The Santa Ana River Watershed Program

The Santa Ana The Santa Ana River Watershed River Watershed

ProgramProgramDrought Proofing the Region and Enhancing Drought Proofing the Region and Enhancing the Environmentthe Environment

Martha Davis, Inland Empire Utilities AgencyApril 2000

Safe Reliable Water….. To Protect and Provide

The Santa Ana River The Santa Ana River WatershedWatershed

Over 5 Million Current Over 5 Million Current ResidentsResidents

Portions of 4 CountiesPortions of 4 Counties Orange CountyOrange County Riverside CountyRiverside County San Bernardino CountySan Bernardino County Los Angeles CountyLos Angeles County


Largest coastal river/stream system in Southern CaliforniaLargest coastal river/stream system in Southern California 2650 square miles 2650 square miles Fastest growing watershed in the United StatesFastest growing watershed in the United States

The Santa Ana Riverside The Santa Ana Riverside WatershedWatershed


Santa Ana Watershed Project Santa Ana Watershed Project AuthorityAuthority

SAWPA and the WatershedSAWPA and the Watershed

S AW PAOver 100 Water- Related Agencies


SAWPA’s MissionSAWPA’s Mission

To develop and maintain regional To develop and maintain regional plans, programs, and projects that plans, programs, and projects that will protect the Santa Ana River will protect the Santa Ana River basin water resources to maximize basin water resources to maximize beneficial uses within the watershed beneficial uses within the watershed in an economically and in an economically and environmentally responsible mannerenvironmentally responsible manner


Population TrendsPopulation Trendsin the Santa Ana Watershedin the Santa Ana Watershed

0

2,000,000

4,000,000

6,000,000

8,000,000

10,000,000

12,000,000

1990 2000 2010 2020 2025 2040 2050

Additional Additional 2.1 2.1 millionmillion people 2000-people 2000-20252025

Additional Additional 4.6 4.6 millionmillion people 2000-people 2000-20502050

Source: Center for Demographic Research California State University, Fullerton


The changing face of the The changing face of the watershedwatershed

Water Demand (AF/Y)Water Demand (AF/Y)

0

200,000

400,000

600,000

800,000

1,000,000

1,200,000

1,400,000

1,600,000

1,800,000

2,000,000

2000 2005 2010 2015 2020


Habitat and Land Habitat and Land PreservationPreservation

Riverside Co.MSHCP

Open Space

River Habitat NationalForest/

Federal Lands

Parks


Santa Ana Integrated Santa Ana Integrated Watershed Program (IWP) Watershed Program (IWP)

GoalsGoals Increase Regional Self-relianceIncrease Regional Self-reliance Improve Local Water QualityImprove Local Water Quality Increase Local Water Supply- 1 million Increase Local Water Supply- 1 million

acre feet of new groundwater storageacre feet of new groundwater storage Drought Proof the region – ZERO water Drought Proof the region – ZERO water

imports in dry yearsimports in dry years Enhance the environment – 10,000 acres Enhance the environment – 10,000 acres

of new wetlands and habitatof new wetlands and habitat Achieve Multiple BenefitsAchieve Multiple Benefits


200 Projects200 Projects$2.7 Billion by 2020 $2.7 Billion by 2020

Recycling and Efficient Use of Existing Recycling and Efficient Use of Existing SuppliesSupplies

Water Storage and BankingWater Storage and Banking Groundwater Clean Up Groundwater Clean Up Storm Water Conservation and Flood Storm Water Conservation and Flood

ProtectionProtection Environment – Wetlands and Habitat WaterEnvironment – Wetlands and Habitat Water Recreation and ConservationRecreation and Conservation


Benefits of SAWPA Benefits of SAWPA ProgramProgram

More reliable water supply to meet local More reliable water supply to meet local needsneeds

Drought proof watershed; supportive Drought proof watershed; supportive to others in droughtto others in drought

Reduces state-wide electrical energy demandReduces state-wide electrical energy demand Involves local stakeholders in needs and Involves local stakeholders in needs and

solutionssolutions Enhances regional planning and financing Enhances regional planning and financing

with effectiveness of local implementationwith effectiveness of local implementation Creates long term environmental and habitat Creates long term environmental and habitat

improvementimprovement


Results of the ProgramResults of the ProgramProjected Water Import Projected Water Import Demands Demands

Without the SAWPA PlanWithout the SAWPA Plan

With the SAWPA PlanWith the SAWPA Plan

With the Plan in drought yearsWith the Plan in drought years

(AC - FT / YR)(AC - FT / YR)

YearYear

20002000 20102010 20152015 2020202020052005

,0,0

100,000100,000

200,000200,000

300,000300,000

400,000400,000

500,000500,000

600,000600,000

700,000700,000

800,000800,000


• Inland Empire Utilities Agency (IEUA) provides wholesale water supplies and wastewater treatment services

