California Water Project

California Water Project
Name	California Water Project
Location	California
Status	Active
Began	1960s
Operator	California Department of Water Resources
Type	Water management and transport

Contents

California Water Project

The California Water Project is a statewide water transport and storage system designed to move surface water across California to serve urban, agricultural, and environmental uses. It integrates reservoirs, aqueducts, pumping plants, and regulatory frameworks to deliver water to regions such as the Central Valley, Southern California, and the San Francisco Bay Area. The Project interacts with numerous federal, state, and local entities including the U.S. Bureau of Reclamation, California Department of Water Resources, and regional water districts such as the Metropolitan Water District of Southern California and California State Water Contractors.

Overview

The Project encompasses major facilities like the Oroville Dam, the Delta-Mendota Canal, and the Edmund G. Brown California Aqueduct and links to federal projects including the Central Valley Project and the Los Angeles Aqueduct. It supplies water to agricultural areas in the San Joaquin Valley and urban centers including Los Angeles, San Diego, Sacramento, and Fresno County. Management involves coordination with institutions such as the California Water Commission, the State Water Resources Control Board, and regional entities like the Santa Clara Valley Water District and the Contra Costa Water District.

Planning traces to early 20th-century proposals alongside works like the Hetch Hetchy Project and the Los Angeles Aqueduct by figures connected to the Bureau of Reclamation and the U.S. Army Corps of Engineers. The Project advanced under California governors including Edmund G. Brown Sr. and Pat Brown, with landmark legislation and initiatives involving the California Water Plan and state agencies such as the Department of Water Resources. Construction milestones include the completion of Oroville Dam and the opening of the California Aqueduct, and the Project evolved through interactions with federal programs including the Central Valley Project and environmental rulings tied to the Endangered Species Act.

Key components include major dams like Oroville Dam and diversion structures at the Sacramento–San Joaquin Delta, conveyance systems such as the California Aqueduct and the Delta-Mendota Canal, pumping plants like the Skinner Fish Facility adjacency and the Banks Pumping Plant, and storage reservoirs including San Luis Reservoir and Castaic Lake. The system interconnects with municipal works including the Los Angeles Aqueduct and with flood control projects like those overseen by the U.S. Army Corps of Engineers. Associated research and monitoring come from institutions such as the U.S. Geological Survey, the California Natural Resources Agency, and the National Oceanic and Atmospheric Administration.

Water deliveries are allocated among major users including agricultural districts in the Central Valley Project service area, urban suppliers such as the Metropolitan Water District of Southern California and the San Diego County Water Authority, and environmental programs supported by the California Department of Fish and Wildlife. Allocation decisions hinge on hydrologic conditions in the Sierra Nevada, snowpack measurements by the California Cooperative Snow Surveys Program, and regulatory actions by the State Water Resources Control Board and federal agencies like the U.S. Fish and Wildlife Service. Water markets and transfers involve stakeholders including the Westlands Water District, the Tulare Lake Basin Water Storage District, and municipal wholesalers such as the East Bay Municipal Utility District.

Operations affect ecosystems in the Sacramento–San Joaquin Delta, San Joaquin River, and estuaries used by species listed under the Endangered Species Act such as runs of Chinook salmon and populations of the delta smelt. Scientific study has involved organizations like the California Fish and Game Commission, the National Marine Fisheries Service, and universities including the University of California, Davis and the Stanford Woods Institute for the Environment. Restoration efforts include programs with the Nature Conservancy, the California Coastal Conservancy, and regional projects such as the Yolo Bypass habitat enhancements.

Governance is shared among state bodies such as the California Department of Water Resources and the California Water Commission, federal agencies like the Bureau of Reclamation and the Environmental Protection Agency, and local water districts including the Metropolitan Water District of Southern California and the Santa Clara Valley Water District. Funding mechanisms combine state bonds like propositions administered under the California State Water Project Finance Committee, federal grants from entities such as the U.S. Department of the Interior, and local revenue from ratepayers served by utilities like the Contra Costa Water District and Sacramento Municipal Utility District-adjacent water agencies. Research partnerships include the U.S. Geological Survey and academic centers such as the University of California, Berkeley and the Scripps Institution of Oceanography.

Legal disputes have involved parties such as the Westlands Water District, environmental groups including the Natural Resources Defense Council and Sierra Club, and tribal entities asserting rights through institutions like the Native American Rights Fund. Litigation has addressed water rights doctrines rooted in decisions involving the California Supreme Court and federal statutes including the Endangered Species Act and the Clean Water Act. High-profile controversies have centered on southwest deliveries to entities like the Metropolitan Water District of Southern California, endangered species protections enforced by the U.S. Fish and Wildlife Service and the National Marine Fisheries Service, and restoration commitments with groups such as the California Trout and the Pacific Coast Federation of Fishermen's Associations.

Category:Water infrastructure in California