Great Sacandaga Lake water level history

Daily records since 1930 · Level today: 756.84 ft

Highest on record

774.40 ft

May 1, 2011

Lowest on record

715.80 ft

Feb 19, 1930

Today

756.84 ft

Oct 21, 2026

Years of data

since 1930

In short

Across 96 complete years, 1930 had the lowest average level (744.59 ft) and 2006 the highest (766.76 ft).

On average the lake is lowest in March (748.67 ft) and highest in May (767.07 ft).

Great Sacandaga 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.

1930715.80 ft on Feb 19
1940729.64 ft on Mar 30
1931730.84 ft on Mar 20
1941735.11 ft on Apr 2
1944735.43 ft on Mar 16

Yearly highs and lows

Year	Average	Low	Low date	High	High date
2026 (293 days)	760.82	749.65	Mar 5	769.25	Apr 21
2025	759.25	749.68	Mar 5	771.36	May 11
2024	763.68	754.44	Dec 10	771.70	Apr 15
2023	762.73	753.78	Mar 23	771.31	May 6
2022	761.07	750.62	Feb 17	770.59	Apr 25
2021	761.06	750.25	Mar 10	769.01	Jul 31
2020	760.66	752.71	Dec 24	767.94	May 4
2019	764.73	755.55	Mar 30	772.59	Apr 23
2018	760.36	750.84	Mar 29	767.80	Jun 7
2017	761.26	749.42	Feb 23	770.84	May 7
2016	759.48	751.24	Feb 2	767.58	May 25
2015	758.46	747.66	Mar 26	769.27	Jul 5
2014	759.82	748.33	Mar 28	770.65	May 26
2013	759.33	748.87	Mar 7	770.80	Jul 6
2012	759.42	748.67	Mar 7	768.14	Jun 7
2011	762.51	749.08	Mar 6	774.40	May 1
2010	761.46	748.03	Mar 11	767.80	May 24
2009	760.52	747.85	Feb 10	768.89	Jun 21
2008	761.81	753.14	Jan 8	773.54	Apr 21
2007	759.99	749.24	Mar 24	772.00	Apr 27
2006	766.76	759.91	Oct 17	773.39	Jun 30
2005	762.46	746.88	Mar 22	770.62	May 3
2004	761.79	747.86	Mar 24	771.21	May 30
2003	762.49	746.81	Mar 17	771.28	May 4
2002	758.75	746.57	Mar 3	770.77	May 15
2001	757.14	741.66	Apr 6	768.24	Jun 5
2000	761.81	749.07	Feb 26	771.79	May 15
1999	756.80	745.09	Mar 21	767.73	Jun 1
1998	759.87	749.46	Dec 21	770.51	Jun 21
1997	759.14	750.26	Mar 27	770.02	May 5
1996	762.28	751.08	Jan 18	770.23	May 14
1995	756.41	748.09	Mar 8	762.94	Nov 16
1994	758.17	742.74	Mar 25	768.98	May 2
1993	757.47	742.11	Mar 27	771.17	Apr 26
1992	760.75	746.84	Mar 7	769.72	May 5
1991	758.32	751.35	Nov 11	767.24	May 11
1990	760.90	748.27	Mar 12	772.05	May 22
1989	759.36	743.85	Mar 15	770.38	May 14
1988	755.96	742.48	Mar 24	765.36	Jun 5
1987	759.62	742.67	Mar 2	767.00	Sep 26
1986	760.56	743.78	Mar 14	769.20	Jun 17
1985	756.98	744.71	Feb 23	765.63	May 30
1984	757.52	745.85	Feb 15	769.23	Jun 1
1983	758.54	749.63	Nov 11	773.23	May 4
1982	756.48	742.08	Mar 25	768.72	Jun 8
1981	760.62	746.76	Jan 31	768.76	May 14
1980	755.78	739.42	Mar 19	768.46	May 12
1979	758.07	744.24	Mar 5	770.18	Apr 30
1978	754.93	738.41	Mar 25	767.83	May 22
1977	758.62	738.78	Mar 4	770.57	Apr 26
1976	759.62	746.02	Feb 18	768.72	May 23
1975	758.09	743.08	Mar 19	768.90	Jun 16
1974	758.50	745.87	Mar 5	769.42	May 15
1973	758.60	746.51	Mar 7	770.42	May 22
1972	758.26	745.19	Mar 17	770.76	Jun 26
1971	757.05	742.23	Apr 3	768.80	May 13
1970	756.40	741.80	Mar 26	768.43	May 20
1969	757.41	741.66	Mar 21	769.68	May 22
1968	759.26	747.23	Mar 16	769.35	May 22
1967	758.11	746.33	Mar 26	768.96	May 22
1966	759.36	750.63	Dec 8	769.05	May 21
1965	755.93	744.92	Feb 7	765.10	May 25
1964	755.73	743.71	Mar 4	768.47	May 18
1963	755.30	739.87	Mar 26	768.80	May 22
1962	755.88	740.48	Mar 24	768.85	May 23
1961	755.83	738.88	Feb 25	768.97	Jun 12
1960	757.71	742.97	Mar 30	769.25	May 26
1959	758.18	744.56	Mar 21	768.66	May 25
1958	756.88	741.53	Mar 29	768.42	Jun 4
1957	755.19	744.88	Mar 15	765.38	Jul 8
1956	755.93	736.45	Apr 4	769.00	Jun 2
1955	758.57	743.05	Mar 1	768.51	Apr 28
1954	758.85	744.13	Feb 16	769.42	Apr 19
1953	757.32	746.97	Mar 14	769.16	May 4
1952	755.72	740.64	Mar 23	769.09	May 16
1951	757.57	742.85	Mar 14	767.71	May 21
1950	757.67	745.25	Mar 26	767.99	May 22
1949	756.40	745.35	Mar 19	766.67	May 30
1948	755.24	737.49	Mar 16	768.09	Jun 10
1947	754.86	738.01	Mar 13	769.17	Jun 5
1946	756.10	740.66	Mar 6	768.31	May 23
1945	757.60	739.54	Feb 23	767.63	Jun 18
1944	752.92	735.43	Mar 16	767.84	Jun 26
1943	754.44	737.56	Mar 12	768.00	May 28
1942	757.57	743.51	Mar 8	768.67	Jun 16
1941	749.34	735.11	Apr 2	755.65	May 18
1940	753.14	729.64	Mar 30	768.48	Jun 3
1939	753.43	739.76	Mar 25	767.42	Jun 5
1938	756.12	743.72	Mar 17	766.35	May 31
1937	756.40	746.80	Apr 2	768.28	May 17
1936	753.83	735.76	Mar 11	765.74	May 25
1935	756.56	743.31	Mar 16	769.31	Jul 11
1934	754.13	741.78	Mar 3	767.96	May 23
1933	756.91	748.21	Mar 11	769.20	May 23
1932	761.33	751.09	Mar 26	769.23	May 17
1931	753.10	730.84	Mar 20	767.65	Jul 27
1930	744.59	715.80	Feb 19	760.03	Jul 7

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

Monthly averages

Month	Average	Lowest	Highest
January	752.80	718.15	770.44
February	749.26	715.80	770.07
March	748.67	724.05	770.06
April	759.99	730.45	774.37
May	767.07	749.32	774.40
June	766.88	753.87	773.39
July	764.75	751.77	773.21
August	761.65	749.04	768.99
September	758.52	748.01	769.76
October	756.32	747.01	767.93
November	755.68	744.83	770.78
December	754.98	741.36	770.49

Download

Daily levels as CSV (35,357 rows; credit the original agencies listed below)