• Seven retail water Seven retail water agencies agencies within IEUA’s service within IEUA’s service areaarea• Chino Basin population will double from 700,000 to 1.2 million by 2020

• Chino Basin water Chino Basin water supplies:supplies: * 70% local resources* 70% local resources * 30% imported * 30% imported resourcesresources

Chino BasinChino Basin

Orange CountyOrange CountyGroundwaterGroundwater

BasinBasin

PacificOcean

Santa Ana MountainsSanta Ana Mountains

Chino Groundwater BasinChino Groundwater Basin

Santa Ana River

Santa Ana River

Chino HillsChino Hills

•242 square miles242 square miles

•5-7 million acre-feet of storage5-7 million acre-feet of storage

•Adjudicated groundwater basin withAdjudicated groundwater basin with a safe yield of 145,000 af/yra safe yield of 145,000 af/yr

•Court requirement: Optimum Basin Court requirement: Optimum Basin Management Plan (OBMP)Management Plan (OBMP)

•Up to 700,000 af unused capacityUp to 700,000 af unused capacity

State WaterState Water

ColoradoColoradoRiverRiverWaterWater

PradoBasin


Recent Discharge time Recent Discharge time history plothistory plot

Storm Water Discharge Time History for the Santa Ana River Below Prado Dam

0

50,000

100,000

150,000

200,000

250,000

300,000

350,000

400,000

450,000

500,000

Annual Sto

rm W

ate

r D

isch

arg

e (

acr

e-f

t/yr

)

-30

-20

-10

0

10

20

30

40

50

60

70

Cum

ula

tive

Depart

ure

fro

m M

ean P

reci

pit

ati

on (

in/y

r)

Annual Storm Water Discharge

Cum Dep from Mean Precip





Chino Dairy Chino Dairy PreservePreserveUrban Run-off/Urban Run-off/Upstream FloodingUpstream Flooding

60

15 15

Santa Ana River

Santa Ana River

OrangOrangee

CountCountyy

1 Million Tons1 Million Tonsof Stockpiledof Stockpiled

ManureManure350,000 Cows350,000 Cows in a 50 square mile areain a 50 square mile area

PradoBasin

91

71

Salts & NutrientsSalts & Nutrients

Water SupplyWater Supply

Wildlife and wetlandsWildlife and wetlands


350,000 cows350,000 cows

$1 billion economy$1 billion economy

Wastes include 38,000 Wastes include 38,000 tons of salt per year that tons of salt per year that seep into the ground seep into the ground and riverand river

““Like an unsewered city Like an unsewered city of 3 million people…”of 3 million people…”

Air quality impacts = Air quality impacts = LAXLAX

Largest metropolitan Largest metropolitan “in-fill” site (50 square “in-fill” site (50 square miles) in Southern miles) in Southern CaliforniaCalifornia

350,000 cows350,000 cows

$1 billion economy$1 billion economy

Wastes include 38,000 Wastes include 38,000 tons of salt per year that tons of salt per year that seep into the ground seep into the ground and riverand river

““Like an unsewered city Like an unsewered city of 3 million people…”of 3 million people…”

Air quality impacts = Air quality impacts = LAXLAX

Largest metropolitan Largest metropolitan “in-fill” site (50 square “in-fill” site (50 square miles) in Southern miles) in Southern CaliforniaCalifornia

Chino Basin Concerns: Largest Concentration of Dairies in the World

Dairy FloodingDairy Flooding


4 to 6 Dairies contribute wash water to theSanta Ana River Interceptor Line

totoOCSDOCSD

SARI LineSARI Line

Chino Basin Initiative:Chino Basin Initiative: Pilot Wash Water ProjectsPilot Wash Water Projects

Dairy Wash Water WetlandDairy Wash Water Wetland

EnergyEnergy

DairiesDairies

Chino Basin Initiative: Chino Basin Initiative: Organics Management CentersOrganics Management Centers

Green & Food Green & Food ResidualsResiduals

BiosolidsBiosolids BiodigesterBiodigester

CompostCompostNutrientsNutrients

Air QualityAir Quality

ManureManure Wash WaterWash Water

ORGANICS MANAGEMENT ORGANICS MANAGEMENT STRATEGY and BUSINESS STRATEGY and BUSINESS

PLANPLAN Renewable Energy Program Goals:Renewable Energy Program Goals:

Produce 50 MW of clean, renewable power Produce 50 MW of clean, renewable power by 2006by 2006

100% self-generating for treatment plants 100% self-generating for treatment plants and office headquartersand office headquarters

