Download - 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
2
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
3
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
4
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
5
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
S l
Regulatory Pumping Restrictions
Salmon
Delta Smelt
Longfin Smelt
6
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
7
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
8
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
10
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
11
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)
12
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
13
2010 Water Bond Fund Categories and San Diego County’s 2020 Supply DiversificationSan Diego County s 2020 Supply Diversification
14
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
15
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
16
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
17
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
18
QuestionsQuestionsQuestionsQuestions
San Diego County Water AuthoritySan Diego County Water Authority Speakers Bureau Requests & Information
[email protected](858) 522-6708(858) 522 6708
19