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Published byBeatriz Statton Modified over 10 years ago
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August 25, 2011
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Regional Water Wholesaler to 6 counties 5,200 square miles 26 Member Agencies ~19 million residents Regional economy: $1 trillion Retail demand 2009: 4 million acre-feet Provided about ½ of retail demands
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Delta LA Aqueduct Colorado River Aqueduct Supplies State Water Project Supplies Sierra Mtns Local Groundwater and Recycling Conservation
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Heavy dependence on imported supply and SWP Diversions Emphasis on Conservation, Local Supplies, and Storage & Transfers
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Retail Demand
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New Local Supply & Conservation
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14x Increase in Capacity
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Actual Projected Regional Investments Thru 2010 Urban Conservation$ 44 Million Recycling & GW Recovery$1,240 Million Total$1,580 Million
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Regional Projects Urban Conservation-- Recycling64 GW Recovery21 Seawater Desalination3
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Colorado River Decade-long drought Growth in the lower basin Environmental
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200020012002200320042005 20072008200920102011 Cut to Basic Apportionment Lower Colorado River MSCP 1 MAF+
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Local Los Angeles Aqueduct Colorado River Aqueduct State Water Project
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San Andreas HaywardHayward CalaverasCalaveras GreenvilleGreenville Vaca-KirbyVaca-Kirby Rodgers Crk ConcordConcord MidlandMidland AntiochAntioch Bay-Delta Region Major Faults San Gregorio 27% 21% 10% 11% 3% 4% %
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2008 670,000 Acre-feet ~$201 million 2009 619,000 Acre-feet ~$186 million 2010 1,043,000 Acre-feet ~$313 million
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Co-Equal Goal 1 – Ecosystem Restoration Co-Equal Goal 2 – Water Supply Reliability Disaster ESA protection
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Ecosystem Restoration Target = Twice the size of Washington DC Restoration & Preservation Targets Tidal Marsh65 - 105,000 ac Seasonal Floodplain10,000 ac Riparian Habitat5,000 ac River Channel Margin20 mi TOTAL80 - 120,000 ac
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26 Sac River Predator Control Corbula amurensis (Overbite clam) Ammonia Ocean Conditions Invasive Species Egeria densa (Brazilian Waterweed) Invasive Species Egeria densa (Brazilian Waterweed)
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Sacramento SWP Pumps CVP Pumps Sac River Stockton SJ River
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Long-term operations permit Coverage for existing & future listed species Future regulatory obligation defined upfront
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East Canal ~ $8 billion * West Canal ~ $9 billion * Tunnel ~ $12.7 billion * * URS developed initial cost estimates; Second independent expert cost analysis from 5RMK Inc completed in Jan. 2010. *Includes 35% construction contingency on tunnel (25% on non-tunnel) and 18% for engineering/project management. Preliminary Subject to Revision
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2022202220232023202020202021202120102010201120112012201220132013201420142015201520162016201720172018201820192019 32 Preliminary Subject to Revision PreliminaryPreliminary Final Design Procure Equipment FinalFinal FinalFinal OperationalOperational Bio Op Public Draft Working Draft Public Draft Land Acquisition & Construction Near-Term Habitat Restoration Implementation Admin Draft – Apr 2012; Public Draft – May 2012; Final EIR/EIS – Dec 2012
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Source: Governors Delta Vision Report (Estimated total annual runoff 32.85 maf) Pacific Ocean 48% Upstream Consumptive Use 31% CVP-SWP Exports 17% In-Delta Consumptive Use 4%
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Source: Governors Delta Vision Report (Estimated total annual runoff 32.85 maf) Pacific Ocean 48% Upstream Consumptive Use 31% CVP-SWP Exports 17% Upstream Urban Use 2% MWD 4% In-Delta Consumptive Use 4%
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18-36 new desalination plants (1 MAF) Every 4-8 miles from LA to San Diego 600 MW gross power requirement Cost – $1,300 to $2,000 per acre-foot
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Affordability based on tunnel option $12.7 billion MWD share ~$3.4 billion (25 percent of total) 15,000 cfs capacity 1,560,000 acre-foot average SWP yield for Metropolitan
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MWD estimates Restored Delta – Incremental cost of tunnel not melded with overall SWP supply; includes $200/af energy costs $300 - 1,300/AF $500 - 800/AF* $960 - 2,000/AF $1,040 - 2,300/AF $1,600 - 2,000/AF
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* Capital Cost/AF = Total Capital Cost / Annual Deliveries
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* Per-Capita Cost = Total Capital Cost / Population Served
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Colorado River Aqueduct 19311931 $220 million bond$220 million bond Assessed Valuation: $2 billionAssessed Valuation: $2 billion Ratio: 10% Colorado River Aqueduct 19311931 $220 million bond$220 million bond Assessed Valuation: $2 billionAssessed Valuation: $2 billion Ratio: 10% State Water Project 19601960 $1.75 billion bond (MWD share ~50%)$1.75 billion bond (MWD share ~50%) Assessed Valuation: $6 billionAssessed Valuation: $6 billion Ratio: 6% State Water Project 19601960 $1.75 billion bond (MWD share ~50%)$1.75 billion bond (MWD share ~50%) Assessed Valuation: $6 billionAssessed Valuation: $6 billion Ratio: 6% Delta Solution $3.4 billion (assumed MWD share) Assessed Valuation: $2 trillion Ratio: 0.2% Delta Solution $3.4 billion (assumed MWD share) Assessed Valuation: $2 trillion Ratio: 0.2%
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Legislative/Congressional Support Regulatory assurances Sound science & adaptive management Effective governance structure Local benefits
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For myself I am an optimist – it does not seem to be much use being anything else. - Winston Churchill If youre going through hell, keep going. - Winston Churchill
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