Ted SwiftTed SwiftMunicipal Water Quality Investigations Program,Municipal Water Quality Investigations Program,

California Dept. of Water ResourcesCalifornia Dept. of Water Resourcestswifttswift@water.ca.gov@water.ca.gov

NWQMCNWQMC20 May 200820 May 2008

The California Department of Water Resources'The California Department of Water Resources'RealReal--Time Data and Forecasting Project: Time Data and Forecasting Project:

Linking Water Quality Monitoring, Modeling, Linking Water Quality Monitoring, Modeling, and Communicationand Communication

Sacramento Sacramento -- San Joaquin San Joaquin River Delta as Source WaterRiver Delta as Source Water

Sacramento River

CaliforniaAqueduct

San Joaquin RiverCentral Valley Project

To thePacific

Main ThemesMain ThemesRealReal--time data and model forecasts can help time data and model forecasts can help minimize minimize ““unpleasant surprisesunpleasant surprises”” for drinking for drinking water managerswater managers(Source water) Knowledge is power:(Source water) Knowledge is power:•• Forecasting increases flexibility as other Forecasting increases flexibility as other

restrictions get tightrestrictions get tightFeedback between Models & ObservationsFeedback between Models & Observations•• Theory and Measurement feed each otherTheory and Measurement feed each other

Peer review and stakeholder feedbackPeer review and stakeholder feedback

RealReal--Time Data & Forecasting: Time Data & Forecasting: Three ComponentsThree Components

10 0

S a c ra m e n to

S to c k to n

T ra c y

A n t io c h

R io V is t a

B e n ic ia

Monitoring Modeling & Forecasting

InformationDissemination

Delta SimulationModel 2

DSM2 Aqueduct Extension Model

User NeedsData QA/QC & Storage

Visualization Dissemination

Emerging Concerns

Data Collection

StationOps & Maint

RTDF ProjectRTDF Project Design:Design:Serve up informationServe up information

Identify Customer Needs & PurposesIdentify Customer Needs & PurposesDevelop Tools and Processes to meet them Develop Tools and Processes to meet them Information Products are Valuable Information Products are Valuable ResourcesResourcesHave a Feedback ProcessHave a Feedback Process

DATA

Design Results:Design Results:Innovative uses of informationInnovative uses of informationAn EarlyAn Early--Warning System for:Warning System for:

Source Water Managers Source Water Managers State and Federal Project OperatorsState and Federal Project OperatorsTreatment Plant OperatorsTreatment Plant Operators

Sources and Loads information for:Sources and Loads information for:ScientistsScientistsGovernment agencies, NGOsGovernment agencies, NGOs

Other Interests:Other Interests:Power generation planning & forecastingPower generation planning & forecasting

Assess Sources and LoadsAssess Sources and LoadsMonitoring provides a way of assessing sources Monitoring provides a way of assessing sources and loads of water contaminants:and loads of water contaminants:Loading information from various land usesLoading information from various land usesDetermine sampling locations to fill in the information gapsDetermine sampling locations to fill in the information gapsModel development for transport to and load at intakes.Model development for transport to and load at intakes.Monitor & model contaminant transport from different sourcesMonitor & model contaminant transport from different sourcesDetermine priority sources for watershed protection effortsDetermine priority sources for watershed protection effortsApply information to regulatory processes or control effortsApply information to regulatory processes or control efforts

RTDF: MonitoringRTDF: Monitoring

RTDF Monitoring StationsRTDF Monitoring Stations

HoodSacramento River

H.O.Banks PPAqueduct

VernalisSan Joaquin River

Three boundary stations established Three boundary stations established Sacramento River at HoodSacramento River at HoodSan Joaquin River near San Joaquin River near VernalisVernalisH.O. Banks Pumping plantH.O. Banks Pumping plant

DOC, TOC, salinity, measured at all DOC, TOC, salinity, measured at all stationsstationsIons: Bromide, Chloride, Nitrate, Sulfate Ions: Bromide, Chloride, Nitrate, Sulfate at at VernalisVernalis and Banks Stationsand Banks Stations

