: AL1000015


NORTH HARDIN WSCNAAccreditation ID:

TX1000015(409) 385-7355Phone Number:Bobby L. RogersContact Name:


HACH Pocket Colorimeter ll4500CL-GFree Chlorine 11/27/2022

HACH DR300 Pocket Colorimeter4500CL-GFree Chlorine 11/27/2022

Lab ID: ALTP15071


NORTH HOLLY WTPNAAccreditation ID:

TX2200012(817) 392-8401Phone Number:George JosephContact Name:





Hach HQ411d4500H-BpH 01/22/2021





PWS ID LAB NAME



Lab ID: AL1660011


NORTH MILAM WSCNAAccreditation ID:











Lab ID: ALTP21116


NORTH TEXAS MWD - BONHAMNAAccreditation ID:

TX0740051(903) 583-9694Phone Number:Billy HallContact Name:



Wallace and Tiernan Model A7904500CLO2-EChlorine Dioxide 11/14/2021

Wallace and Tiernan Model A7904500CLO2-EChlorite 11/14/2021

Hach SpectrophotometerHACH 10260Free Chlorine 11/14/2021

Orion Star A III4500H-BpH 11/14/2021

Orion Star III2550Temperature 11/14/2021

Hach SpectrophotometerHACH 10260Total Chlorine 11/14/2021


Lab ID: ALTP410084


NORTH TEXAS MWD TAWAKONINAAccreditation ID:

TX1290052(972) 551-1337Phone Number:Justin ScrewsContact Name:



Hach Amperometric Model 19299-00





Orion Dual Star pH/ISE Benchtop4500H-BpH 11/01/2021

Orion Dual Star pH/ISE Benchtop2550Temperature 11/01/2021

Hach DR 890HACH 10260Total Chlorine 11/01/2021


Lab ID: AL2390043


NORTHEAST WASHINGTON COUNTYNAAccreditation ID:






PWS ID LAB NAME



Lab ID: AL1011649


NORTHWEST HARRIS COUNTY MUD 10 NAAccreditation ID:




Lab ID: AL1011600






Lab ID: AL1011998






Lab ID: AL1012293






Lab ID: AL1013034






Lab ID: AL0790140


NRG TEXAS W A PARISH GAS PLANTNAAccreditation ID:

TX0790140(281) 343-2313Phone Number:William StoeltjeContact Name:



Lab ID: AL0790100


NRG W A PARISH ELECTRIC GENERATING STATION NAAccreditation ID:

TX0790100(281) 343-2313Phone Number:William StoeltjeContact Name:




PWS ID LAB NAME



Lab ID: ALTP15006


NUECES COUNTY WCID 3NAAccreditation ID:

TX1780005(361) 387-1042Phone Number:David FloresContact Name:


Burette Titration2320BAlkalinity 09/18/2021

Titration & AutoCat 90004500CLO2-EChlorine Dioxide 09/18/2021

Titration & AutoCat 90004500CLO2-EChlorite (at EP) 09/18/2021

DR2500 Hach Odyssey4500CL-GFree Chlorine 09/18/2021

DR2500 Hach Odyssey4500H-BpH 09/18/2021

DR2500 Hach Odyssey2550Temperature 09/18/2021


DR2500 Hach Odyssey4500CL-GTotal Chlorine 09/18/2021

2100N Turbidimeter Hach2130BTurbidity 09/18/2021

Lab ID: ALTP1263


OAK BEND ESTATES WTPNAAccreditation ID:


56109




Lab ID: AL2270060


OAK SHORES WATER SYSTEMNAAccreditation ID:

TX2270060(512) 791-6710Phone Number:William AbshireContact Name:




Hach Sension +4500H-BpH 07/01/2022

Glass Laboratory Thermometer2550Temperature 07/01/2022

Aqua-Tech LaboratoryContract LabTOC 07/01/2022


HF Scientific Micro 100 Turbidimeter

180.1Turbidity 07/01/2022

Lab ID: AL1011181


OHMSTEDENAAccreditation ID:

TX1011181(832) 492-3131Phone Number:Jorge F. AguirreContact Name:


Hach Pocket Pro 9531000150.1pH 05/07/2022

Hach Pocket Pro 95310002550Temperature 05/07/2022

Lab ID: AL1700666


OLD EGYPT SUBDIVISIONNAAccreditation ID:


56109





PWS ID LAB NAME



Lab ID: AL1630041


OLD HWY 90 - N RIDGE WATER SERVICE NAAccreditation ID:

TX1630041(830) 931-9272Phone Number:Chery MaplesContact Name:



Lab ID: AL1630035


OLD HWY 90 WATER SERVICENAAccreditation ID:

TX1630035(830) 931-9272Phone Number:Chery MaplesContact Name:



Lab ID: ALTP14754


OLMITO WATER PLANT LABORATORY NAAccreditation ID:

TX0310026(956) 350-4099Phone Number:Ray VegaContact Name:



AutoCAT 90004500CLO2-EChlorine Dioxide 10/15/2021

AutoCAT 90004500CLO2-EChlorite (at EP) 10/15/2021

Pocket Colorimeter ll4500CL-DFree Chlorine 10/15/2021

Hach SensION+ph34500H-BpH 10/15/2021

Hach SensION+ph32550Temperature 10/15/2021


Hach CL17 Total Chlorine Analyzer4500CL-GTotal Chlorine 10/15/2021

Hach TU5200 EPA Turbidimeter180.1Turbidity 10/15/2021

Lab ID: AL1810005


ORANGE COUNTY WCID 1NAAccreditation ID:

TX1810005(409) 880-2710Phone Number:David LejuneContact Name:


Oakton4500H-BpH 08/10/2021


Lab ID: AL1810186


ORANGEFIELD WSCNAAccreditation ID:

TX1810186(409) 221-4619Phone Number:Joe RoyeContact Name:


Hach4500H-BpH 12/04/2020


Lab ID: AL0520003


OXY USA BLOCK 31 GAS PLANTNAAccreditation ID:

TX0520003(432) 558-4809Phone Number:Steven BellContact Name:


Apera PH20150.3pH 03/05/2023

Apera PH202550Temperature 03/05/2023


PWS ID LAB NAME



Lab ID: AL1040017


PAINT CREEK WSCNAAccreditation ID:

TX1040017(325) 773-3319Phone Number:Kendell MedfordContact Name:



Hach DR900HACH 10260Total Chlorine 04/22/2022

Lab ID: ALTP14967


PARADISE POINT PLANTNAAccreditation ID:



Hach2320BAlkalinity 07/12/2021


Hach Sension4500H-BpH 07/12/2021

Hach Sension2550Temperature 07/12/2021


Hach 2100p2130BTurbidity 07/12/2021

Lab ID: AL0190094


PARADISE WATERNAAccreditation ID:

TX0190094(903) 277-5601Phone Number:James AustinContact Name:


Hach Pocket Pro plus150.1pH 03/27/2021

Hach Pocket Pro plus2550Temperature 03/27/2021

Lab ID: ALTP21457


PARKER COUNTY SUD - TIDWELL TPNAAccreditation ID:

TX1840079(817) 594-2900Phone Number:Derrad DicksonContact Name:


Hach Titrastir2320BAlkalinity 08/09/2020

Myron L Ultrameter II2510BConductivity 08/09/2020


Hach HQ440d4500H-BpH 08/09/2020





PWS ID LAB NAME



Lab ID: ALTP19622


PARKSHORE WTP LABNAAccreditation ID:




Hach AT 1000, Hach DR 50004500CLO2-EChlorine Dioxide 11/27/2021

Hach AT 10004500CLO2-EChlorite (at EP) 11/27/2021

Hach CL17, Hach DR 50004500CL-GFree Chlorine 11/27/2021

Hach HQ30D, SC100, DPDP3, DPD1P1

150.1pH 11/27/2021



Hach 1720E, Hach 2100N180.1Turbidity 11/27/2021

Lab ID: AL1810007


PCL ARLANXEONAAccreditation ID:

