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Lake Berryessa water level today

427.74 ft above sea level (the reading for October 18, 2026). Lake Berryessa is falling slowly: down 0.37 ft in the past 7 days and down 1.48 ft over 30 days.

California Department of Water Resources publishes one reading per day for Lake Berryessa; today's value appears once the agency posts it, usually the next morning.

Level now427.74 ft
Past 24 hours−0.07 ft
Past 7 days−0.37 ft
Past 30 days−1.48 ft
vs 1 year ago−1.51 ft

Lake Berryessa level over the last 12 months

427430434437440 Oct 25Dec 25Feb 26Apr 26Jun 26Aug 26Oct 26
Daily elevation in feet, last 12 months.

12-month low: 427.74 ft (October 18, 2026). High: 439.37 ft (March 12, 2026). Swing: 11.63 ft.

Daily Lake Berryessa levels, last 30 days

DateElevation (ft)Change
Oct 18, 2026427.74−0.07 ft
Oct 17, 2026427.81−0.03 ft
Oct 16, 2026427.84−0.05 ft
Oct 15, 2026427.89−0.04 ft
Oct 14, 2026427.93−0.06 ft
Oct 13, 2026427.99−0.06 ft
Oct 12, 2026428.05−0.06 ft
Oct 11, 2026428.11−0.06 ft
Oct 10, 2026428.17−0.04 ft
Oct 9, 2026428.21−0.06 ft
Oct 8, 2026428.27−0.06 ft
Oct 7, 2026428.33−0.04 ft
Oct 6, 2026428.37−0.05 ft
Oct 5, 2026428.42−0.04 ft
Oct 4, 2026428.46−0.03 ft
Oct 3, 2026428.49−0.04 ft
Oct 2, 2026428.53−0.05 ft
Oct 1, 2026428.58−0.05 ft
Sep 30, 2026428.63−0.04 ft
Sep 29, 2026428.67−0.05 ft
Sep 28, 2026428.72−0.06 ft
Sep 27, 2026428.78−0.03 ft
Sep 26, 2026428.81−0.04 ft
Sep 25, 2026428.85−0.05 ft
Sep 24, 2026428.90−0.06 ft
Sep 23, 2026428.96−0.06 ft
Sep 22, 2026429.02−0.05 ft
Sep 21, 2026429.07−0.05 ft
Sep 20, 2026429.12−0.06 ft
Sep 19, 2026429.18−0.04 ft

Monthly average levels

MonthAverageLowHigh
Nov 2025428.93428.78429.05
Dec 2025429.42428.57431.70
Jan 2026435.97431.98436.79
Feb 2026437.57436.80439.06
Mar 2026439.26439.03439.37
Apr 2026438.84438.71439.02
May 2026438.26437.42438.83
Jun 2026436.27435.07437.36
Jul 2026433.78432.57434.99
Aug 2026431.38430.32432.51
Sep 2026429.39428.63430.22
Oct 2026 *428.18427.74428.58

* partial month or year.

Lake Berryessa year by year

YearLowHighAverage
2026 *427.74 Oct 18439.37 Mar 16435.15
2025428.57 Dec 20442.97 Feb 14435.10
2024422.41 Jan 1439.94 Apr 5433.44
2023 *421.42 Dec 17422.37 Dec 31421.74

Lake Berryessa on this date in past years

YearLevel on this dateToday vs then
2025429.25 ft−1.51 ft
2024428.77 ft−1.03 ft
2023422.24 ft+5.50 ft

Is Lake Berryessa full?

California Department of Water Resources does not publish a full-pool figure in this data feed, so compare today's 427.74 ft with the 12-month range above (427.74 to 439.37 ft) and with past years.

Is Lake Berryessa rising or falling?

Lake Berryessa is falling slowly: down 0.37 ft in the past 7 days and down 1.48 ft over 30 days. In the latest day it moved −0.07 ft.

How does Lake Berryessa compare with last year?

Compared with the same date last year, the lake is 1.51 ft lower. Two years ago on this date it stood at 428.77 ft.

Data source

California Department of Water Resources (California Data Exchange Center (CDEC)), gauge BER; readings since Oct 16, 2023. Official source · how we collect it.

Other lakes in California

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