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Survival of juvenile salmon in the Sacramento San-Joaquin Delta is determined by many factors including their migration route. Along with our partners at the U. ...

On average, 75 percent of California's annual statewide precipitation occurs from November through March. 50 percent occurs from December through February, coin ...

Our Division of Environmental Services (DES) ensures we comply with extensive federal, state, and local regulations. With science as our foundation, the informa ...

The Real Estate Branch acquires temporary and permanent land rights in support of DWR's business goals and objectives, performs property management functions fo ...

DWR maintains data and information on several web portals outside of water.ca.gov. These include CDEC, Open Data, CIMIS, GIS mapping, Water Data Library, SGMA P ...

Get answers to frequently asked questions about applying for jobs with the California Department of Water Resources.

The picturesque Sacramento-San Joaquin Delta is the hub of California’s water supply, supplying fresh water to two-thirds of the state’s population and millions ...

Water is a precious and limited resource, especially in drought-prone California where the next dry period could be right around the corner. As a result, water ...

We have 3 hydropower licenses and 2 conduit exemptions issued by the Federal Energy Regulatory Commission (FERC). These give FERC jurisdiction over 85 percent o ...

The Delta field division operates and maintains SWP facilities within the Sacramento-San Joaquin Delta.

On February 7, 2017, erosion was discovered on the main flood control spillway at Lake Oroville, which launched a massive emergency response and recovery effort ...

The Security and Emergency Management Program (SEMP) provides guidance to all Divisions and groups within DWR as well as with outside stakeholders to prepare fo ...