It’s been a year since golden mussels were first discovered in California—and the state’s response has been swift and strategic.
DWR Updates

DWR is calling on all Californians to understand the risk posed by flooding and how to respond during an emergency during this California Flood Preparedness Week.

In a region known for its vineyards, scenic hills, and delicate ecosystems, accurate and timely data of Napa County’s streams is more than just a technical asset, it’s a lifeline.

Photo Essay: Improving Snowpack Data, the Old-Fashioned Way



Monitoring the sinking of land surface in California, called subsidence, requires immense amounts of data to track changes in surface levels over multi-year periods.

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As stewards of one of California’s most precious natural resources, DWR helps spearhead innovative water management practices throughout the state, often with women at the forefront. Wanting to celebrate the career achievements of women, DWR established the Sierra Nevada Phillips Award for Women in Water Resource Sciences in 2023. During the depart ...
