Benton-Franklin Health District Lab Kennewick, WA

has complied with provisions set forth in Chapter 173-50 WAC and is hereby recognized by the Department of Ecology as an ACCREDITED LABORATORY for the analytical parameters listed on the accompanying Scope of Accreditation. This certificate is effective August 24, 2012 and shall expire August 23, 2013.

Witnessed under my hand on August 21, 2012

____________ Alan D. Rue

Lab Accreditation Unit Supervisor Laboratory ID M408

is accredited for the analytes listed below using the methods indicated. Full accreditation is granted unless stated otherwise in a note. Accreditation for U.S. Environmental Protection Agency (EPA) "Test Methods for Evaluating Solid Waste, Physical/Chemical Methods" (SW-846) is for the latest version of the method. SM refers to EPA approved editions of “Standard Methods for the Examination of Water and Wastewater.” ASTM is the American Society for Testing and Materials. Other references are described in notes.

Benton-Franklin Health District Lab

Kennewick, WA

WASHINGTON STATE DEPARTMENT OF ECOLOGY

SCOPE OF ACCREDITATION

ENVIRONMENTAL LABORATORY ACCREDITATION PROGRAM

Matrix/Analyte Method Notes

Drinking Water

Chlorine (Residual), Total SM 4500-Cl G-00Fluoride SM 4500-F C-97Hardness, Total (as CaCO3) SM 2340 C-97 1Nitrate SM 4500-NO3¯ D-00Nitrite SM 4500-NO2¯ B-00pH SM 4500-H+ B-00Specific Conductance SM 2510 B-97 1Heterotrophic plate count SM 9215 B (PCA)Total & Fecal Coli - count SM 9221 B, E1, + CTotal Coli/Ecoli - count SM 9223 B (Colilert®

QTray)Total Coli/Ecoli - detect SM 9223 B ColilertTotal Coli/Ecoli - detect SM 9223 B Colisure

Non-Potable Water

Ammonia SM 4500-NH3 D-97Biochemical Oxygen Demand (BOD) SM 5210 B-01Chloride SM 4500-Cl D-00Chlorine (Residual), Total SM 4500-Cl G-00Dissolved Oxygen SM 4500-O G-01Hardness, Total (as CaCO3) SM 2340 C-97 1Nitrate + Nitrite SM 4500-NO3¯ E-00Nitrogen, Total Kjeldahl SM 4500-Norg C-97

Page 1 of 2Washington State Department of Ecology

Effective Date: 8/21/2012Laboratory Accreditation Unit

Scope Expires: 8/23/2013Scope of Accreditation Report for Benton-Franklin Health District Lab

M408-12

Matrix/Analyte Method Notes

Benton-Franklin Health District Lab

Orthophosphate SM 4500-P E-99pH SM 4500-H+ B-00Phosphorus, total SM 4500-P E-99Solids, Total Dissolved SM 2540 C-97Solids, Total Suspended SM 2540 D-97Solids, Total Volatile EPA 160.4_1971Specific Conductance SM 2510 B-97 1Total & Fecal Coli - count SM 9221 B, E1, + CTotal Coli/Ecoli - count SM 9223 B (Colilert®

QTray)Total Coli/Ecoli - count SM 9223 B Colisure

QTray

Solid and Chemical Materials

Fecal coliform-count SM 9221 B, E1, + C 1

Authentication Signature

(1) Interim accreditation pending completion of on-site to very lab capability.Accredited Parameter Note Detail

DateAlan D. Rue, Lab Accreditation Unit Supervisor

08/21/2012

Page 2 of 2Washington State Department of Ecology

Effective Date: 8/21/2012Laboratory Accreditation Unit

Scope Expires: 8/23/2013Scope of Accreditation Report for Benton-Franklin Health District Lab

M408-12