Composting Program Goals:Composting Program Goals: Treat and reuse locally 100% of biosolids Treat and reuse locally 100% of biosolids Treat and reuse locally dairy manureTreat and reuse locally dairy manure


Water Quality -- Salinity Water Quality -- Salinity ManagementManagement

Desalinization / Water Treatment Desalinization / Water Treatment ResearchResearch

Water Quality -- Salinity Water Quality -- Salinity ManagementManagement

Desalinization / Water Treatment Desalinization / Water Treatment ResearchResearch

Regional Salinity ManagementRegional Salinity Management

Funding treatment technology to Funding treatment technology to remove salt remove salt

Blending strategies to make full Blending strategies to make full use of local suppliesuse of local supplies

Microfiltration

33 desalting plants built desalting plants built

3 more in design3 more in design



IEUA Headquarters and IEUA Headquarters and Chino Creek Park Master Chino Creek Park Master

PlanPlan

Gardens (drought tolerant, Gardens (drought tolerant, native species, recycled water)native species, recycled water)

Power TechnologiesPower Technologies Parking LotParking Lot Storm Water (100-yr capture, Storm Water (100-yr capture,

pollution reduction)pollution reduction) Building: Energy efficient and Building: Energy efficient and

Environmentally sound Environmentally sound (includes dual plumbing water (includes dual plumbing water efficient fixtures, energy efficient fixtures, energy efficient equipment)efficient equipment)

Recycled products throughout Recycled products throughout (tot lot, parking lot, gardens, (tot lot, parking lot, gardens, and building materials, such and building materials, such as tiles, carpet etc.)as tiles, carpet etc.)

Demonstration Areas


Managing Our WatershedsManaging Our Watersheds Santa Ana Watershed Project Santa Ana Watershed Project

AuthorityAuthority

Aerial View of Prado Aerial View of Prado WetlandsWetlands


Wildlife / Clean Water Wildlife / Clean Water InitiativesInitiatives

Least Bells VireoLeast Bells Vireo

Migrating WaterfowlMigrating Waterfowl

ArundoArundo

Santa Ana SuckerSanta Ana Sucker


RecycledRecycledWaterWater

SystemSystem

Euclid AveEuclid Ave

60Drainage Drainage InterceptInterceptSystemSystem

Drainage Drainage InterceptInterceptSystemSystem

OCWDConstructed

Wetlands

OCWDConstructed

Wetlands

On-SiteOn-SiteContainmentContainment

On-SiteOn-SiteContainmentContainment

FarmingFarmingFarmingFarming

Co-Composter &Co-Composter &“Safe Haven”“Safe Haven”

Manure StorageManure Storage

Co-Composter &Co-Composter &“Safe Haven”“Safe Haven”

Manure StorageManure StorageOrganics ManagementOrganics ManagementCenterCenter

BiodigesterBiodigesterBiodigesterBiodigester

GroundwaterGroundwaterDesaltingDesalting

SARI LineSARI Line(to OCSD)(to OCSD)

Agriculture / Open SpaceAgriculture / Open Spaceand Wildlife Habitatand Wildlife Habitat

AcquisitionAcquisition

Agriculture / Open SpaceAgriculture / Open Spaceand Wildlife Habitatand Wildlife Habitat

AcquisitionAcquisition

Dairy PilotDairy PilotSewer ProjectSewer Project

Dairy PilotDairy PilotSewer ProjectSewer Project

Chino Basin:Chino Basin: Transforming VisionTransforming Vision


CHINO BASINCHINO BASINWater Resources Capital Improvement ProgramWater Resources Capital Improvement Program

““270 Million in Capital Projects”270 Million in Capital Projects”

Chino I/II Desalters 25,000 AF/Y

Recycled Water 60 – 70,000 AF/Y

Conservation 25,000 AF/Y

Recharge Master Plan 23,000 AF/Y New Stormwater 20 – 40,000 AF/Y Recycled 80 - 120,000 AF/Y Imported

(wet year)

Conjunctive Use 100,000 AF, Phase I with

MWD 400,000 AF, Phase II


Projected Additional Water Projected Additional Water Import Demands for the Chino Import Demands for the Chino

BasinBasinWithout the OBMP Recharge PlanWithout the OBMP Recharge Plan

With the OBMP Recharge PlanWith the OBMP Recharge Plan

With the Recharge Plan in drought yearsWith the Recharge Plan in drought years

(AC - FT / YR)(AC - FT / YR)

YearYear

20002000 20102010 20152015 202020202005200500

10,00010,000

20,00020,000

30,00030,000

40,00040,000

50,00050,000

60,00060,000

70,00070,000

80,00080,000

The Santa Ana River Watershed Program

Documents

water imports

chino basin water supplies

santa ana watershedadditional

santa ana river watershedover

storm water conservation

wholesale water supplies

local resources

retail water agencies