Chester Morse Lake water level history

Daily records since 1978 · Level today: 1,544.38 ft

Highest on record

1,568.59 ft

Nov 25, 1990

Lowest on record

1,533.00 ft

Oct 16, 1979

Today

1,544.38 ft

Oct 21, 2026

Years of data

since 1978

In short

Across 47 complete years, 1979 had the lowest average level (1,544.11 ft) and 2020 the highest (1,556.41 ft).

On average the lake is lowest in October (1,546.19 ft) and highest in June (1,560.10 ft).

Chester Morse Lake level, all years

Loading chart…

Measured Normal range for the date (middle 50% of past years)

Lowest years

Years ranked by their lowest daily level.

19791,533.00 ft on Oct 16
19871,533.24 ft on Nov 8
19881,534.28 ft on Jan 13
19801,534.36 ft on Nov 1
19911,535.94 ft on Nov 4

Yearly highs and lows

Year	Average	Low	Low date	High	High date
2026 (290 days)	1,555.99	1,544.63	Oct 20	1,566.11	Mar 21
2025	1,554.46	1,541.18	Oct 26	1,567.31	Dec 11
2024	1,555.15	1,546.28	Oct 26	1,565.31	Jun 5
2023	1,552.63	1,540.68	Nov 2	1,564.97	May 20
2022	1,554.89	1,544.23	Oct 30	1,563.78	Jun 30
2021	1,554.42	1,545.54	Oct 26	1,563.68	Jun 22
2020	1,556.41	1,547.46	Oct 11	1,565.98	Feb 8
2019	1,554.18	1,548.45	Oct 18	1,564.27	May 18
2018	1,554.50	1,543.74	Oct 27	1,564.11	May 25
2017	1,555.36	1,546.61	Oct 18	1,565.85	Jun 20
2016	1,555.07	1,547.75	Nov 27	1,562.92	May 29
2015	1,554.47	1,537.55	Oct 30	1,564.15	Apr 30
2014	1,556.19	1,549.52	Nov 21	1,563.54	May 27
2013	1,555.10	1,549.72	Dec 15	1,563.83	Jun 10
2012	1,554.54	1,547.56	Apr 16	1,563.53	Jun 19
2011	1,555.45	1,548.53	Apr 26	1,566.16	Jan 18
2010	1,555.72	1,548.70	Dec 8	1,564.46	Jun 4
2009	1,553.30	1,546.31	Oct 23	1,564.90	Jan 8
2008	1,553.86	1,546.13	Mar 23	1,567.02	May 21
2007	1,554.17	1,547.86	Nov 15	1,563.72	Jun 7
2006	1,554.35	1,546.51	Nov 2	1,563.90	May 21
2005	1,553.95	1,544.69	Dec 20	1,562.26	May 26
2004	1,552.72	1,543.15	Jan 10	1,563.29	Jun 15
2003	1,552.94	1,539.63	Jan 2	1,562.46	Mar 25
2002	1,550.48	1,537.34	Dec 12	1,564.04	Jun 6
2001	1,553.14	1,541.46	Jan 1	1,563.66	Jun 17
2000	1,550.97	1,540.01	Dec 26	1,564.34	Jun 15
1999	1,551.07	1,541.80	Nov 5	1,562.23	Jun 26
1998	1,553.53	1,540.70	Nov 12	1,562.58	May 29
1997	1,553.41	1,545.00	Feb 14	1,563.05	Jul 13
1996	1,554.23	1,544.00	Oct 13	1,565.83	Feb 9
1995	1,554.48	1,548.54	Oct 2	1,567.05	Nov 30
1994	1,553.17	1,543.65	Oct 26	1,561.09	Apr 20
1993	1,552.85	1,540.55	Nov 21	1,563.27	Jun 25
1992	1,549.60	1,544.48	Jan 15	1,555.60	Feb 1
1991	1,552.02	1,535.94	Nov 4	1,562.85	Jun 21
1990	1,554.10	1,541.10	Oct 14	1,568.59	Nov 25
1989	1,550.67	1,538.90	Oct 9	1,561.05	Jun 5
1988	1,550.29	1,534.28	Jan 13	1,561.82	May 17
1987	1,544.89	1,533.24	Nov 8	1,556.92	May 12
1986	1,547.97	1,536.50	Oct 27	1,560.42	May 21
1985	1,549.09	1,541.02	Dec 31	1,560.05	Jun 12
1984	1,551.54	1,541.70	Oct 25	1,559.25	May 15
1983	1,548.80	1,538.60	Nov 1	1,559.13	Jan 11
1982	1,547.71	1,540.82	Oct 28	1,561.36	Feb 21
1981	1,549.77	1,540.50	Sep 30	1,559.68	Jun 10
1980	1,546.48	1,534.36	Nov 1	1,557.26	Dec 28
1979	1,544.11	1,533.00	Oct 16	1,557.41	Dec 19
1978 (92 days)	1,543.93	1,538.70	Nov 3	1,547.25	Dec 5

Levels in feet. Partial years show the number of days with data.

Monthly averages

Month	Average	Lowest	Highest
January	1,550.67	1,534.28	1,566.16
February	1,551.48	1,536.09	1,565.98
March	1,552.09	1,543.29	1,566.11
April	1,555.02	1,542.82	1,564.82
May	1,559.32	1,544.80	1,567.02
June	1,560.10	1,545.90	1,565.85
July	1,556.56	1,542.00	1,564.48
August	1,551.72	1,537.80	1,562.27
September	1,548.57	1,535.20	1,557.86
October	1,546.19	1,533.00	1,556.26
November	1,548.68	1,533.24	1,568.59
December	1,549.95	1,533.70	1,567.31

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Daily levels as CSV (17,500 rows; credit the original agencies listed below)