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Lake levels › California › Trinity Lake

Trinity Lake water level today

2,315.14 ft above sea level (the reading for October 19, 2026). Trinity Lake is falling steadily: down 0.88 ft in the past 7 days and down 4.81 ft over 30 days.

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

Level now2,315.14 ft
Past 24 hours−0.10 ft
Past 7 days−0.88 ft
Past 30 days−4.81 ft
vs 1 year ago−7.96 ft

Trinity Lake level over the last 12 months

2,3122,3242,3362,3492,361 Oct 25Dec 25Feb 26Apr 26Jun 26Aug 26Oct 26
Daily elevation in feet, last 12 months.

12-month low: 2,315.14 ft (October 19, 2026). High: 2,357.47 ft (April 22, 2026). Swing: 42.33 ft.

Daily Trinity Lake levels, last 30 days

DateElevation (ft)Change
Oct 19, 20262,315.14−0.10 ft
Oct 18, 20262,315.24−0.10 ft
Oct 17, 20262,315.34−0.13 ft
Oct 16, 20262,315.47−0.13 ft
Oct 15, 20262,315.60−0.11 ft
Oct 14, 20262,315.71−0.14 ft
Oct 13, 20262,315.85−0.17 ft
Oct 12, 20262,316.02−0.18 ft
Oct 11, 20262,316.20−0.24 ft
Oct 10, 20262,316.44−0.19 ft
Oct 9, 20262,316.63−0.19 ft
Oct 8, 20262,316.82−0.15 ft
Oct 7, 20262,316.97−0.13 ft
Oct 6, 20262,317.10−0.12 ft
Oct 5, 20262,317.22−0.14 ft
Oct 4, 20262,317.36−0.15 ft
Oct 3, 20262,317.51−0.15 ft
Oct 2, 20262,317.66−0.14 ft
Oct 1, 20262,317.80−0.14 ft
Sep 30, 20262,317.94−0.13 ft
Sep 29, 20262,318.07−0.13 ft
Sep 28, 20262,318.20−0.15 ft
Sep 27, 20262,318.35−0.22 ft
Sep 26, 20262,318.57−0.16 ft
Sep 25, 20262,318.73−0.19 ft
Sep 24, 20262,318.92−0.20 ft
Sep 23, 20262,319.12−0.16 ft
Sep 22, 20262,319.28−0.19 ft
Sep 21, 20262,319.47−0.23 ft
Sep 20, 20262,319.70−0.25 ft

Monthly average levels

MonthAverageLowHigh
Nov 20252,324.112,321.572,326.42
Dec 20252,329.622,326.382,336.81
Jan 20262,343.842,337.322,345.28
Feb 20262,345.442,344.172,351.09
Mar 20262,354.942,351.692,356.54
Apr 20262,356.942,356.472,357.47
May 20262,353.952,351.052,356.44
Jun 20262,346.462,341.922,350.78
Jul 20262,337.362,333.802,341.62
Aug 20262,328.862,324.632,333.54
Sep 20262,320.902,317.942,324.35
Oct 2026 *2,316.432,315.142,317.80

* partial month or year.

Trinity Lake year by year

YearLowHighAverage
2026 *2,315.14 Oct 192,357.47 Apr 222,341.33
20252,321.57 Nov 32,358.97 Jun 72,340.75
20242,284.99 Jan 12,349.12 May 292,327.08
2023 *2,277.10 Nov 142,284.61 Dec 312,278.60

Trinity Lake on this date in past years

YearLevel on this dateToday vs then
20252,323.10 ft−7.96 ft
20242,315.72 ft−0.58 ft
20232,280.20 ft+34.94 ft

Is Trinity Lake full?

California Department of Water Resources does not publish a full-pool figure in this data feed, so compare today's 2,315.14 ft with the 12-month range above (2,315.14 to 2,357.47 ft) and with past years.

Is Trinity Lake rising or falling?

Trinity Lake is falling steadily: down 0.88 ft in the past 7 days and down 4.81 ft over 30 days. In the latest day it moved −0.10 ft.

How does Trinity Lake compare with last year?

Compared with the same date last year, the lake is 7.96 ft lower. Two years ago on this date it stood at 2,315.72 ft.

Data source

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

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