TX1810007(409) 882-2483Phone Number:Kyle GillamContact Name:



Ultrameter IID1293-12pH 08/30/2021


Lab ID: AL1012321


PEACHLEAF PARKNAAccreditation ID:







PWS ID LAB NAME



Lab ID: AL0820019


PEARSALL DEVELOPMENTNAAccreditation ID:

TX0820019(903) 926-9746Phone Number:Blaire MarantoContact Name:


Pollution Control Services

Alkalinity 05/26/2020


Calcium 05/26/2020


Conductivity 05/26/2020


EXTECH pH/Mv/Temp Meter Kit150.1pH 05/26/2020


Phosphate 05/26/2020


Silica 05/26/2020

EXTECH pH/Mv/Temp Meter Kit2550Temperature 05/26/2020


TOC 05/26/2020


Turbidity 05/26/2020

Lab ID: AL0100059


PECAN GROVENAAccreditation ID:

TX0100059(830) 796-5060Phone Number:Rex KennedyContact Name:


DR300 Colorimeter4500CL-GFree Chlorine 10/07/2022

Lab ID: AL0790132


PECAN GROVE MUDNAAccreditation ID:




Lab ID: ALTP410047


PECAN GROVE MUD SWTPNAAccreditation ID:





Hach AutoCAT 90004500CLO2-EChlorite 10/04/2020

Pocket Colorimeter II4500CL-DFree Chlorine 10/04/2020

Hach HQ440d Benchtop Dual Input4500H-BpH 10/04/2020

Hach HQ440d Benchtop2550Temperature 10/04/2020

LCRA Environmental Lab SvcsContract LabTOC 10/04/2020



Hach DR50005910BUV254 10/04/2020


PWS ID LAB NAME



Lab ID: AL0860137


PEDERNALES CELLARSNAAccreditation ID:

TX0860137(830) 644-2034Phone Number:David KuhlkenContact Name:


HACH Color Comparator4500CL-GFree Chlorine 01/24/2021

HACH Color Comparator4500CL-GTotal Chlorine 01/24/2021

Lab ID: AL1540019


PERMIAN FRAC SANDNAAccreditation ID:



Oakton AO 35613-22 pH 6+4500H-BpH 12/06/2021

Oakton AO 35613-22 pH 6+2550Temperature 12/06/2021

Lab ID: ALTP15067


PIERCE BURCH SOUTH WTPNAAccreditation ID:

TX2200001(817) 575-8966Phone Number:Ann LawsonContact Name:


Orion Star A211150.1pH 04/06/2021




Lab ID: AL1010078


PITCAIRN WSCNAAccreditation ID:




Lab ID: AL0950073


PLAINVIEW BIOENERGYNAAccreditation ID:

TX0950073(806) 296-8024Phone Number:Tom ConleyContact Name:



Orion Dual Star pH/ISE bench top150.2pH 02/13/2021

Orion Dual Star pH/ISE bench top2550Temperature 02/13/2021


Lab ID: AL0950004


PLAINVIEW MUNICIPAL WATER SYSTEM NAAccreditation ID:

TX0950004(806) 292-5440Phone Number:Brian GallawayContact Name:


Oakton4500H-BpH 02/13/2021



PWS ID LAB NAME



Lab ID: ALTP15183


PLANT - FM 492NAAccreditation ID:






Sension+ pH3150.1pH 10/24/2020





Lab ID: AL1400013


PLANT X POWER PLANTNAAccreditation ID:

TX1400013(806) 272-8028Phone Number:Patty HillContact Name:


Plant X Chlorine Meter4500CL-GFree Chlorine 07/10/2021

Lab ID: AL2350072


PNR VICTORIA FACILITYNAAccreditation ID:

TX2350072(361) 212-9562Phone Number:Steven WittContact Name:



HannaD1293-99pH 06/27/2020

Hanna2550Temperature 06/27/2020

Lab ID: ALTP3122


PONDER ACRES WATER SYSTEMNAAccreditation ID:


56109




Lab ID: AL1820076


POSSUM KINGDOM WSCNAAccreditation ID:

TX1820076(940) 779-3100Phone Number:Cassie MarshallContact Name:


Standard Methods2320BAlkalinity 11/15/2020

PalinTestCHLORDIOX PLUSChlorine Dioxide 11/15/2020

PalinTestCHLORDIOX PLUSChlorite 11/15/2020


sensION PH3150.1pH 11/15/2020



Pocket Colorimeter IIHACH 10260Total Chlorine 11/15/2020

1720E Turbidimeter/Filter Trak 660sc



PWS ID LAB NAME



Lab ID: AL1010631


POSTWOOD MUDNAAccreditation ID:




Lab ID: AL1010467


PRESTONWOOD FOREST UTILITY DISTRICT NAAccreditation ID:




Lab ID: AL0007763


PROFESSIONAL UTILITY SERVICES, INC NAAccreditation ID:

NA(281) 312-9908Phone Number:Clint SuttonContact Name:


Oakton 150 pH/Temp Electrode2320BAlkalinity 08/21/2021


HACH DR39004500P-EOrthophosphate 08/21/2021

Oakton 150 pH/Temp Electrode150.1pH 08/21/2021

Oakton 150 pH/Temp Electrode2550Temperature 08/21/2021


HACH 2100N Benchtop Turbidimeter

180.1Turbidity 08/21/2021

Lab ID: AL0270078


QUAIL CREEK SUBDIVISIONNAAccreditation ID:




Lab ID: AL0610277


RANCH 380 RV PARKNAAccreditation ID:

TX0610277(940) 600-2799Phone Number:Alfred FondrenContact Name:


Hanna H1901HACH 10260Free Chlorine 01/07/2023

Lab ID: AL0150115


RANDOLPH AIR FORCE BASE - CEP2 BLDG 03677 NAAccreditation ID:

TX0150115(210) 915-2394Phone Number:Fred WilsonContact Name:




Lab ID: AL2260101


RED CREEK MUDNAAccreditation ID:






PWS ID LAB NAME



Lab ID: AL0610113


RED ROCK WSCNAAccreditation ID:

TX0610113(940) 453-8252Phone Number:Todd MadisonContact Name:


Hach Colorimeter II MR4500CL-GTotal Chlorine 07/11/2021

Lab ID: AL0030028


REDLAND WSCNAAccreditation ID:

TX0030028(936) 404-8032Phone Number:Guy HamContact Name:


Hach Colorimeter IIHACH 10260Free Chlorine 03/24/2021

Lab ID: AL1960004


REFUGIO COUNTY WCID 1NAAccreditation ID:

TX1960004(361) 676-1384Phone Number:Ramon Garcia Jr.Contact Name:


sension + PH14500H-BpH 12/15/2020

sension + PH12550Temperature 12/15/2020

Lab ID: AL0270081


RIDGE HARBORNAAccreditation ID:




Hach HQ11d150.1pH 01/15/2022




Lab ID: ALTP15079


RIVER OAKS WTP LABNAAccreditation ID:

TX2200069(817) 626-5421Phone Number:Marvin C. Gregory IIIContact Name:

324



Hach Sension Plus PH 314500H-BpH 04/02/2022


Gelex Secondary Turbidity Standard Kit

180.1Turbidity 04/02/2022

Lab ID: AL0190021


RIVERBEND WATER RESOURCES DISTRICT NAAccreditation ID:

TX0190021(903) 831-0091Phone Number:Eli HuntContact Name:


Hach Chlorine Pocket Colorimeter II


Hach Chlorine Pocket Colorimeter II

HACH 10260Total Chlorine 12/12/2022


PWS ID LAB NAME



Lab ID: AL0910147


ROCK CREEK WATER PLANTNAAccreditation ID:

TX0910147(903) 357-1978Phone Number:Jerry DavisContact Name:


