Metropolitan Water District. May 16, 2016

Transcription

1 Metropolitan Water District May 16, 2016

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3 Regional water wholesaler 26 Member Agencies 6 Counties Serving more than 19 million residents 5,200 square mile service area Total retail water use ~4 MAF

4 Sierra Mountains Los Angeles Aqueduct Bay Delta State Water Project Supplies Local Groundwater, Recycling & Seawater Desalination Colorado River Aqueduct Supplies Conservation

5 Invest in a diversified supply mix Stabilize imported supplies Meet new demands with local resources and conservation Imported Supplies Transfers/ Exchanges Storage Conservation Recycling Groundwater Recovery

6 Thousand Acre-Feet 1, x Increase in Savings

7 Chino Basin Desalters Groundwater Replenishment System Local Resource Number of Existing Projects Est Yield (Acre-Feet) Recycled Water ,000 Groundwater Recovery ,000 Seawater Desalination 1 52,000 Carlsbad Desalination Project

8 Local Storage Diamond Valley Lake Mathews Lake Skinner Conjunctive Use Groundwater DWR State Project Reservoirs Central Valley/SWP Storage San Luis Carryover Semitropic Arvin-Edison Kern Delta Mojave CRA Storage DWCV Advance Delivery Lake Mead ICS

9 Million Acre-Feet x Increase in Capacity

10 State Water Project Transactions SWC Buyers Group, Yuba Accord, Drought Bank, etc. Colorado River Transactions Short-term CAWCD Demonstration Program Drop 2 Reservoir PVID Emergency Land Fallowing Program Long-term IID-MWD Conservation Program PVID-MWD Water Supply Program Lower Colorado River Water Supply Project SNWA Transfers and Exchanges

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12 Percent of area in each drought category 100% State of Emergency SWRCB MWD Emergency Water Supply Cons. Alert Regs. SWRCB Water Use Restrictions Mandatory Water Reductions 75% 50% 25% 0% Oct-11 Oct-12 Oct-13 Oct-14 Exceptional Drought Extreme Drought Severe Drought Moderate Drought Abnormally Dry Nothing

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15 Million Acre-Feet End of Year Balances MAF in 3 Years Emergency Storage Dry-Year Storage

16 Recognize Imported Water Need Recognize Resource Development Limit Regional Economic Impact

17 Incentive Based WSAP is Needs Based Rights Based

18 Wholesale Minimum Allocation Ensures a minimum level of Metropolitan water to each member agency Retail Impact Adjustment Allocation Ensures that agencies with a high dependence on Metropolitan do not have disparate shortages Credits and adjustments Growth Conservation Hardening

19 Regional Shortage Level Wholesale Minimum Percentage Max. Retail Impact Adjustment Percentage % 2.5% % 5.0% % 7.5% % 10.0% % 12.5% % 15.0% % 17.5% % 20.0% % 22.5% % 25.0%

20 GPCD Floor 100 GPCD Total 55 GPCD Residential Qualifying Income-Based Allocation Surcharge Adjustment Groundwater Replenishment Allocation Seawater Barrier Allocation

21 Water Use Allocation Surcharge 100% of Allocation $0 Between 100% & 115% $1,480 Greater than 115% $2,960 Based on Turf Removal costs $2/sq.ft program = $1,480 $4/sq.ft program = $2,960 Allocation Surcharge is in addition to water rate Treated Tier 1/Tier 2 = $923 / $1,055 20

22 Million Acre-Feet Current Trend Demand (includes Losses) 0.59 T/E Table A Dry Year Storage WSAP Allocation CRA Base Supply % SWP Allocation

23 Million Acre-Feet WSAP Level 3 Current Trend Demand (includes Losses) Demand Reduction Dry Year Storage 0.59 WSAP Allocation 0.33 Storage T/E Table A CRA Base Supply % SWP Allocation

24 15% Reduction in Member Agency Deliveries Conservation Budget Increased to: $ 450 M Largest Conservation Program in the Nation

