Gurr - Presentation · 2007. 7. 9. · 12345 67 891011121314151720222324 Site Number Mean...

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Stormwater Pollutant Stormwater Pollutant AssesmentAssesment at at the City of Kissimmeethe City of Kissimmee

99thth Biennial Conference on Biennial Conference on Stormwater Research & Watershed Stormwater Research & Watershed

ManagementManagement

May 3, 2007May 3, 2007

Eric Gurr, P.E.Eric Gurr, P.E.University of Central FloridaUniversity of Central Florida

PROJECTPROJECTOVERVIEWOVERVIEW

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Program HistoryProgram History

• 1988 City of Kissimmee Stormwater Drainage Plan• 1988 – 2004 Drainage Program• 2003 – National Pollutant Discharge Elimination System

(NPDES) Permit Issued• 2004 - Total Maximum Daily Load (TMDL) – Group 4

– Lake Toho North (Ammonia, Nutrients, Mercury)– Shingle Creek (DO, Coliforms, Nutrients, Turbidity, BOD)

• 2004 City Funds Stormwater Utility• 2005 City Initiates Stormwater Monitoring & Modeling Project

Stormwater Monitoring & Modeling ObjectivesStormwater Monitoring & Modeling Objectives

• Stormwater System Monitoring• Flood Control for New Development• Water Quality Management (TMDL & NPDES)• Stormwater Retrofit Prioritization• Continuing Operation & Maintenance Program• Stormwater Reuse Opportunities (TWA)• Grant Funding Opportunities (SFWMD & FDEP)

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GOVERNMENTAGENCIES

AMJEQUIPMENT

UNIVERSITY OFCENTRAL FLORIDA

(UCF)

CAMP DRESSER& McKEE, INC

(CDM)

DANISH HYDRAULICINSTITUTE

(DHI)

Program TeamProgram Team

YSI INCORPORATED

DRAINAGE DRAINAGE BASINSBASINS

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In trac oasta l Waterw

ay

AtlanticOcean

Polk

Orange

Lake

Ha rdee

D eSoto

Charlot teGlades

Okeechobee

Indian R iver

Brevard

Pa lm Beach

!(528 §̈¦I 95

§̈¦I 95

£¤192

£¤192

§̈¦I 4

§̈¦I 4

FLORIDAS TPKE

£¤4 41

£¤27

!(60

!(50

!(50

!(17

!(17

!(417

!(417

£¤441

£¤17£¤92

E . LAKE T OHOPE KA LIG A

L AK E T OHO PEK A LIG A

O sceo la

H igh lands

5

Shingle Creek

Bass Slough

Mill Slough

East City Ditch

West City Ditch

Downtown

WATER QUALITYWATER QUALITYMONITORINGMONITORING

STATIONSSTATIONS

6

DAKING STREET BOX CULVERTDAKING STREET BOX CULVERT

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CAT WALKCAT WALK

CAT WALKCAT WALK

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PRECAST BASINPRECAST BASIN

PRECAST BASINPRECAST BASIN

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UU--CHANNEL CHANNEL INSTALLATIONINSTALLATION

UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

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UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

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UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

12

UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

13

UU--CHANNEL INSTALLATIONCHANNEL INSTALLATION

MONITORINGMONITORINGEQUIPMENTEQUIPMENT

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In-situ NOx, Relative Fluor., and Water LevelJD 117-118

0.00

2.00

4.00

6.00

8.00

10.00

12.00

14.00

16.00

18.00

20.00

100 400 700 1000 1300 1600 1900 2200 100 400 700 1000 1300 1600 1900

NOx surface (µM) NOx bottomWater Level (ft) surface fluorescence

JD 117 JD 118

ISCO Automatic Water SamplerISCO Automatic Water Sampler

•Depth•pH•Rapid-Pulse DO•Turbidity•Temperature•Chlorophyll•Conductivity•Salinity

•Water level•Water Velocity•Flow•Discharge

Monitoring for Both Quantity and QualityMonitoring for Both Quantity and Quality

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Monitored Constituents and ParametersMonitored Constituents and Parameters

• Coliform (Fecal and Total)• Nutrients (Nitrogen, Phosphorus)• Metals (Arsenic, Barium, Cadmium, Chromium, Copper,

Iron, Lead, Mercury, Nickel, Selenium, Silver, Zinc)• Total Petroleum Hydrocarbons• Solids (TSS and TDS)• DO, BOD, COD• pH, Hardness, Turbidity

COMPUTER COMPUTER MODELMODEL

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Computer Modeling ApproachComputer Modeling Approach

• Historical Modeling– ICPR and HEC-2

• State-of-the-Art Integrated Modeling– MIKE 11 (Surface Water Model)– MIKE SHE (Ground Water Model)– ECO Lab (Water Quality Model)

• Refine Upon City’s Comprehensive GIS Data

Computer Model OverviewComputer Model Overview

Non-Point Modeling

Pollution Load

Results

Hydrodynamic modeling

Flows, Stages, Pollutant Loads

Runoff &Groundwater

Flows

Integrated Water Quality & Transport Model (Mike11/Ecolab)

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Computer Model Routine DiagramComputer Model Routine Diagram

PRELIMINARYPRELIMINARYRESULTSRESULTS

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0

20000

40000

60000

80000

100000

120000

140000

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(CFU

/100

mL)

Fecal ColiformTotal ColiformFecal Coliform ThresholdTotal Coliform Threshold

All Monitoring SitesAll Monitoring Sites

0

5000

10000

15000

20000

25000

2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(CFU

/100

mL)

Fecal ColiformTotal ColiformFecal Coliform ThresholdTotal Coliform Threshold

Partial Partial Monitoring SitesMonitoring Sites

19

0

0.5

1

1.5

2

2.5

3

3.5

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)Total NitrogenTotal Phosphorus75 Percentile-Nitrogen75 Percentile-Phosphorus

NutrientsNutrients

0

0.2

0.4

0.6

0.8

1

1.2

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)

IronThreshold

IronIron

20

0

0.02

0.04

0.06

0.08

0.1

0.12

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)

ZincThreshold

ZincZinc

0

0.0005

0.001

0.0015

0.002

0.0025

0.003

0.0035

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)

LeadThreshold

LeadLead

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0

0.002

0.004

0.006

0.008

0.01

0.012

0.014

0.016

0.018

0.02

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)

CopperThreshold

CopperCopper

0

5

10

15

20

25

30

35

40

45

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)

TSS75 Percentile-TSS

Total Suspended SolidsTotal Suspended Solids

22

0

50

100

150

200

250

300

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)TDS75 Percentile-TDS

Total Dissolved SolidsTotal Dissolved Solids

0

10

20

30

40

50

60

70

80

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 20 22 23 24

Site Number

Mea

n C

once

ntra

tion

(mg/

L)

BODCOD75 Percentile-BOD75 Percentile-COD

Oxygen DemandOxygen Demand

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ANYANYQUESTIONS ?QUESTIONS ?