Great Salt Lake water level history

Daily records since 1966 · Level today: 4,189.50 ft

Highest on record

4,211.20 ft

Apr 15, 1987

Lowest on record

4,188.50 ft

Nov 1, 2022

Today

4,189.50 ft

Oct 21, 2026

Years of data

since 1966

In short

Across 36 complete years, 2023 had the lowest average level (4,189.25 ft) and 1990 the highest (4,202.89 ft).

On average the lake is lowest in September (4,195.22 ft) and highest in May (4,196.38 ft).

Great Salt 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.

20224,188.50 ft on Nov 1
20234,188.70 ft on Jan 3
20164,188.98 ft on Sep 21
20244,189.60 ft on Jan 1
20214,189.90 ft on Oct 15

Yearly highs and lows

Year	Average	Low	Low date	High	High date
2026 (293 days)	4,190.69	4,189.40	Sep 17	4,191.60	Apr 2
2025	4,191.68	4,190.70	Oct 10	4,192.90	May 5
2024	4,191.37	4,189.60	Jan 1	4,192.30	Jun 17
2023	4,189.25	4,188.70	Jan 3	4,189.80	Mar 24
2022	4,189.70	4,188.50	Nov 1	4,191.00	Apr 5
2021	4,191.20	4,189.90	Oct 15	4,192.40	Mar 23
2020	4,193.05	4,191.70	Nov 7	4,194.30	Apr 1
2019	4,193.07	4,191.90	Jan 1	4,194.20	Jun 7
2018	4,193.03	4,191.70	Nov 13	4,194.70	Apr 12
2017	4,193.14	4,190.60	Jan 1	4,194.50	May 26
2016	4,190.15	4,188.98	Sep 21	4,191.13	Feb 1
2015	4,191.77	4,190.56	Dec 21	4,192.74	Jan 13
2014	4,193.60	4,192.42	Dec 12	4,194.97	Mar 17
2013	4,195.20	4,193.80	Dec 14	4,196.64	Apr 8
2012	4,196.72	4,195.32	Oct 26	4,198.17	Apr 27
2011	4,195.95	4,193.45	Jan 2	4,197.24	Jul 20
2010	4,193.85	4,192.80	Oct 24	4,194.74	Apr 6
2009	4,194.11	4,193.32	Jan 3	4,194.97	Jul 8
2008	4,194.35	4,193.20	Nov 2	4,195.44	Apr 20
2007	4,195.71	4,194.37	Dec 2	4,197.27	Apr 10
2006	4,196.15	4,195.05	Jan 2	4,197.26	May 27
2005	4,195.26	4,193.85	Jan 7	4,196.51	Jun 17
2004	4,194.63	4,193.48	Oct 15	4,195.77	Apr 1
2003	4,196.16	4,194.59	Nov 25	4,197.55	Feb 22
2002	4,198.10	4,196.76	Nov 7	4,199.32	May 7
2001	4,199.84	4,198.30	Oct 30	4,201.10	Mar 10
2000	4,201.76	4,200.50	Oct 10	4,203.00	Mar 20
1999	4,202.52	4,201.80	Jan 1	4,203.50	Jun 25
1998	4,201.30	4,199.20	Jan 1	4,202.20	Jun 26
1997	4,198.67	4,197.40	Jan 1	4,199.50	Dec 24
1996	4,197.69	4,197.10	Oct 18	4,198.40	Jun 11
1995	4,197.64	4,197.00	Jan 10	4,198.50	Jun 20
1994	4,197.48	4,196.80	Sep 17	4,198.20	Apr 4
1993	4,197.42	4,196.60	Sep 25	4,198.20	Apr 18
1992	4,198.91	4,197.40	Oct 4	4,200.20	Mar 8
1991	4,200.90	4,199.80	Nov 3	4,201.90	May 9
1990	4,202.89	4,201.20	Nov 29	4,204.10	Feb 14
1989 (110 days)	4,204.10	4,203.70	Nov 2	4,206.20	Apr 1
1988 (24 days)	4,207.74	4,205.80	Nov 15	4,209.10	Feb 1
1987 (24 days)	4,210.22	4,208.80	Dec 15	4,211.20	Apr 15
1986 (25 days)	4,210.07	4,208.40	Jan 1	4,211.10	Jun 3
1985 (24 days)	4,208.47	4,207.80	Oct 1	4,209.30	May 15
1984 (24 days)	4,205.64	4,203.30	Jan 1	4,207.70	Dec 15
1983 (24 days)	4,201.33	4,199.40	Jan 1	4,203.00	Dec 15
1982 (24 days)	4,198.38	4,197.50	Jan 1	4,199.20	Dec 15
1981 (24 days)	4,198.04	4,197.20	Oct 1	4,198.70	Jun 1
1980 (24 days)	4,197.82	4,196.70	Jan 1	4,198.50	Jun 15
1979 (24 days)	4,197.59	4,196.60	Nov 1	4,198.40	Apr 1
1978 (24 days)	4,198.02	4,197.30	Nov 1	4,198.60	Apr 1
1977 (24 days)	4,198.74	4,197.80	Nov 15	4,199.40	Jun 1
1976 (24 days)	4,199.65	4,199.00	Dec 1	4,200.30	May 1
1975 (24 days)	4,198.81	4,198.00	Jan 1	4,199.30	Jul 15
1974 (24 days)	4,198.59	4,197.80	Oct 15	4,199.30	May 1
1973 (24 days)	4,198.12	4,197.30	Jan 1	4,198.80	May 1
1972 (24 days)	4,197.39	4,196.80	Jan 1	4,198.00	May 15
1971 (24 days)	4,196.01	4,194.80	Jan 1	4,196.80	Jun 15
1970 (24 days)	4,194.91	4,194.10	Oct 15	4,195.40	Mar 15
1969 (24 days)	4,195.10	4,194.20	Jan 1	4,196.00	May 1
1968 (24 days)	4,194.18	4,193.50	Jan 1	4,194.80	May 15
1967 (21 days)	4,193.67	4,193.10	Jan 1	4,194.40	Jul 1
1966 (17 days)	4,193.76	4,192.90	Oct 15	4,194.90	Apr 15

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

Monthly averages

Month	Average	Lowest	Highest
January	4,195.64	4,188.70	4,210.80
February	4,195.92	4,189.10	4,211.00
March	4,196.15	4,189.20	4,211.10
April	4,196.32	4,189.40	4,211.20
May	4,196.38	4,189.20	4,211.10
June	4,196.33	4,189.20	4,211.10
July	4,196.00	4,189.00	4,210.80
August	4,195.58	4,188.90	4,210.70
September	4,195.22	4,188.70	4,210.30
October	4,195.28	4,188.60	4,210.20
November	4,195.33	4,188.50	4,210.20
December	4,195.41	4,188.50	4,210.50

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Daily levels as CSV (14,095 rows; credit the original agencies listed below)