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26 Governor s Statewide Mandate: 25% Service Area Requirement: 22%

27 All Member Agencies Baseline 5% 0% WSAP Level 3 Target May April 2016 Delivery 1.7 MAF -5% -10% -15% -20% -25% Apr-15 May-15 Jun-15 Jul-15 Aug-15 Sep-15 Oct-15 Nov-15 Dec-15 Jan-16 Feb-16 Mar-16 Apr-16-30% End of 12-Month Period

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29 Precipitation (in.) 8-Station Precipitation % Allocation 15% Allocation 30% Allocation 45% Allocation 60% Allocation SWP Table A Supply: 1.15 MAF Last Year Wettest Median Driest 0 Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep WP&S Committee Item 8-5 / Page 4 May 9, 2016

30 Million Acre-Feet Shasta Lake San Luis Reservoir Lake Oroville Sacramento Res. Capacity: 3.5 MAF Flood Boundary Current Last Water Year Reservoir Encroached 2016 Projection Higher Initial 2017 SWP Allocation Anticipated 2.5 MAF 2.0 MAF 1.0 MAF 0.0 WP&S Committee Item 8-5 / Page 9 May 9, 2016

31 Million Acre-Feet Without WSAP enforcement EOY Storage: 1.1 MAF 0.04 T/E 1.9 EOY Storage: 1.3 MAF 0.04 T/E 1.8 EOY Storage: 1.5 MAF 0.04 T/E SWP 1.15 SWP 1.15 SWP CRA 0.96 CRA 1.06 CRA 0.0 Low Storage Current Trend High Storage

32 Million Acre-Feet End of Year Balances Emergency Storage Dry-Year Storage

33 BASELINE Water Use Efficiency CONDITION 1 Water Supply Watch CONDITION 2 Water Supply Alert CONDITION 3 Water Supply Allocation Ongoing conservation, recycling, and outreach to build storage Local agency voluntary dry-year conservation measures and use of regional storage reserves Regional call for conservation through drought ordinances and other measures to mitigate use of storage Implement Water Supply Allocation Plan: Level:

34 BASELINE Water Use Efficiency CONDITION 1 Water Supply Watch CONDITION 2 Water Supply Alert Ongoing conservation, recycling, and outreach to build storage Local agency voluntary dry-year conservation measures and use of regional storage reserves Regional call for conservation through drought ordinances and other measures to mitigate use of storage CONDITION 3 Water Supply Allocation Implement Water Supply Allocation Plan: Level: WP&S Committee Item 8-5 / Page 12 May 9, 2016

35 Shasta Lake San Luis Reservoir Lake Oroville Sacramento SWRCB scheduled to adopt supply-based emergency conservation regulations Wednesday East Bay Municipal Utility District has lifted their WSAP equivalent

36 Conservation Pursue savings in outdoor water use (MWELO equivalent) Continue device-based approaches in support of target Ensure consistency with 20x2020 goals Local Resources Ensure that total local supply production target of 2.43 MAF in 2040 is reached Recognize risks and potentially develop additional supplies State Water Project Manage flow and export regulations through collaborative science-based approaches Pursue a long-term Delta solution through WaterFix/EcoRestore Colorado River Aqueduct Develop sufficient programs to ensure 900 TAF of diversions Maintain flexible programs to ensure access to 1.2 MAF of diversions in dry-years

37 Million Acre-Feet/Million People Metropolitan Service Area Population Calendar Year * Metropolitan s investments in local resource and conservation incentives through 2015/16

38 Million Acre-Feet/Million People Metropolitan Service Area Population Retail Demands Conservation $802 M* GW Recovery & Recycled Water $542 M* Calendar Year * Metropolitan s investments in local resource and conservation incentives through 2015/16

39 MAF Historical Runoff multi-year droughts in the last 100 years

40 California has been in a prolonged, severe drought Planning, investments, and careful management has prepared the region for the impact of drought Serious actions were required in 2015 to manage water supplies and prepare for 2016 Storage will continue to be key in managing in the coming years supported by continuing investments through the IRP

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