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We're proud to work with the C.A.S.T for Kids Foundation; local, State, and federal agencies; community groups; schools; and numerous other volunteers to “provi ...

The California State Water Project (SWP) is made up of 700 miles of aqueducts, tunnels, siphons, and pipelines, as well as 36 storage facilities, 30 dams, 23 pu ...

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

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 ...

Removing turf with water-efficient plants can be cost-effective, beautiful, and low-maintenance.

The Mojave Siphon Powerplant was constructed between 1990 and 1996 as part of the South State Water Project (SWP). The facility is located on the East Branch of ...

The Oroville-Thermalito Complex is a storage and pumping operation on the Feather River. The facilities include three power plants (Hyatt Powerplant, Thermalito ...

Lake Oroville, located about 75 miles north of Sacramento, is a favorite destination for thousands of visitors each year. The lake has more than 167 miles of sh ...

DWR emergency response and recovery work on the Lake Oroville spillways is reviewed by a five-member Board of Consultants. The California Water Code and Federal ...

Southern Field Division assumes responsibility as water enters the Tehachapi Tunnels to cross the mountain range and then descend to the Tehachapi Afterbay.

The Sacramento River Basin projects are part of the Habitat Expansion Agreement to expand spawning and rearing habitat for salmon and steelhead. Much of this ha ...

The Small Community Drought Relief Program is one of the Department of Water Resources’ (DWR's) Drought Relief Grant Programs that offers financial and technica ...

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

Jurisdictional dams are dams that are under the regulatory powers of the State of California. A “dam” is any artificial barrier, together with appurtenant works ...

The National Hydrography Dataset (NHD) and Watershed Boundary Dataset (WBD) are used to portray the flow of surface water on the The National Map which is maint ...

Our Bay-Delta Environmental Compliance and Evaluation staff work to collect data about the health of fish and wildlife in the Delta. We plan and collaborate on ...

Fish screens help protect endangered fish species that may be harmed or stressed in the water delivery process. We use fish screens in several locations through ...

The Release Site Predation Monitoring Study helps us develop methods to quantify predation at fish release sites in the State Water Project. Our research evalua ...

Dayflow is the estimate of daily average outflow from the Delta. It is computed once per year following the start of the new water year (October 1). At that tim ...