State of CaliforniaSatellite imagery from NOAA's GOES system taken during California's historic 2023 water year showing the Sierra Nevada with colored overlays delineating the five study areas of the ...

Today, the Department of Water Resources (DWR) announced an initial State Water Project (SWP) allocation of 10 percent of requested supplies for the new water year.

GRanTS (Grant Review and Tracking System) is a DWR’s web-based grant application and management tool. It can be used to: Apply for grants and loans, Manage contracts and track projects, Submit ...

GRanTS (Grant Review and Tracking System) is a DWR’s web-based grant application and management tool. It can be used to: Apply for grants and loans, Manage contracts and track projects, Submit ...

California is one of the most productive agricultural regions in the world, and is the major producer of many nuts, fruits, and vegetables. In fact, California is the only producer of 13 commodities ...

Lake Oroville Update - December 5, 2025 ...

State of CaliforniaSACRAMENTO, Calif. – Operations have officially begun for the Big Notch Project, one of the largest floodplain salmon-rearing habitat projects in California history. The Department ...

Lake Oroville Update - November 21, 2025 ...

State of CaliforniaThe Delta–Mendota Canal is a 117-mile-long aqueduct in central California, United States. The canal was designed and completed in 1951 by the U.S. Bureau of Reclamation as part of ...

The Department of Water Resources (DWR) will receive public comments on the Public Review Draft 2025 Urban Water Management Plan (UWMP) Guidebook. Updates to the guidebook were made to improve clarity ...

Since August 14, 1929, the State of California has regulated dams to prevent failure, safeguard life, and protect property. The California Water Code entrusts dam safety regulatory power to DWR, ...