Southern California Water Dialogue July 28, 2010 The Colorado River: Helping Metropolitan
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Transcript of Southern California Water Dialogue July 28, 2010 The Colorado River: Helping Metropolitan
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July 28, 2010So. Cal. Water Dialogue
Southern California Water Dialogue
July 28, 2010
The Colorado River: Helping MetropolitanNavigate Through a Water Supply Crisis
Bill HasencampManager, Colorado River Resources
Metropolitan Water District of Southern California
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Urban Southern California’sUrban Southern California’sWater Supply (w/capacity)Water Supply (w/capacity)LAKELAKE
SHASTASHASTA
LAKELAKEOROVILLEOROVILLE
Bay-DeltaBay-Delta
STATE WATER STATE WATER PROJECTPROJECT(2.0 MAF)(2.0 MAF)
LOS ANGELESLOS ANGELESAQUEDUCTSAQUEDUCTS
(0.5 MAF)(0.5 MAF)
COLORADO RIVERCOLORADO RIVERAQUEDUCTAQUEDUCT(1.25 MAF)(1.25 MAF)
METROPOLITAN WATER METROPOLITAN WATER DISTRICT SERVICE AREADISTRICT SERVICE AREA
LOCALLOCAL2.0 MAF2.0 MAF
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July 28, 2010So. Cal. Water Dialogue
Overview of PresentationOverview of Presentation
MWD’s Evolving View of Colorado RiverMWD’s Evolving View of Colorado River• 1940s – 2002: The Boom Years1940s – 2002: The Boom Years• 2003 – 2007: The Hard Landing 2003 – 2007: The Hard Landing • 2008 – 2010: Responding to Crisis2008 – 2010: Responding to Crisis
Current Challenges Facing the RiverCurrent Challenges Facing the River
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July 28, 2010So. Cal. Water Dialogue
1940s – 2002: “The Boom Years”1940s – 2002: “The Boom Years”
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July 28, 2010So. Cal. Water Dialogue
Colorado River Apportionments Colorado River Apportionments (Million acre-feet)(Million acre-feet)
Apportionments
Deliveries in 1990s
Mexico
Upper Basin States
Lower Basin States
1.71
2.8
.3
1.04
3.86
4.4
.84
1.5
.05
.39
.80
2.4
.2
5.1
.49
1.8
2.5
.02
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
0
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Mil
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cre-
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MWD
Cal Ag
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MWD
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California’s 7-Party AgreementCalifornia’s 7-Party AgreementFor Colorado River WaterFor Colorado River Water
4.4 CA Apport.CA Apport.CA Apport.CA Apport.
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July 28, 2010So. Cal. Water Dialogue
California’s Plan to ReduceCalifornia’s Plan to ReduceColorado River Use Colorado River Use
Reduce Agricultural DemandReduce Agricultural Demand– Fund Water Conservation ProgramsFund Water Conservation Programs– Land Fallowing ProgramsLand Fallowing Programs
Keep Colorado River Aqueduct FullKeep Colorado River Aqueduct Full– Full Surplus when Lake Mead > 1145’ (62% of cap.)Full Surplus when Lake Mead > 1145’ (62% of cap.)
Plan Allows “Boom Years” to ContinuePlan Allows “Boom Years” to Continue
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July 28, 2010So. Cal. Water Dialogue
Colorado River Aqueduct Supplies
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
2000 2005 2010 2015 2020 2025 2030
Year
maf
Basic
IID-MWD Conservation
IID-SDCWA Transfer
All-American Canal
SurplusStorage and Conjunctive Use
Surplus When Available
Coachella Canal LiningPVID Program
LCWSP
Other Programs
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July 28, 2010So. Cal. Water Dialogue
2003 – 2007: “The Hard Landing”2003 – 2007: “The Hard Landing”
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
Overnight Water Supply CrashOvernight Water Supply Crash
Cutback Began Jan. 1, 2003Cutback Began Jan. 1, 2003
2002 Available Supply:2002 Available Supply:– 1,250,000 Acre-feet1,250,000 Acre-feet
Initial Approved Supply 2003:Initial Approved Supply 2003:– 513,000 Acre-feet513,000 Acre-feet
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July 28, 2010So. Cal. Water Dialogue
Diverse Supplies Help MWD Diverse Supplies Help MWD Manage CRA CutbackManage CRA Cutback
Storage and TransfersStorage and Transfers
CRACRA SWPSWP
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July 28, 2010So. Cal. Water Dialogue 14
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July 28, 2010So. Cal. Water Dialogue
Delta Delta SmeltSmelt
May 5, 2006
Sacramento River Winter-Run Salmon
May 5, 2006
Sacramento River Winter-Run Salmon
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July 28, 2010So. Cal. Water Dialogue
Before 2005 Current Restrictions
6.4 million AF
Recent Regulatory RestrictionsRecent Regulatory RestrictionsCausing Supply Cutbacks to State/Fed Causing Supply Cutbacks to State/Fed
ContractorsContractors
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July 28, 2010So. Cal. Water Dialogue
Southern Nevada
Water Agency
Arizona Groundwater
Storage Program
Yuma Desalting
Plant
DesertWater Agency
Coachella ValleyWater District
Palo Verde
I.D.