RealReal--time Data Systemtime Data System

TOC Analyzer& Other Instruments

Campbell Dataloggeror personal computer Phone Modem

and frame relay

Access DatabaseQA/QC Data

World Wide Web,PDF Emailed reports

FTPDWR

California DataExchange

HighHigh--Frequency Data at Sacramento Frequency Data at Sacramento RiverRiver

Sacramento River @Hood StationWater Year 2002

0

2

4

6

8

10

12

Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

TOC

mg

L-1One week moving average

0

1

2

3

4

5

15-Feb 18-Feb 21-Feb 24-Feb 27-Feb

TOC

mg

L-1

0

5

10

15

20

25

Cum

ulat

ive

Prec

ipita

tion

mm

Rainfall Effect

1.0

1.2

1.4

1.6

1.8

2.0

6/21/0212:00

6/22/0212:00

6/23/0212:00

6/24/0212:00

6/25/0212:00

6/26/0212:00

TOC

mg

L-1

Unidentified Diurnal Pattern

HighHigh--Frequency Data at the SWPFrequency Data at the SWP

2

4

6

8

10

12

11/24/010:00

11/24/0112:00

11/25/010:00

11/25/0112:00

11/26/010:00

TOC

mg

L-1

0

2

4

6

8

10

12

Win

d S

peed

m s

-1

Windstorm at Clifton Court Forebay

RTDF Development ProcessForecasting/Modeling Modules

Delta RTDsDelta Model

Hood RTDSacramento Tributary Model

Vernalis RTDSan Joaquin River Model

NBABarker Slough RTD

HO Banks RTDSBA Model

DMC RTD

SLR/ForebayModel

California Aqueduct RTDAqueduct Model

Coastal Aqueduct RTD/Model

Pyramidmodel

PerrisModel

SilverwoodModel

Castaicmodel

Modeling:Modeling:

10 0

S a c ra m e n to

S to c k to n

T ra c y

A n t io c h

R io V is t a

B e n ic ia

Delta Simulation Delta Simulation Model 2 (DSM2) GridModel 2 (DSM2) Grid

AqueductExtension

Model

OceanTides

Sour

ce T

rack

ing

Sour

ce T

rack

ing

Modeled Volumetric Fingerprint at Clifton Court Forebay (SWP)

0%

20%

40%

60%

80%

100%

Jan-07 Feb-07 Mar-07 Apr-07 May-07 Jun-07 Jul-07 Aug-07 Sep-07

Perc

ent o

f Sou

rce

Wat

er

Martinez

Delta IslandsEast Side Rivers

San Joaquin RSacramento R

Modeled EC Fingerprint at Clifton Court Forebay (SWP)

0100200300400500600700800

Jan-07 Feb-07 Mar-07 Apr-07 May-07 Jun-07 Jul-07 Aug-07 Sep-07EC

Sou

rce

Con

tribu

tions

, uS

/cm

EC-Sac EC-SJR EC-EAST EC-DeltaEC-MTZ EC CLFCT-CDEC HBP-CDEC

Modeled DOC Fingerprint at Clifton Court Forebay (SWP)

4

5

6

ribut

ions

, mg/

L

0

1

2

3

Jan-07 Feb-07 Mar-07 Apr-07 May-07 Jun-07 Jul-07 Aug-07 Sep-07DO

C S

ourc

e C

ont

DOC-SAC DOC-SJR DOC-EAST DOC-Delta DOC CLFCT-CDEC

EC Forecast ExampleEC Forecast Example

•• Must meet user needs Must meet user needs …… which will changewhich will change•• QA/QC and data management procedures QA/QC and data management procedures

especially important w/ large, realespecially important w/ large, real--time data setstime data sets•• Data visualization & presentation are important Data visualization & presentation are important

to reach a variety of users to reach a variety of users •• Create & foster feedback for improvement & Create & foster feedback for improvement &

collaborationcollaboration

Information Dissemination: Information Dissemination: Goals & GuidesGoals & Guides

Information Dissemination: Information Dissemination: ProductsProducts

•• A weekly report & data set for the Delta, SWP A weekly report & data set for the Delta, SWP and CVP eand CVP e--mailed to about 240 subscribers, mailed to about 240 subscribers, also made available on web site archive.also made available on web site archive.

•• In the near future, a continuously updated In the near future, a continuously updated website where users can access historical, realwebsite where users can access historical, real--time and forecasted data and information.time and forecasted data and information.

•• A longA long--term data management system for term data management system for storing storing QCQC’’eded realreal--time datatime data

RTDF Program ImprovingRTDF Program ImprovingDeveloping additional forecasting tools, Developing additional forecasting tools, e.g. DSM2 Aqueduct extension modele.g. DSM2 Aqueduct extension modelForming collaborative relationships with Forming collaborative relationships with other monitoring programsother monitoring programsIncreased value to stakeholders as we Increased value to stakeholders as we integrate monitoring, modeling and integrate monitoring, modeling and disseminationdissemination

Questions & Discussion?Questions & Discussion?

Ted SwiftTed SwiftMunicipal Water Quality Investigations Program,Municipal Water Quality Investigations Program,

California Dept. of Water ResourcesCalifornia Dept. of Water Resourcestswifttswift@water.ca.gov@water.ca.gov