.

The Pr ice of Aging In f rast ructure on the Envi ronment

Jennifer Pierre, General Manager, State Water Contractors

T U E S D A Y, A P R I L 2 4 , 2 0 1 8

B E S T B E S T & K R I E G E R L L P

State Water Project

• 34 STORAGE FACILITIES, RESERVOIRS AND LAKES

• 20 PUMPING PLANTS• 4 PUMPING-GENERATING PLANTS• 5 HYDROELECTRIC POWER PLANTS• 701 MILES OF OPEN CANALS AND

PIPELINES• CONSTRUCTION BEGAN IN THE 1960S

Oroville Facilities

State Water Project Delta Facilities

NORTH BAY AQUEDUCT

BANKS PUMPING PLANT

CLIFTON COURT FOREBAY

SUISUN MARSH DUCK CLUB MANAGEMENT

State Water Project Contractors

• DWR holds the water rights for Public Water Agencies and operates the SWP

• 29 PWAs contract for water supply from Plumas County to the Mexican border

• DWR administers the contracts for the public’s benefit

• SWP contractors pay the capital and O&M costs of the SWP

Water Delivery

• 25 million people• 750,000 ac of farmland• Silicon Valley• San Joaquin Valley• Southern California • Napa, Solano, Yuba City

State Water Contractors

Salt/Fresh Water Interaction

Flood Tide

Ebb Tide

Infrastructure• Oroville Spillway

Remediation/Improvement

• SWP Seismic Vulnerability Studies

• Asset Management

California WaterFix

Main Tunnels

North Tunnels

IntermediateForebay

Clifton CourtPumping Plant

IntakesIntakesIntakes

Sacramento

Stockton

Head of Old River Gate

SWP PumpsCVP Pumps

Reverse Flow Analysis

13

Reverse Flows

Downstream Flows

Reverse Flow January thru June average

Existing Average -2,172 cfs 9,000 cfs WaterFix +53 cfs

Preliminary analysis - subject to revision