Responding to Crisis: New Partnerships
AAC Lining
IID Conservation
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
2010 Colorado River2010 Colorado River Aqueduct SuppliesAqueduct Supplies
2010 Colorado River2010 Colorado River Aqueduct SuppliesAqueduct Supplies
MWD Basic Apportionment
IID-SDCWA Transfer All American & Coachella Canal Lining
PVID Fallowing Program
IID-MWD Conservation
Drop 2 Reservoir/YDPArizona Stored Water
Nevada Exchange
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July 28, 2010So. Cal. Water Dialogue
Challenges Facing Colorado RiverChallenges Facing Colorado River
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
QSA LawsuitQSA Lawsuit
CA judge CA judge invalidated QSAinvalidated QSA
Transfers will Transfers will continue through continue through appeals processappeals process
Federal officials to Federal officials to honor federal honor federal agreementsagreements
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July 28, 2010So. Cal. Water Dialogue
Salton Sea at Center of QSA LawsuitSalton Sea at Center of QSA Lawsuit
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July 28, 2010So. Cal. Water Dialogue
Salton Sea Restoration/MitigationSalton Sea Restoration/Mitigation
Salton Sea becoming Salton Sea becoming too salty for fishtoo salty for fish
DWR’s preferred DWR’s preferred restoration alternativerestoration alternative– $ 9 Billon$ 9 Billon– $200 million/yr$200 million/yr
QSA addressed QSA addressed mitigating transfer mitigating transfer impactsimpacts
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July 28, 2010So. Cal. Water Dialogue
Binational Agreement on ShortagesBinational Agreement on Shortages
2007 Guidelines for shortages only applied to 2007 Guidelines for shortages only applied to United StatesUnited States
Shortages to Mexico to be determined laterShortages to Mexico to be determined later Reclamation and States developing Reclamation and States developing
comprehensive binational proposalcomprehensive binational proposal
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July 28, 2010So. Cal. Water Dialogue
Crisis in Mexico: April 5, 2010Crisis in Mexico: April 5, 2010
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
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July 28, 2010So. Cal. Water Dialogue
Mexico and U.S. Discussing Short-term Mexico and U.S. Discussing Short-term AgreementAgreement
May allow Mexico to store water in U.S. May allow Mexico to store water in U.S. ReservoirsReservoirs
May allow Mexico to sell water to U.S. to May allow Mexico to sell water to U.S. to fund infrastructure repairfund infrastructure repair
May allow partnerships for new water May allow partnerships for new water management programsmanagement programs
Attempting to reach agreement in next 90 Attempting to reach agreement in next 90 daysdays
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July 28, 2010So. Cal. Water Dialogue
SummarySummary
CA has adapted to living with less water in a CA has adapted to living with less water in a way to meet the state’s needsway to meet the state’s needs
Several challenges continue:Several challenges continue:– DroughtDrought– Climate ChangeClimate Change– Binational IssuesBinational Issues
States have a track record of working States have a track record of working successfully together to confront issuessuccessfully together to confront issues
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July 28, 2010So. Cal. Water Dialogue
Bill HasencampBill Hasencamp213-217- 6520213-217- 6520
[email protected]@mwdh2o.com