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An aerial view of Silverwood Lake, a large reservoir in San Bernardino County, California on May 13, 2023.

The Department of Water Resources (DWR) is urging the public to avoid contact with water at Silverwood Lake in San Bernardino County until further notice due to blue-green algae (cyanobacteria).

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An aerial view of Pyramid Lake and Dam on May 12, 2023.

Today, the Department of Water Resources urged people to avoid physical contact with water at Pyramid Lake in Los Angeles County until further notice due to the presence of blue-green algae.

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