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Securing California’s Water Future. Jeff Kightlinger Construction Management Association of America June 5, 2014. Metropolitan Water District. Regional water wholesaler 26 Member Agencies 6 counties Serving approximately 19 million residents 5,200 square mile service area
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Securing California’s Water Future Jeff Kightlinger Construction Management Association of America June 5, 2014
Metropolitan Water District • Regional water wholesaler • 26 Member Agencies • 6 counties • Serving approximately19 million residents • 5,200 square mile service area • $1 trillion economy
Metropolitan’s Service Area Diverse Water Supplies • Southern California Water Portfolio • 25% Colorado River • 30% State Water Project (through the Delta) • 45% Local Supplies • Los Angeles Aqueduct • Conservation • Groundwater • Recycling • Desalination Bay-Delta Los Angeles Aqueduct State Water Project Conservation,Local Groundwater and Recycling Colorado River Aqueduct
Water Supply Conditions Northern 39% May 11, 2014 Upper Colorado Basin 112% 52% Oroville 46% San Luis 42% 70% Lake Mead Diamond Valley
California relies on water that flows through the Delta Bay Area – 33% Central Valley – 23 to 90% Some regions 100% dependent Metropolitan – 30% 6
Delta: Hub of California’s Water Supply • 25 million Californians • Irrigation for much of the produce grown domestically • 57 Islands and Tracts • 700 miles of sloughs and channels • Unique manmade topography threatened • Seismic • Sea-level rise • Subsidence
Water Flowing from the Delta Watershed • Upstream Consumptive Use • Residential • Commercial • Agriculture • Industrial • Institutional In-Delta Consumptive Use4% Metropolitan 4% Delta Exports17% UpstreamConsumptive Use31% Pacific Ocean48% • Delta Exports • Central Valley Project • State Water Project Source: Delta Vision Report -Estimated total annual runoff 32.85 maf (2007) 9
Key Delta Risks Fishery Declines Delta smelt Seismic RiskBay Area Faults Sea Level Rise Subsidence
Bay-Delta Conservation Plan • CONVEYANCE • Three intakes/pumping plants • State-of-the-art fish screens • Forebay temporarily stores water pumped from river • Two gravity flow tunnels (30 miles long; 9,000 cfs) Sac River Sacramento Sacramento Sac River North Diversion Stockton • REDUCING ENVIRONMENTAL STRESSORS • Toxic pollutants • Invasive species • Predator control • Illegal poaching • Hatchery practices Stockton • ECOSYSTEM RESTORATION • 56 species • ~150,000 acres SJ River SJ River SWP Pumps SWP Pumps CVP Pumps CVP Pumps South Diversion 12 12 Preliminary Subject to Preliminary Subject to Revision
Bay Delta Conservation Plan • Users pay for new conveyance facility & mitigation • Beneficiaries pay for habitat conservation & statewide benefits • $5 - 6/month per household for Southern Californians Metropolitan’s share is approximately 25 percent Estimated costs from BDCP Pubic Draft Chapter 8 (Dec 2013) in undiscounted 2012 dollars.
Statewide Economic Report—Costs/Benefits of BDCP • $5 billion in overall net benefits • 177,000 construction and habitat restoration jobs created • $84 billion in statewide business activity over 50-year life • Avoidance of water shortages that could cost over 1 million jobs
Semitropic Kern Delta Arvin-Edison Mojave W.A. San Bernardino Valley Coachella Valley Palo Verde Imperial Regional Investment Portfolio Groundwater Banking & Water Mgmt. Programs Local(FY 2012-13) Conservation: 906,000 af/yr Recycling: 178,000 af/yr GW Recovery: 55,000 af/yr 15 15
Metropolitan's Storage Capacity Additional Lake Mead Lake Mead Demo Mojave Demo & Additional Prop. 13 Mojave Amendment Kern Delta Prop. 13 Programs Diamond Valley Lake Castaic & Perris Arvin Edison Semitropic Desert / Coachella Lake Mathews& Lake Skinner 16
System Reliability Water Supply System Capacity Emergency Response Infrastructure Reliability System Flexibility 17
CRA and Dist. System Expansion Colorado River Aqueduct The Metropolitan Water District of Southern CaliforniaAnnual Capital Expenditures (adjusted to 2011) $ Million
Diamond Valley Lake, Inland Feeder, Skinner Expansion, San Diego Pipeline 6, Ozone Retrofit State Water Project The Metropolitan Water District of Southern CaliforniaAnnual Capital Expenditures (adjusted to 2011) $ Million
Infrastructure Reliability The Metropolitan Water District of Southern CaliforniaAnnual Capital Expenditures (adjusted to 2011) $ Million
Intake Pump Plant Intake Pump Plant 21
Intake Pump Plant CRA Reliability 5–Year Estimate - $136 Million Intake Pump Plant 22
Metropolitan Distribution System 830 miles of pipeline and tunnel 242 miles of aqueduct 5 major treatment plants 7 pumping plants Older than 50 yrs – Mills 1978 Skinner 1976 Jensen 1972 Weymouth 1941 Diemer 1963 23
Metropolitan Distribution System 830 miles of pipeline and tunnel 242 miles of aqueduct 5 major treatment plants 7 pumping plants Older than 50 yrs – Mills 1978 Skinner 1976 Jensen 1972 Weymouth 1941 Diemer 1963 Distribution System Reliability 5 – Year Estimate - $261 Million Prestressed Concrete Cylinder Pipe 5-Year Estimate - $109 Million 24
Treatment Plant Reliability 5–Year Estimate - $410 Million Weymouth Water Treatment Plant
Supervisory Control and Data Acquisition System Replacement(SCADA) 27
Supervisory Control and Data Acquisition System Replacement(SCADA) SCADA System Replacement 5–Year Estimate - $52 Million 28
California’s Bay Delta Jeff Kightlinger (213) 217-6211 Jkightlinger@mwdh2o.com