NewsDWR Awards $28 Million in Small Community Drought Relief Funding

DWR announced its second and third round of funding commitments, totaling $28 million, to 15 communi ...

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News Quagga Mussel Discovery at Castaic Lake: Boating Requirements Implemented

DWR will begin implementing additional boating requirements at Castaic Lake in Los Angeles County du ...

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News Seismic Work Underway on Castaic Dam’s Tower Access Bridge

The California Department of Water Resources begins construction on Castaic Dam’s tower access bridg ...

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Blogs DWR Completes Installation of Emergency Salinity Drought Barrier

After three weeks of round-the-clock work, the emergency drought salinity barrier (EDSB) was complet ...

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News DWR to Use Innovative Airborne Technology to Map State’s Groundwater Basins

The California Department of Water Resources (DWR) is using an innovative, helicopter-based technolo ...

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The DWR Mission

To sustainably manage the water resources of California, in cooperation with other agencies, to benefit the state’s people and protect, restore, and enhance the natural and human environments.

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750,000

Acres of farmland irrigated by the State Water Project

60%

DWR's GHG reduction goal by 2030

12,400,000

Pounds of reinforcing steel on Oroville main spillway

1,246

Dams under state's jurisdiction

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