Hach PHC 1014500H-BpH 09/05/2020

Hach PHC 1012550Temperature 09/05/2020

Lab ID: AL1012912


ROHM & HAAS ENGINEERING BUILDING NAAccreditation ID:

TX1012912(832) 260-7039Phone Number:Dusty LucasContact Name:



Symphony SB70P4500H-BpH 10/10/2022


Lab ID: AL1011717


ROHM & HAAS TX DEER PARKNAAccreditation ID:

TX1011717(281) 228-8160Phone Number:Michael SnyderContact Name:






Hanna 9125150.1pH 05/18/2020



Lab ID: ALTP15072


ROLLING HILLS WTPNAAccreditation ID:

TX2200012(817) 392-5932Phone Number:Cyriac XavierContact Name:





Orion A2114500H-BpH 01/22/2021




Lab ID: AL0002451


Ruben AriasNAAccreditation ID:

(806) 674-4834Phone Number:Ruben AriasContact Name:





PWS ID LAB NAME



Lab ID: AL0160019


RUST RANCH WATER SUPPLYNAAccreditation ID:




Lab ID: AL1040015


SAGERTON WSCNAAccreditation ID:

TX1040015(325) 665-2980Phone Number:Linda ThaxtonContact Name:




Lab ID: AL1660013


SALEM ELM RIDGE WSCNAAccreditation ID:











Lab ID: 48161


SAN ANGELO WATER QUALITY LABORATORY T104704334Accreditation ID:

TX2260001(325) 481-2722Phone Number:Tymn CombestContact Name:



Buret Titration3120BCalcium 06/27/2021

Accumet AP752510BConductivity 06/27/2021


Thermo-Orion4500H-BpH 06/27/2021


GE 5180C5310BTOC 06/27/2021



DR50005910BUV254 06/27/2021


PWS ID LAB NAME



Lab ID: 48163


SAN ANTONIO WATER SYSTEM ELT104704324Accreditation ID:

TX0150018(210) 233-3536Phone Number:Scott HaltyContact Name:


Titrimetric- Class A buret2320BAlkalinity 06/30/2020

Thermo ICP iCAP 6000200.7Calcium 06/30/2020

HACH II4500CL-GFree Chlorine 06/30/2020



HACH Turbidimeter 2100N180.1Turbidity 06/30/2020

Lab ID: ALTP15142


SAN GABRIEL PARK WTPNAAccreditation ID:



Titration method2320BAlkalinity 07/02/2021

HACH DR900, HACH Cl174500CL-GFree Chlorine 07/02/2021

HACH HQ11d4500H-BpH 07/02/2021


Hach 2100 Q, 1720 E, TU54002130BTurbidity 07/02/2021

Lab ID: AL2050011


SAN PATRICIO MWDNAAccreditation ID:

TX2050011(361) 643-6521Phone Number:Teresa Arnold MayorgaContact Name:


Test America Inc.Contract LabAlkalinity 12/13/2021

Test America Inc.Contract LabCalcium 12/13/2021

Amperometric Fischer Porter4500CLO2-CChlorine Dioxide 12/13/2021

Eurofins Eaton AnalyticalContract LabChlorite (at EP) 12/13/2021

Test America Inc.Contract LabConductivity 12/13/2021


Test America Inc.Contract LabHardness 12/13/2021


Test America Inc.Contract LabPhosphate 12/13/2021

Test America Inc.Contract LabSilica 12/13/2021

Control Company2550Temperature 12/13/2021

Water Utilities Lab - City of Corpus Christi




Hach DR 50005910BUV254 12/13/2021

Lab ID: AL0210065


SANDERSON FARMS BRYAN FACILITY NAAccreditation ID:

TX0210065(979) 218-1023Phone Number:Joey DerkowskiContact Name:




PWS ID LAB NAME



Lab ID: AL1980025


SANDERSON FARMS FRANKLIN FACILITY NAAccreditation ID:

TX1980025(979) 324-1224Phone Number:Chad LedetContact Name:



Lab ID: AL0810041


SANDERSON FARMS OAKWOOD FACILITY NAAccreditation ID:

TX0810041(903) 724-3738Phone Number:William KiserContact Name:


Hach Pocket Meter IIHACH 10241Free Chlorine 04/09/2022

Lab ID: AL0010061


SANDERSON FARMS PALESTINE FACILITY NAAccreditation ID:

TX0010061(903) 922-2244Phone Number:Michael ReedContact Name:



Lab ID: AL2120111


SANDERSON FARMS TYLER PROCESSING NAAccreditation ID:

TX2120111(903) 335-0011Phone Number:David ChandlerContact Name:



Lab ID: AL1550141


SANDERSON FARMS WACO FACILITYNAAccreditation ID:

TX1550141(254) 652-5270Phone Number:Corey WhittenContact Name:



Lab ID: AL1500009


SANDY HARBORNAAccreditation ID:





Lab ID: AL1520250


SCOTT MANUFACTURINGNAAccreditation ID:

TX1520250(806) 783-9944Phone Number:Roger ReynaContact Name:


Oakton PC 450150.2pH 09/19/2020

Oakton PC 4502550Temperature 09/19/2020


PWS ID LAB NAME



Lab ID: ALTP14740


SEADRIFT COKE PLANTNAAccreditation ID:

TX0290054(361) 552-8396Phone Number:David ErdeltContact Name:





Myron L Ultrameter II4500H-BpH 01/03/2021

Myron L Techpro 24500H-BpH 01/03/2021

Myron L Techpro 22550Temperature 01/03/2021

Myron L Ultrameter II2550Temperature 01/03/2021

T1056 Rosemount Clarity II180.1Turbidity 01/03/2021

2100 N Hach2130BTurbidity 01/03/2021

Lab ID: AL2290011


SENECA WSCNAAccreditation ID:

TX2290011(409) 283-0503Phone Number:James MacGinnisContact Name:


Oakton4500H-BpH 02/28/2021


Lab ID: ALTP14905


SHARYLAND WSC PLANT 1NAAccreditation ID:

TX1080033(956) 585-6081Phone Number:Servando AlvarezContact Name:



Capital Control Titrator4500CLO2-DChlorine Dioxide 10/03/2020



Sension+ PH314500H-BpH 10/03/2020

Sension+ PH312550Temperature 10/03/2020

POLLUTION CONTROL SERVICESContract LabTOC 10/03/2020


2100 AN Turbidity Meter2130BTurbidity 10/03/2020

POLLUTION CONTROL SERVICESContract LabUV254 10/03/2020


PWS ID LAB NAME



Lab ID: ALTP15184









Sension+ PH314500H-BpH 10/03/2020






Lab ID: ALTP18121









Sension+ PH314500H-BpH 10/03/2020






Lab ID: AL0200619


SHIN ETSU SILICONES OF AMERICANAAccreditation ID:

TX0200619(979) 230-9595Phone Number:Kelly StewartContact Name:

ext. 660


Hach Model DR24004500CL-GFree Chlorine 01/04/2021

Mettler Toledo Sevin Multi150.1pH 01/04/2021


Lab ID: AL0270021


SILVER CREEK VILLAGE WSCNAAccreditation ID:




Hach HQ11d150.1pH 05/07/2022

H-B Instrument Thermometer2550Temperature 05/07/2022



PWS ID LAB NAME



Lab ID: AL0000746


SIMPLY AQUATICSNAAccreditation ID:

NA(409) 423-9386Phone Number:Caleb RossContact Name:


La Motte Alkalinity DRT2320BAlkalinity 04/09/2020

DR900 Multiparameter4500CL-GFree Chlorine 04/09/2020

DR900 Multiparameter Colorimeter

365.1Phosphate 04/09/2020

DR900 Multiparameter Colorimeter


Lab ID: AL0460235


SJWTX NORTH POINT SUBDIVISIONNAAccreditation ID:




Lab ID: AL0460220


SJWTX SUMMIT NORTH SUBDIVISION NAAccreditation ID:




Lab ID: AL0460172


SJWTX TRIPLE PEAK PLANTNAAccreditation ID:




Lab ID: ALTP15166


SJWTX TRIPLE PEAK PLANT LABNAAccreditation ID:




Hach AutoCat 9000, Hach DR 60004500CLO2-EChlorine Dioxide 11/27/2021

Hach AutoCat 90004500CLO2-EChlorite (at EP) 11/27/2021



150.1pH 11/27/2021



Hach 1720E, Hach 2100N180.1Turbidity 11/27/2021

Lab ID: AL0130066


SKIDMORE WSCNAAccreditation ID:

TX0130066(361) 287-3433Phone Number:Lisa BakerContact Name:




PWS ID LAB NAME



Lab ID: AL0270017


SKYLINE TERRACE SUBDIVISIONNAAccreditation ID:









Lab ID: AL1470031


SLC WSCNAAccreditation ID:

TX1470031(254) 729-3415Phone Number:David Harwell Jr.Contact Name:


Hach HQ11d150.1pH 09/25/2020

HB USA2550Temperature 09/25/2020

Lab ID: AL0270045


SMITHWICK MILLS COMMUNITYNAAccreditation ID:





Hach HQ11d pH meter150.1pH 05/16/2021

Hach HQ11d pH meter2550Temperature 05/16/2021


Hach 2100P Benchtop180.1Turbidity 05/16/2021

Hach 1720E Online180.1Turbidity 05/16/2021

Lab ID: AL0270080


SOUTH COUNCIL CREEK 2NAAccreditation ID:

TX0270080(512) 756-4935Phone Number:John TrainorContact Name:


HACH - Colorimeter II - MR/HR4500CL-GFree Chlorine 12/05/2022

HACH - Colorimeter II - MR/HR4500CL-GTotal Chlorine 12/05/2022

Lab ID: AL0700043


SOUTH ELLIS COUNTY WSCNAAccreditation ID:

TX0700043(972) 483-6885Phone Number:Tony WooldridgeContact Name:




PWS ID LAB NAME



Lab ID: ALTP15073


SOUTH HOLLY WTPNAAccreditation ID:

TX2200012(817) 392-8401Phone Number:George JosephContact Name:





Hach HQ411d4500H-BpH 01/22/2021




Lab ID: ALTP15124


SOUTH TAWAKONI WSCNAAccreditation ID:

TX2340019(903) 873-2509Phone Number:Richard PhillipsContact Name:


Hach Titrator2320BAlkalinity 06/20/2020

Sension + PH3150.1pH 06/20/2020

Sension + PH32550Temperature 06/20/2020




Lab ID: AL1370035


SOUTH TEXAS WATER AUTHORITYNAAccreditation ID:

TX1370035(361) 455-8596Phone Number:Jacob HinojosaContact Name:


Hach PC II Model 59530004500CL-GFree Chlorine 02/21/2021

Hach CL 17 Online Analyzer4500CL-GTotal Chlorine 02/21/2021

Hach PC II Model 59530004500CL-GTotal Chlorine 02/21/2021

Lab ID: AL1660015


SOUTHWEST MILAM WSCNAAccreditation ID:

TX1660015(512) 446-2604Phone Number:Heath CargillContact Name:


DR900/DR890/Pocket Colorimeter II(LR)


Lab ID: AL0150309


SOUTHWEST RESEARCH INSTITUTENAAccreditation ID:

TX0150309(210) 522-6929Phone Number:Taylor HoltContact Name:


Endress + Hauser CCE10 with CCS141

4500CL-DFree Chlorine 08/31/2021



PWS ID LAB NAME



Lab ID: AL0007628


SOUTHWEST WATER COMPANYNAAccreditation ID:

(512) 219-2294Phone Number:Timothy WillifordContact Name:




Hach Cl-174500CL-GFree Chlorine 09/11/2020

Oakton pH Tester 1504500H-BpH 09/11/2020

Hach Pocket Pro & Multi 2 Tester4500H-BpH 09/11/2020

SensION 34500H-BpH 09/11/2020


Hach Q40d4500H-BpH 09/11/2020

Hach Q411d4500H-BpH 09/11/2020

Hach SL10004500H-BpH 09/11/2020

Oakton pH Tester 304500H-BpH 09/11/2020

SensION pH314500H-BpH 09/11/2020



Hach Q40d2550Temperature 09/11/2020

Hach Q411d2550Temperature 09/11/2020



SensION pH312550Temperature 09/11/2020


Hach temperature Pocket Pro Tester






Hach TL 2300180.1Turbidity 09/11/2020

Hach SC200HACH 10133Turbidity 09/11/2020



HACH TU53002130BTurbidity 09/11/2020


PWS ID LAB NAME



Lab ID: AL0270011


SPICEWOOD BEACHNAAccreditation ID:



Hand Titrator2320BAlkalinity 09/10/2021


Hach HQ11D150.1pH 09/10/2021



Hach 2100Q2130BTurbidity 09/10/2021

Lab ID: AL0270118


SPICEWOOD ESTATESNAAccreditation ID:









Lab ID: AL1013017


SPRING WEST MUDNAAccreditation ID:




Lab ID: AL2270018


ST STEPHENS EPISCOPAL SCHOOLNAAccreditation ID:

TX2270018(512) 636-4512Phone Number:Bobby ByrdContact Name:


Hach Colorimeter DR3004500CL-GTotal Chlorine 01/15/2023

Lab ID: AL0670033


STAFF WSC LACASA AREANAAccreditation ID:

TX0670033(254) 647-5133Phone Number:Linda MeroneyContact Name:


Hach pH Pro150.1pH 09/21/2020

Hach pH Pro2550Temperature 09/21/2020

Lab ID: AL0910046


STARR WSCNAAccreditation ID:

TX0910046(903) 465-9135Phone Number:Charles E. Dodd IVContact Name:


Hach Pocket Colorimeter II MR4500CL-GFree Chlorine 03/15/2021



Hach Pocket Colorimeter II MR4500CL-GTotal Chlorine 03/15/2021


PWS ID LAB NAME



Lab ID: ALTP410581


STEPHENS REGIONAL SUD WTPNAAccreditation ID:

TX2150007(254) 488-2333Phone Number:Kelvin NickellContact Name:




Hach Pocket Colorimeter II, CL174500CL-GFree Chlorine 08/09/2021


Hach Sension, Ultrameter III4500H-BpH 08/09/2021




Hach Pocket Colorimeter II, CL174500CL-GTotal Chlorine 08/09/2021


1720E, 2100N2130BTurbidity 08/09/2021

Lab ID: ALTP19613


STILLWATER ESTATESNAAccreditation ID:




Lab ID: AL0007274


STRIKE WATER SERVICESNAAccreditation ID:

NA(713) 737-5938Phone Number:Lisa BrooksContact Name:


Hach Pocket Pro pH Tester150.1pH 05/28/2020

Hach Pocket Pro pH Tester2550Temperature 05/28/2020


PWS ID LAB NAME



Lab ID: ALTP410579


SUGAR LAND SWTPNAAccreditation ID:




HACH Digital Titrator3500CA-DCalcium 03/27/2022


Palintest ChlordioX PlusChlordioXPlusChlorite (at EP) 03/27/2022

Dionex ICS-2100 Ion Chromatograph

300.0Chlorite (at EP) 03/27/2022

Hach HQ30D2510BConductivity 03/27/2022

HACH SL10002510BConductivity 03/27/2022


HACH Pocket II Colorimeter4500CL-GFree Chlorine 03/27/2022

HACH SL1000HACH 10260Free Chlorine 03/27/2022

HACH Pocket Pro+4500H-BpH 03/27/2022

HACH SL10004500H-BpH 03/27/2022

HACH HQ40D4500H-BpH 03/27/2022

HACH DR9004500P-EPhosphate 03/27/2022

HACH Pocket II Colorimeter4500P-EPhosphate 03/27/2022

HACH Pocket Pro+2550Temperature 03/27/2022



A & B Environmental ServicesContract LabTOC 03/27/2022


HACH Pocket II Colorimeter4500CL-GTotal Chlorine 03/27/2022

HACH SL1000HACH 10260Total Chlorine 03/27/2022

HACH 2100AN180.1Turbidity 03/27/2022

FilterTrak 660HACH 10133Turbidity 03/27/2022



Lab ID: AL0270148


SUMMIT SPRINGSNAAccreditation ID:



Hach HQ11d150.1pH 06/20/2020

H-B Instrument Thermometer2550Temperature 06/20/2020

Lab ID: AL0080033


SUN MART 121NAAccreditation ID:







PWS ID LAB NAME



Lab ID: AL2210015


SUN WSCNAAccreditation ID:

TX2210015(325) 928-5406Phone Number:Carlos UgaldeContact Name:


SL10004500CL-GTotal Chlorine 09/27/2022

Lab ID: AL0270043


SUNSET HILLS SUBDIVISIONNAAccreditation ID:









Lab ID: ALTP21644


SWTP - ABRAMS / FM 492NAAccreditation ID:






Sension+ pH3150.1pH 10/24/2020





Lab ID: ALTP410877


SYBIL LIGHTFOOT WTP LABNAAccreditation ID:





Hach HQ30D150.1pH 11/27/2021


Rosemount 1056, Hach 2100N180.1Turbidity 11/27/2021

Lab ID: AL1011093


T H WHARTON ELECTRIC GENERATING STATION NAAccreditation ID:

TX1011093(281) 897-2604Phone Number:Mary LarsenContact Name:



HACH HQ40d4500H-BpH 09/05/2022

Long Stem Digital Therm. Model 4352




PWS ID LAB NAME



Lab ID: AL1011865


TASFIELDNAAccreditation ID:


56109




Lab ID: ALTP14764


TBCD WEST TREATMENT PLANTNAAccreditation ID:

TX0360030(409) 296-3602Phone Number:Mike WillContact Name:


Hach DR/8504500CLO2-DChlorine Dioxide 05/08/2021

Hach Autocat90004500CLO2-EChlorite 05/08/2021


sension4150.1pH 05/08/2021

sension42550Temperature 05/08/2021




Lab ID: ALTP14762


TBCD WINNIE STOWELL PLANTNAAccreditation ID:

TX0360002(409) 296-3602Phone Number:Mike WillContact Name:


HachDR/8904500CLO2-DChlorine Dioxide 05/16/2021

Hach TitraLab AT10004500CLO2-EChlorite 05/16/2021

HachDR/8904500CL-GFree Chlorine 05/16/2021

sension4150.1pH 05/16/2021

sension42550Temperature 05/16/2021


HachDR/8904500CL-GTotal Chlorine 05/16/2021

HACH 2100AN180.1Turbidity 05/16/2021

Lab ID: AL0150495


TEJAS VALLEY RV PARKNAAccreditation ID:

TX0150495(210) 885-6739Phone Number:Lloyd ScottContact Name:


Hach Pocket Colorimeter Model HR


Lab ID: AL2410076


TENNESSEE GAS PIPELINE EAST BERNARD 17 NAAccreditation ID:

TX2410076(979) 232-4154Phone Number:Brent BuzekContact Name:



Hanna HI98129150.1pH 03/25/2023


PWS ID LAB NAME



Lab ID: AL1200026


TEXANA PARK & CAMPGROUNDNAAccreditation ID:

TX1200026(361) 781-0470Phone Number:Carlos MesaContact Name:



Lab ID: ALTP14706


TEXARKANA WATER UTILITIES - WRIGHT PATMAN WTP NAAccreditation ID:

TX0190004(903) 798-3850Phone Number:Rick BartonContact Name:


Buret Titrator2320BAlkalinity 10/23/2022

DeNora Amperometric Titrator4500CLO2-CChlorine Dioxide 10/23/2022

Hach CL 17 Analyzer4500CL-GFree Chlorine 10/23/2022


Accumet XL 1504500H-BpH 10/23/2022

DeNora Amperometric Titrator4500CLO2-EPOE Chlorite 10/23/2022

Easy Read Traceable Glass Thermometer



Hach CL 17 Analyzer4500CL-GTotal Chlorine 10/23/2022




Lab ID: AL0460182


TEXAS 281 RV PARKNAAccreditation ID:

TX0460182(830) 980-2282Phone Number:Luke HillContact Name:



Lab ID: AL0008392


TEXAS STATE DRINKING WATER CORP. NAAccreditation ID:

(281) 658-9583Phone Number:Jack Murray Sr.Contact Name:


Hach Pocket Pro Multi 2150.2pH 09/04/2020

Hach Pocket Pro Multi 22550Temperature 09/04/2020

Lab ID: AL0003955


TEXAS WATER WELL SERVICES LLCNAAccreditation ID:

NA(713) 885-8486Phone Number:Mark C. PeralesContact Name:




Lab ID: AL1820061


THE CLIFFSNAAccreditation ID:

TX1820061(254) 292-3980Phone Number:Todd DilworthContact Name:


Hach HQ40D150.1pH 01/12/2021



PWS ID LAB NAME



Lab ID: AL0150399


THE OAKS WSCNAAccreditation ID:

TX0150399(210) 698-8449Phone Number:James LincolnContact Name:



Lab ID: AL1930024


THE RIDGE AT FRIO RIVER WATER SYSTEM NAAccreditation ID:

TX1930024(830) 275-2811Phone Number:James WallyContact Name:




Lab ID: AL2120037


THE VILLAGES RESORTNAAccreditation ID:

TX2120037(903) 730-4850Phone Number:Shana MahaffeyContact Name:


Oakton Waterproof PCS Tester 35150.1pH 09/22/2020


Lab ID: AL0720054


THOUSAND OAKS SUBDIVISIONNAAccreditation ID:

TX0720054(250) 485-0973Phone Number:JimBob BerryContact Name:


Oakton4500H-BpH 04/24/2021


Lab ID: AL1400025


TOLK STATION POWER PLANTNAAccreditation ID:

TX1400025(806) 272-8028Phone Number:Patty HillContact Name:


Hach Chlorine Meter #14500CL-GFree Chlorine 07/10/2021

Lab ID: AL2260003


TOM GREEN COUNTY FWSD 1 CARLSBAD NAAccreditation ID:





Lab ID: AL2260052


TOM GREEN COUNTY FWSD 3NAAccreditation ID:





Lab ID: AL1010864


TOSHIBA INTERNATIONAL CORPNAAccreditation ID:

TX1010864(281) 469-2837Phone Number:K. DeWayne HighContact Name:




PWS ID LAB NAME



Lab ID: AL0002243


TOTAL WATER MANAGEMENTNAAccreditation ID:

(817) 599-0511Phone Number:Julian GarciaContact Name:


Hach Pocket Pro+4500H-BpH 09/12/2020


Lab ID: AL1011559


TOWER OAKS SHOPPING CENTERNAAccreditation ID:




Lab ID: AL1840164


TOWN OF ANNETTANAAccreditation ID:

TX1840164(817) 441-5770Phone Number:Glenn KincaidContact Name:






Lab ID: AL1840111


TOWN OF ANNETTA DEER CREEKNAAccreditation ID:

TX1840111(817) 441-5770Phone Number:Glenn KincaidContact Name:






Lab ID: AL0610235


TOWN OF NORTHLAKENAAccreditation ID:

TX0610235(817) 524-8692Phone Number:Robert Brandon DoughtyContact Name:


Hach SL10004500H-BpH 11/19/2022



Lab ID: AL0610039


TOWN OF PONDERNAAccreditation ID:

TX0610039(940) 479-2396Phone Number:Gary MorrisContact Name:


