water supply update 4/2010

San Diego County W t S lWater Supply 2010 Update

Rancho Bernardo Community CouncilApril 22, 2010

Water Authority Background

Wholesale water agency g ycreated by State Legislature in 1944

24 membe agencies24 member agencies36-member board of directorsServes 3.2 million people and Se es 3 o peop e a dregion’s $174 billion economy

Service area920,000 acres97% of county’s population

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Sources of San Diego County’s Water Supply

LAKELAKESHASTA

LAKEOROVILLE

San Diego County imports ~80% of its water supply

State Water Project(Bay-Delta)

30%

water supply

30%Colorado River

50%

Local Supplies and Conservation

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and Conservation 20%

Region in Water Shortage Allocation

Level 2 Drought AlertLevel 2 Drought Alert8% savings target through June 2010

Monitoring conditionsMonitoring conditionsCurrent State Water Project allocation only 20%Final allocation likely 35-45%Final allocation likely 35 45%

Shortage into 2011 Local allocations for FY 2011 to be determined in Maybe determined in MayMWD has extended their allocations through June 2010

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Challenges to Our Water Supplyg pp y

Regulatory restrictionsg yFish protections limit State Water Project deliveries

Longfin Smelt

Lingering effects of 2007-2009 drought Delta Smelt

g

El Niño does not solve shortage

Restrictions mean more Chinook SalmonRestrictions mean more losses in wet years

Climate change Central Valley Steelhead

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gGreen Sturgeon

How Restrictions Limit Deliveries from the Bay Deltathe Bay-Delta

Regulatory Pumping RestrictionsJAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC

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Regulatory Pumping Restrictions

Salmon

Delta Smelt

Longfin Smelt

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Local Precipitation July 1 2009 April 21 2010*July 1, 2009 – April 21, 2010*

StationActual Inches

Normal Inches

Percent Normal

Lindbergh Field 10.39 10.38 100

Ramona Airport 16.74 15.76 106

L k  H h * 8 8

*Lake Henshaw is reported through March 31  2010

Lake Henshaw* 29.89 25.30 118

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Lake Henshaw is reported through March 31, 2010

Region Succeeding in Saving Water

July – March Urban Water UseAcre-feet

14%16% below441 600

400,000

14% below ’08-’09

below ‘07-’08

441,600

430,400

350,000368,900

300,000 2009/102008/092007/08

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San Diego County $174

1991 vs. 20103.2

578581

2.5 $65

Water use w/Ag (thousand acre-feet) Population (millions)

1991 2010

g ( ) Population (millions)

Gross Domestic Product (billions)

9GDP Source: National University System Institute for Policy Research

Future Supply Diversification Goalspp y

2010 20201991

95%

6%

7%

6%

10%

11%

5%

10%

16% 2%2%

3% 4%

10%

29%

6%

9%

10% 10%

Metropolitan Water District Seawater Desalination53%

22%

Imperial Irrigation District Transfer

All American & Coachella Canal Lining

Conservation

Local Surface Water

Recycled Water

Groundwater

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Conservation Groundwater

Dry-Year Water Transfers

Bay-Delta RisksBay Delta Risks

Fishery declinesSeismic riskLevee failure could interrupt supply for up to 2 years at a cost of $40 billion$Subsidence of farmlandSea level rise

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2009 Bay-Delta LegislationNovember 2009: Legislature passes comprehensive package of bills to

2009 Bay Delta Legislation

p p gaddress Bay-Delta problems

Policy bills – established co-equal goals of water supply reliability and ecosystem pp y y yrestoration

Delta governance (SBX 7 1)

Water conservation (SBX 7 7)Water conservation (SBX 7 7)

Groundwater monitoring (SBX 7 6)

Illegal water diversions from the Delta (SBX 7 8)(SBX 7 8)

Financing:

$11.14 billion water bond (SBX 7 2)

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2010 Water Bond Highlights for San Diego

$227 million in dedicated

2010 Water Bond Highlights for San Diego

funding$100 million for San Vicente Dam Raise Project$87 million in funding for local supply reliability projects$40 million in funding for local

t h d j twatershed projects

Competitive grants for:Drought relief projectsConservation, recycling, desalinationEnvironmental protection and restorationWater Bond includes $100 million for

San Vicente Dam Raise projectClimate change adaptation

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2010 Water Bond Fund Categories and San Diego County’s 2020 Supply DiversificationSan Diego County s 2020 Supply Diversification

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The Impact on RatesThe Impact on Rates

$ $$ $$$ $$$$$ $$ $$$ $$$$Colorado River State Water Spot Water Loss of Sales

Water ProjectpTransfers (Shortage)

<2003 2003-2007 2008> Now

Supply challenges make securing water more expensiveShift to more-expensive supplies is driving up the cost of water from MWD, the Water Authority’s largest supplierWater Authority passes increased costs to member agenciesMember (retail) agencies pass costs to ratepayers

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Member (retail) agencies pass costs to ratepayers

Rate Increase ScheduleRate Increase Schedule

MWD 21% rate increase effective Sept 2009MWD 21% rate increase effective Sept. 2009Water Authority passed on 18.1% increase

MWD h d i ff ti J 2011MWD has approved increases effective Jan. 2011 and Jan. 2012

2011 estimated impact to Water Authority is 12% increase2011 estimated impact to Water Authority is 12% increase

Public hearing in June to discuss Water Authority ratesrates

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Update on QSA Litigation

January Superior Court ruling invalidated 13 agreementsI l d IID t f d l li i tIncludes IID transfer and canal-lining agreements

Ruling based on single sentence in one agreementFound state’s obligation to fund Salton Sea mitigation unconstitutional

Water Authority, other agencies have appealedWater continues to flowWater continues to flow

Temporary stay on ruling in place

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Challenges Will ContinueC a e ges Co t ue

Achieving Delta fixes thatAchieving Delta fixes that restore reliability

Resolving Quantification g QSettlement Agreement disputes

Mitigating impacts of climate change

Creating new water ethic Delta waterways

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QuestionsQuestionsQuestionsQuestions

San Diego County Water AuthoritySan Diego County Water Authority Speakers Bureau Requests & Information

speakersbureau@sdcwa.org(858) 522-6708(858) 522 6708

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