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Little Egbert Multi-Benefit Project

The proposed Little Egbert Multi-Benefit Project would provide flood conveyance improvement and habitat restoration in the Sacramento-San Joaquin Delta. The rou ...

Little Fish, Big Decisions: How Science Guides Actions in the Delta

California’s water system is one of the most complex and important in the world. It delivers water to millions of people across the state and supports ecosystem ...

Living With Earthquakes: How DWR Maintains Vigilance and Resources to Respond to the Next Jolt

When a magnitude 4.2 earthquake struck near Isleton in the Sacramento-San Joaquin River Delta on October 18, it was a reminder of the threat posed to critical S ...

Local Actions are Key to Progress in Reaching Groundwater Sustainability

Some may be asking after this extremely wet water year -- how is California progressing towards sustainable groundwater management and efforts to recharge groun ...

Local Agencies Across California Continue Advancements Toward Groundwater Sustainability

The Department of Water Resources (DWR) has released the final version of California’s Groundwater: Bulletin 118 – Update 2025, the State’s official and most co ...

Local Land Use Planning

The Urban Level of Flood Protection Criteria was developed in response to requirements from the Central Valley Flood Protection Act of 2008 to strengthen the li ...

Local Levee Assistance Program

We established the Local Levee Assistance Program (LLAP) to provide financial assistance to local public agencies responsible for flood management outside the S ...

Lookout Slough Tidal Habitat Restoration and Flood Improvement Project Public Scoping Meeting

The California Department of Water Resources (DWR) is planning to prepare a Draft Environmental Impact Report (DEIR) for the Lookout Slough Tidal Habitat Restor ...

Los Angeles Fire Response

DWR is deploying over 30 engineers, watershed experts, and support staff to the LA region to direct fire mitigation work in burn scars and protect downstream co ...

Lower Butte Creek

Several agencies and water districts have implemented restoration projects in the Butte Creek watershed, with the goals of improving fish passage, increasing na ...

Lower Elkhorn Basin Levee Setback Project

The Lower Elkhorn Basin Levee Setback (LEBLS) Project is helping improve public safety for approximately 780,000 people by reducing river levels in the Sacramen ...

Maintenance

We operate and maintain federally constructed flood control features in the Sacramento Valley. We cooperate with the U.S. Army Corps of Engineers to repair floo ...

Maintenance Work on Main Spillway Set to Begin

Starting this week, Oroville-area residents will notice construction staging equipment and materials at Oroville Dam’s main spillway.

Major Milestone Achieved at Ronald B. Robie Thermalito Pumping-Generating Plant in Oroville

This past December, DWR reconnected electricity from Pacific Gas & Electric’s Table Mountain Substation to the Ronald B. Robie Thermalito Pumping-Generating Pla ...

Major Milestone to Achieving Sustainable Groundwater Management

This month, California’s efforts toward improving the management of our state’s critical groundwater supply is taking an important step forward. DWR is releasin ...

Mapping Tools

DWR has developed 2 web-based mapping applications to assist local agencies and other interested parties in evaluating (statewide), the status of: Disadvantaged ...

March 2023 Snow Survey

DWR will conduct the third Phillips Station snow survey of the season.

March 21 Lake Oroville Spillways Construction Update

The underground secant pile cutoff wall was completed on March 7, 2018 and crews are placing roller-compacted concrete for the emergency spillway splashpad.

March Delivers: Statewide Snowpack Near Average As California Approaches End of Wet Season

Recent Storms Provided Much Needed Boost to the Snowpack but Southern California Still Behind in Precipitation

March Precipitation Not Enough to Offset Dry Winter

The Department of Water Resources (DWR) today conducted the fourth manual snow survey of 2020 at Phillips Station. Due to the ongoing COVID-19 pandemic, DWR is ...

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