Hach Colorimeter4500CL-GFree Chlorine 05/07/2021


PWS ID LAB NAME



Lab ID: AL1010242


TPC GROUP HOUSTON PLANTNAAccreditation ID:

TX1010242(713) 475-7756Phone Number:Scott BrechtelContact Name:






Hanna 9125150.1pH 05/18/2020



Lab ID: AL1560005


TPWD CHOKE CANYON STATE PARK CALLIHAM NAAccreditation ID:

TX1560005(361) 786-3868Phone Number:Orlando GarciaContact Name:

ext. 230



HACH CL-174500CL-GFree Chlorine 11/05/2022



HACH Sension2550Temperature 11/05/2022

HACH 1720E180.1Turbidity 11/05/2022

HACH 2100 P180.1Turbidity 11/05/2022

Lab ID: AL1300030


TPWD GUADALUPE RIVER STATE PARK NAAccreditation ID:

TX1300030(830) 832-9639Phone Number:Russell MillerContact Name:



LaMotte 1200 Colorimeter4500CL-GFree Chlorine 02/07/2021

Hach HQ11d150.1pH 02/07/2021


Lab ID: AL1210054


TPWD MARTIN DIES STATE PARK HEN HOUSE NAAccreditation ID:

TX1210054(409) 384-5231Phone Number:Rich LugibihlContact Name:



Lab ID: AL1210055


TPWD MARTIN DIES STATE PARK WALNUT RIDGE NAAccreditation ID:

TX1210055(409) 384-5231Phone Number:Rich LugibihlContact Name:




PWS ID LAB NAME



Lab ID: AL2200199


TRA TCWSP LABNAAccreditation ID:

TX2200199(817) 267-4226Phone Number:Gary SmithContact Name:


TRA-CRWS LabContract LabAlkalinity 07/12/2021

Hach DR5000 Spec4500CL-GFree Chlorine 07/12/2021

Thermo/Orion 4 Star4500H-BpH 07/12/2021

Red Liguid, Non-Mercury2550Temperature 07/12/2021

TRA-CRWS LabContract LabTOC 07/12/2021

Hach DR5000 Spec4500CL-GTotal Chlorine 07/12/2021

Hach 1720 D, E2130BTurbidity 07/12/2021


TRA-CRWS LabContract LabUV254 07/12/2021

Lab ID: AL2280032


TRA TRINITY COUNTY REGIONAL WSNAAccreditation ID:

TX2280032(936) 295-3931Phone Number:DeWayne CoburnContact Name:


Hach DR 900 colorimeter4500CL-DFree Chlorine 09/19/2021

Hach sensION 34500H-BpH 09/19/2021

Hach sensION 32550Temperature 09/19/2021

Hach DR 900 colorimeter4500CL-DTotal Chlorine 09/19/2021


Hach 1720 E Continuous Monitor2130BTurbidity 09/19/2021

Lab ID: ALTP19655


TRAVIS COUNTY WCID 17 - ECK LN MEMBRANE WTP NAAccreditation ID:

TX2270027(512) 801-3785Phone Number:Brad SchwabContact Name:


Colormetric Titration BCG/MR2320BAlkalinity 06/26/2022


Hach Model HQ40D150.1pH 06/26/2022





Aqua Tech LaboratoriesContract LabUV254 06/26/2022


PWS ID LAB NAME



Lab ID: ALTP410689


TRAVIS COUNTY WCID 17 - MANSFIELD MEMBRANE SWTP NAAccreditation ID:

TX2270027(512) 801-3785Phone Number:Brad SchwabContact Name:


Colormetric Titration BCG/MR2320BAlkalinity 06/26/2022


Hach Model HQ40D150.1pH 06/26/2022





Aqua Tech LaboratoriesContract LabUV254 06/26/2022

Lab ID: ALTP15103


TRAVIS COUNTY WCID 18 - BAL HARBOR SWTP NAAccreditation ID:

TX2270083(512) 791-6710Phone Number:William AbshireContact Name:




Sension pH 31150.1pH 11/16/2020

Laboratory Thermometer2550Temperature 11/16/2020


Hach DR 3900 & CL-174500CL-GTotal Chlorine 11/16/2020

2100Q, 1720E180.1Turbidity 11/16/2020

Filtertrak 660 SC LaserHACH 10133Turbidity 11/16/2020

Lab ID: AL1011635


TRIMAC TRANSPORTATION LA PORTE NTS NAAccreditation ID:




Lab ID: AL2280011


TRINITY RURAL WSC 1NAAccreditation ID:

TX2280011(936) 594-2192Phone Number:Jay SavanichContact Name:


Hach Digital TitratorD1067-02BAlkalinity 04/04/2022

Amperometric Titration/193004500CLO2-EChlorine Dioxide 04/04/2022

Amperometric Titration/193004500CLO2-EChlorite (at EP) 04/04/2022


Intellical PHC201/SL1000150.1pH 04/04/2022

Intellical PHC201/SL10002550Temperature 04/04/2022

Eastex Environmental Lab - Coldsprings



2100N180.1Turbidity 04/04/2022


PWS ID LAB NAME



Lab ID: AL0920021


TRYON ROAD SUDNAAccreditation ID:

TX0920021(903) 663-1447Phone Number:Glenn HobbsContact Name:




Lab ID: AL2370067


TUBULAR STEELNAAccreditation ID:




Lab ID: AL1011329


TUGBOAT MARINANAAccreditation ID:




Lab ID: AL0290003


UNION CARBIDE SEADRIFT PLANTNAAccreditation ID:

TX0290003(361) 553-3584Phone Number:Juan PenaContact Name:


Titration - Phenolphthalein and Total


DR/2800 UV-Spectrophotometer4500CL-GFree Chlorine 08/23/2022

HACH SensION 378150.1pH 08/23/2022

HACH SensION 3782550Temperature 08/23/2022

B-EnvironmentalContract LabTOC 08/23/2022


Lab ID: AL0840043


UNION CARBIDE TEXAS CITYNAAccreditation ID:

TX0840043(281) 228-8160Phone Number:Michael SnyderContact Name:






Hanna 9125150.1pH 05/15/2020



Lab ID: AL1360007


UNION PACIFIC NAVA CAR CLEANING FACILITY NAAccreditation ID:

TX1360007(830) 563-5336Phone Number:Refugio MartinezContact Name:






PWS ID LAB NAME



Lab ID: AL0140156


US ARMY BELTON LAKE OUTDOOR RECREATION AREA NAAccreditation ID:

TX0140156(254) 383-2605Phone Number:Chad ReynoldsContact Name:


Hach HQ40, PHC2814500H-BpH 10/26/2020

Speer Scientific NIST2550Temperature 10/26/2020

Lab ID: AL0500037


US ARMY NORTH FORT HOODNAAccreditation ID:



Hach HQ40, PHC2814500H-BpH 10/26/2020


Lab ID: AL0140107


US ARMY SOUTH FORT HOODNAAccreditation ID:



Hach HQ40, PHC2814500H-BpH 10/26/2020


Lab ID: ALTP14908


USDA APHIS MOORE FIELDNAAccreditation ID:

TX1080075(956) 205-7603Phone Number:Jose Luis CabelloContact Name:


Buret titration2320BAlkalinity 10/04/2020



Hach pocket colorimeter II4500CL-GFree Chlorine 10/04/2020

Hach HQ440d150.1pH 10/04/2020


A & B LaboratoryContract LabTOC 10/04/2020

Hach pocket colorimeter II4500CL-GTotal Chlorine 10/04/2020

Hach 2100N Lab Turbidimeter180.1Turbidity 10/04/2020

Lab ID: AL1330109


USDA LIVESTOCK INSECT RESEARCH LAB NAAccreditation ID:

TX1330109(830) 792-0349Phone Number:Wayne RyanContact Name:


Oakton/Eutech pHTestr 30150.1pH 01/25/2021

Thermco ACC10613S2550Temperature 01/25/2021

Lab ID: ALTP410451


UT MEDICAL BRANCH GALVESTONNAAccreditation ID:

TX0840272(972) 765-6737Phone Number:Dean LeathersContact Name:





PWS ID LAB NAME



Lab ID: AL1011189


UTLX MANUFACTURINGNAAccreditation ID:




Lab ID: AL1013015


UTLX MANUFACTURINGNAAccreditation ID:




Lab ID: ALTP15187


UTRWD TAYLOR PLANT LABNAAccreditation ID:

TX0610213(940) 365-1879Phone Number:Tim BrazileContact Name:



Hach Cl-174500CL-GFree Chlorine 10/08/2021

Hach Sension150.1pH 10/08/2021

Hach Sension2550Temperature 10/08/2021

OI Analytical 92105310CTOC 10/08/2021


Hach 2100 AN180.1Turbidity 10/08/2021


Lab ID: ALTP20826


UTRWD TOM HARPOOL WTP LABNAAccreditation ID:

TX0610213(469) 635-8193Phone Number:Ben HodgesContact Name:


Bromocresol Green/Methyl Red Titration


Hach CL-174500CL-FFree Chlorine 11/02/2021

Hach Sension-3 pH Meter150.1pH 11/02/2021

Hach Sension-3 pH Meter2550Temperature 11/02/2021

Hach CL-174500CL-FTotal Chlorine 11/02/2021

Hach 2100 Turbidimeter180.1Turbidity 11/02/2021

Lab ID: AL1330095


VA HOSPITAL KERRVILLENAAccreditation ID:

TX1330095(830) 792-2634Phone Number:Julian TorresContact Name:



HACH Colormeter II4500CL-GFree Chlorine 11/13/2020

Lab ID: AL0200177


VENCOREX USNAAccreditation ID:

TX0200177(979) 482-2443Phone Number:Azel Brian McGeeContact Name:


VWR Symphony B10P4500H-BpH 11/14/2022

VWR Symphony B10P2550Temperature 11/14/2022


PWS ID LAB NAME



Lab ID: AL2350001


VICTORIA COUNTY WCID 1NAAccreditation ID:

TX2350001(361) 229-1404Phone Number:David HernandezContact Name:



Lab ID: AL2210004


VIEW-CAPS WSCNAAccreditation ID:

TX2210004(325) 691-5947Phone Number:Will RawlinsContact Name:


Hach ColorimeterHACH 10260Total Chlorine 09/01/2020


Lab ID: AL1220012


VILLAGE FARMS OF TEXASNAAccreditation ID:

TX1220012(432) 426-2301Phone Number:Mark A. CashContact Name:

513


LCRA ELSContract LabAlkalinity 02/06/2023

LCRA ELSContract LabCalcium 02/06/2023

LCRA ELSContract LabConductivity 02/06/2023

HACH Pocket Colorimeter DR3004500CL-GFree Chlorine 02/06/2023

Hanna HI98127150.1pH 02/06/2023

LCRA ELSContract LabPhosphate 02/06/2023

LCRA ELSContract LabSilica 02/06/2023


Lab ID: AL2270007


VILLAGE OF BRIARCLIFFNAAccreditation ID:

TX2270007(512) 264-2274Phone Number:Aaron JohnsonContact Name:




Oakton pH 2700150.1pH 08/01/2021

Oakton pH with temp probe2550Temperature 08/01/2021

Hach CL-174500CL-DTotal Chlorine 08/01/2021

Hach 2100p180.1Turbidity 08/01/2021

Lab ID: AL1012787


VINE APOSTOLIC CHURCHNAAccreditation ID:







PWS ID LAB NAME



Lab ID: AL0710030


VINTON STEELNAAccreditation ID:

TX0710030(915) 231-4587Phone Number:Jose VazquezContact Name:


Ultrameter II 6PFC150.1pH 03/22/2021

Ultrameter II 6PFC2550Temperature 03/22/2021

Lab ID: AL0270082


VISTA DEL RIONAAccreditation ID:



Hach sension1150.1pH 05/17/2021

Hach sension12550Temperature 05/17/2021

Lab ID: ALTP1180


WAGON WHEEL ESTATES WATER SYSTEM WTP NAAccreditation ID:


56109




Lab ID: AL1840008


WALNUT CREEK SUDNAAccreditation ID:

TX1840008(940) 683-2347Phone Number:Michael HollowayContact Name:


Hach Pocket Pro Plus4500H-BpH 12/20/2020

Hach Pocket Pro Plus2550Temperature 12/20/2020

Lab ID: ALTP17246


WALNUT CREEK WTPNAAccreditation ID:

TX1840008(940) 683-2347Phone Number:Michael HollowayContact Name:



Hach Colorimeter II4500CLO2-DChlorine Dioxide 07/10/2020

Hach Titralab AT10004500CLO2-EChlorite 07/10/2020


Hach SensionPH34500H-BpH 07/10/2020

Hach SensionPH32550Temperature 07/10/2020



HF Scientific Micro TPW/Microtol180.1Turbidity 07/10/2020

Lab ID: AL0890005


WARM SPRINGS REHAB HOSPITALNAAccreditation ID:

TX0890005(830) 875-5131Phone Number:James MaceContact Name:


HACH Pocket PRO4500H-BpH 08/20/2022

HACH Pocket PRO2550Temperature 08/20/2022


PWS ID LAB NAME



Lab ID: AL0020014


WASTE CONTROL SPECIALISTS LLCNAAccreditation ID:

TX0020014(432) 525-8620Phone Number:Yvonne MontielContact Name:



Lab ID: AL1520031


WAYNES LIQUOR STORENAAccreditation ID:

TX1520031(806) 745-4277Phone Number:Kyle KoontzContact Name:


Hanna HI 7114500CL-GFree Chlorine 12/29/2020

Lab ID: AL2400022


WEBB COUNTY WATER UTILITIESNAAccreditation ID:

TX2400022(956) 523-5590Phone Number:Juan G VasquezContact Name:


Hach sensIon + PH 14500H-BpH 01/08/2023

Total Immersion (Thermometer)2550Temperature 01/08/2023

Lab ID: AL0210016


WELLBORN SUDNAAccreditation ID:

TX0210016(979) 324-7238Phone Number:Michael GregoryContact Name:


Burett2320BAlkalinity 09/24/2021

Severn Trent Titrator4500CLO2-EChlorine Dioxide 09/24/2021

Severn Trent Titrator4500CLO2-EChlorite (at EP) 09/24/2021

Hach Pocket Colorimeter ll4500CL-GFree Chlorine 09/24/2021

Hach 40D150.1pH 09/24/2021

Hach 40D2550Temperature 09/24/2021

Hach Pocket Colorimeter ll4500CL-GTotal Chlorine 09/24/2021


Chemtrac UVP 1000415.3UV254 09/24/2021

Lab ID: ALTP14880


WEST CEDAR CREEK MUD - TOOL PLANT NAAccreditation ID:

TX1070190(903) 880-8769Phone Number:Kenneth MalinContact Name:





PWS ID LAB NAME



Lab ID: ALTP14879


WEST CEDAR CREEK MUD TOLOSA WTP LAB NAAccreditation ID:



Digital Titration2320BAlkalinity 05/20/2022

HF Scientific CLX4500CL-GFree Chlorine 05/20/2022

Hach SensION +Ph3150.1pH 05/20/2022

Hach SensION +pH32550Temperature 05/20/2022






Lab ID: ALTP14880


WEST CEDAR CREEK MUD TOOL WTP LAB NAAccreditation ID:



Digital Titration2320BAlkalinity 05/20/2022

HF Scientific CLX4500CL-GFree Chlorine 05/20/2022

HACH HQ411D150.1pH 05/20/2022



Hach TU5300Hach 10258Turbidity 05/20/2022

Hach TU5200Hach 10258Turbidity 05/20/2022

Lab ID: AL1012238


WEST HARRIS COUNTY MUD 17NAAccreditation ID:




Lab ID: AL1012882






Lab ID: AL1011825






Lab ID: AL1012228







PWS ID LAB NAME



Lab ID: ALTP20434


WEST JEFFERSON COUNTY MWDNAAccreditation ID:

TX1230021(409) 794-2338Phone Number:William ManleyContact Name:


Burrett Titration2320BAlkalinity 04/04/2022

Severn Trent 17T20 Titrator4500CLO2-EChlorine Dioxide 04/04/2022

Severn Trent 17T20 Titrator4500CLO2-EChlorite (at EP) 04/04/2022


SensION pH 314500H-BpH 04/04/2022

SensION pH 312550Temperature 04/04/2022

Eastex Environmental LaboratoriesContract LabTOC 04/04/2022


2100Q2130BTurbidity 04/04/2022

Lab ID: AL2260038


WEST TEXAS BOYS RANCHNAAccreditation ID:

TX2260038(325) 949-1936Phone Number:Lynn BlasingameContact Name:



Lab ID: AL2270235


WEST TRAVIS COUNTY REGIONAL WS NAAccreditation ID:

TX2270235(512) 765-3207Phone Number:Curtis JeffreyContact Name:


Hach Digital Titration2320BAlkalinity 06/15/2020


Hach HQ411d4500H-BpH 06/15/2020







Lab ID: AL0670027


WESTBOUND WSC CISCO SOURCENAAccreditation ID:

TX0670027(254) 442-3348Phone Number:Dustin JonesContact Name:


HACH POCKET COLORIMETER4500CL-GFree Chlorine 02/25/2023

HACH POCKET PRO + MULTI 2150.1pH 02/25/2023

HACH POCKET PRO + MULTI 22550Temperature 02/25/2023

HACH POCKET COLORIMETER4500CL-GTotal Chlorine 02/25/2023

Lab ID: AL1260128


WESTOVER HILLSNAAccreditation ID:

TX1260128(817) 645-5493Phone Number:James DycheContact Name:


Jellas, Model - JLPH014500H-BpH 01/15/2023

Delta Trak, Model - 110502550Temperature 01/15/2023


PWS ID LAB NAME



Lab ID: AL0730019


WESTPHALIA WSCNAAccreditation ID:

TX0730019(254) 584-5616Phone Number:Larry J. FreiContact Name:




Lab ID: ALTP21876


WESTSIDE WTPNAAccreditation ID:

TX2200012(817) 392-2742Phone Number:Erik IrwinContact Name:





Hach HQ411d4500H-BpH 01/22/2021




Lab ID: AL1210007


WESTWOOD WSCNAAccreditation ID:

TX1210007(409) 200-5085Phone Number:Joshua CulbertContact Name:




Lab ID: AL2410001


WHARTON COUNTY WCID 2NAAccreditation ID:

TX2410001(979) 335-4131Phone Number:Ed VacekContact Name:


OAKTON PHTESTR 30150.1pH 08/08/2020

OAKTON PHTESTR 302550Temperature 08/08/2020

Lab ID: AL2420002


WHEELER MUNICIPAL WATER SYSTEM NAAccreditation ID:

TX2420002(806) 826-3222Phone Number:Paul ArganbrightContact Name:


Pocket Pro Tester4500H-BpH 12/16/2022

Pocket Pro Tester2550Temperature 12/16/2022


PWS ID LAB NAME



Lab ID: ALTP14783


WHITE RIVER WTPNAAccreditation ID:

TX0540015(806) 269-1238Phone Number:Kendal MinyardContact Name:



Titrator4500CLO2-EChlorine Dioxide 09/25/2020

Titrator4500CLO2-EChlorite 09/25/2020

DPD Colorimetric4500CL-DFree Chlorine 09/25/2020

Hach Sension+ pH3D1293-95pH 09/25/2020

Thermometers2550Temperature 09/25/2020

DPD Colorimetric4500CL-DTotal Chlorine 09/25/2020


Lab ID: ALTP15138


WICHITA VALLEY LAKE KICKAPOO WTP NAAccreditation ID:

TX2430006(940) 723-6394Phone Number:Gerald DunlapContact Name:


HACH DIGITAL TITRATOR2320BAlkalinity 01/28/2022

SENSION P.H 3150.1pH 01/28/2022

SENSION P.H 32550Temperature 01/28/2022

PACE ANALYTICALContract LabTOC 01/28/2022


HACH 2100Q180.1Turbidity 01/28/2022

Lab ID: AL0270126


WILDERNESS COVENAAccreditation ID:



Aqua-Tech Laboratories, Inc.Contract LabAlkalinity 06/14/2020

Aqua-Tech Laboratories, Inc.Contract LabCalcium 06/14/2020

Aqua-Tech Laboratories, Inc.Contract LabConductivity 06/14/2020




Lab ID: AL1580047


WILKES POWER PLANT SWEPCONAAccreditation ID:

TX1580047(903) 562-2317Phone Number:RL GoenContact Name:





PWS ID LAB NAME



Lab ID: AL0270035


WINDERMERE OAKS WSCNAAccreditation ID:

TX0270035(830) 613-8137Phone Number:George BurrisContact Name:







Lab ID: AL0050013


WINDTHORST WSCNAAccreditation ID:

TX0050013(940) 423-6685Phone Number:Charles TeichmanContact Name:


SL 10002320BAlkalinity 01/28/2023

BURETTE TITRATOR2320BAlkalinity 01/28/2023

HACH CL174500CL-GFree Chlorine 01/28/2023



POCKET PRO +PH150.1pH 01/28/2023

phC201 Probe150.1pH 01/28/2023

POCKET PRO +PH2550Temperature 01/28/2023

phC201 Probe2550Temperature 01/28/2023


HACH CL174500CL-GTotal Chlorine 01/28/2023



TU5300SC180.1Turbidity 01/28/2023

1720E180.1Turbidity 01/28/2023

TL2300 TURBIDIMETER180.1Turbidity 01/28/2023

LCRAContract LabUV254 01/28/2023

Lab ID: AL2480004


WINK LOVING ISDNAAccreditation ID:

TX2480004(432) 527-3880Phone Number:Gregory RogersContact Name:

7008




Lab ID: AL1110130


WOLF HOLLOW IINAAccreditation ID:

TX1110130(817) 579-4165Phone Number:Shae SaurContact Name:



Hach HQ40D Portable pH Meter4500H-BpH 12/04/2022

Thomas Scientific Ultra Therm 1235D08



PWS ID LAB NAME



Lab ID: AL2500060


WOOD COUNTY BOTTLING PLANTNAAccreditation ID:

TX2500060(903) 769-7811Phone Number:Brandon HollandContact Name:


6P Ultrameter4500H-BpH 02/07/2021

VWR Thermometer2550Temperature 02/07/2021

Lab ID: AL1700642


WOOD TRACE MUD 1NAAccreditation ID:




Lab ID: AL0430044


WYLIE WATER TREATMENT PLANTSNAAccreditation ID:

TX0430044(469) 626-4436Phone Number:Adam BaughContact Name:







Hach CDC4012510BConductivity 11/01/2021

Amperometric/Spectrophotometer


Hach PHC2814500H-BpH 11/01/2021


Amperometric/Spectrophotometer

HACH 10260Total Chlorine 11/01/2021


Lab ID: AL2530023


ZAPATA COUNTY WCID HWY 16 EAST NAAccreditation ID:

TX2530023(956) 765-9650Phone Number:Juan J. BenavidesContact Name:



Thermometer Non-Mercury Compact


HACH Pocket Colorimeter4500CL-GTotal Chlorine 10/24/2022


Documents

Approved Public Water System Laboratories PWS ID LAB NAME · Alkalinity 2320B Hach Digital Titrator Model 16900 08/23/2021 Free Chlorine 4500CL-G Hach Pocket Chlor II 08/23/2021 pH