DWR Updates

DWR Updates

A drone view of Oroville Dam and main spillway at Lake Oroville in Butte County, California. Photo taken March 11, 2025.

Lake Oroville Update - January 2, 2026

Lake Oroville Update - January 2, 2026

Published: January 02, 2026

Rain swells the Sacramento River and overtops the Fremont Weir. Photo taken Dec. 29, 2025

Video: Fremont Weir overtops for the first time with Big Notch Fish Passage Facility ready to operate

After a dry start, a series of late-December storms brought enough rain to swell the Sacramento River and overtop the Fremont Weir.

Published: January 02, 2026

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