MODERNIZING THE SYSTEM: WATERFIX – PROJECT IMPLEMENTATION

YOLO COUNTY Clarksburg Overview INTAKE 2 !! N REACH 1 INTAKE 3

Merritt  Hood INTAKE 5 Island About 30 percent of the water that is used by Southern California homes !! REACH 2 and businesses flows through the Sacramento-San Joaquin Delta. Courtland Netherlands REACH 3 SACRAMENTO COUNTY 99 Sutter Pearson OP Island But aging infrastructure and the declining health of the Delta ecosystem h District g u !! o l !! S ! !

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threaten the reliable delivery of water supplies to Southern California a

Hastings INTERMEDIATEo Tract b FOREBAYm and much of the state. a te S Locke Walnut Grove SOLANO COUNTY Ryer California WaterFix will improve the state’s water transportation Island Grand 160 Island New Hope REACH 4 Tract REACH 4 infrastructure by constructing new, state-of-the art facilities that can WEST TUNNEL EAST TUNNEL secure more reliable water supplies, improve water quality, respond to r ve Canal Ri g h Ranch to u climate change risks and improve Delta ecosystem conditions. n lo e S m a a n r a a c i S g Tyler r Brack 5 o Island e Tract In April 2018, Metropolitan made a historic decision to invest $10.8 billion, G !!!! Brannan- Staten nearly 65 percent of the project cost, to allow for the construction of the 12 Island REACH 5 TeREACHrminous 5 WEST TUNNEL EASTTract TUNNEL full California WaterFix project to modernize the state’s water system as Terminous Twitchell Island Joaquin n Ri !! originally proposed and studied. Sa ver !!

Webb Tract Venice Island Empire King Tract Island Sherman Island

REACHJer s6ey Bethel REACH 6 SAN WEST TUNNELTract Island EAST TUNNEL JOAQUIN COUNTY McDonald Project Benefits Tract Holland Hotchkiss Wright-Elmwood Tract Tract Bacon Tract Island

!!!! Metropolitan’s investment in California WaterFix will help modernize Palm Orwood Jones the state’s water system and provide significant benefits to Southern Tract

Veale California including: Tract Discovery Bay Roberts REACH 7 Island REACH 7 WEST TUNNEL EAST TUNNEL

Victoria Island er M iv id d le R CONTRA Byron Tract Union COSTA Island COUNTY

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e v SEISMIC PROTECT CLIMATE i R ALAMEASTEDA PUMPING PLANT WEST PUMPING PLANT ld RESILIENCY FISH ADAPTATION O COUNTY CLIFTON COURT FOREBAYFabian MODIFICATION Tract OPERABLE GATE

MAP LEGEND Clifton Court Operable Tunnel Shaft WATER RESTORE IMPROVED Forebay Gate NATURAL FLOW WATER Reusable Tunnel RELIABILITY Material Area Intake County Lines PATTERNS QUALITY Existing CVP and Tunnel Route SWP pumps Investing in Reliability

The estimated total cost for construction of California WaterFix is about $17 billion.

Metropolitan will be the primary investor in the project to modernize the state’s aging water delivery system. This investment is necessary to prevent a far more expensive, disruptive water future that would result if the ability to rely on this Estimated average supply is lost due to climate change and other natural risks. household cost of California WaterFix within It is expected that Metropolitan would recoup some of its investment by selling or leasing capacity in the tunnels to allow water deliveries or exchanges for other parties, the MWD Service Area including Central Valley agricultural water users. UP TO In addition to protecting access to imported water supplies from Northern California and the Colorado River, and storing surplus water in reservoirs and groundwater $ basins for future use, Metropolitan will continue to invest in conservation and 4.80 increased development of local supplies. This portfolio of local projects includes PER MONTH recycling, groundwater cleanup, stormwater capture and desalination — all important Assumes 4% interest rate, based on components for future water supply reliability in Southern California. 6.2 million households and residential sector paying 70 percent of costs. The COSTS FULL PROJECT per household cost will vary depend- ing on retail agencies’ rate decisions. Metropolitan Share 64.6%

Metropolitan Capital Cost UP TO $10.8 BILLION

UP TO 2.2% Overall Metropolitan Rate Impact (ANNUAL INCREASE OVER 15 YEARS) ”Staging its construction may

Household Cost* UP TO $4.80/MONTH seem plausible, but it will

* Estimated average household cost in MWD service area. Assumes 4% interest rate based on actually risk serious delay 6.2 million households and residential sector paying 70 percent of costs. The per household in permitting and jeopardize cost will vary depending on retail agencies’ rate decisions. the entire project. Overall costs would, of course, rise. Next Steps That is why I urge the Board to support the full project - Metropolitan will proceed with steps to finance and fund up to a 64.6% share of the without delay.“ full facility, form the Joint Powers Authorities (JPAs) for the financing, design and construction of the project, negotiate water transfer agreements, and appropriate Excerpt from letter sent by funding for the study, review, planning and other preconstruction capital costs. Gov. Jerry Brown to Metropolitan’s Board of Directors April 9, 2018

The state will finalize work on the remaining permits and complete a supplemental environmental review.

State and federal agencies will continue negotiations with CVP contractors to increase their level of investment in the full 9,000-cfs twin tunnel project.

ABOUT METROPOLITAN OUR MISSION The Metropolitan Water District of Southern California is a state-established The mission of the Metropolitan Water District of Southern cooperative of 26 member agencies – cities and public water agencies – California is to provide its service area with adequate and that serve nearly 19 million people in six counties. Metropolitan imports reliable supplies of high-quality water to meet present water from the Colorado River and Northern California to supplement local and future needs in an environmentally and economically supplies and helps its members develop increased water conservation, responsible way. recycling, storage and other resource management programs.

4/24/18 @mwdh2o www.mwdh2o.com