RIVER GAUGE · GREAT SALT LAKE
Great Salt Lake above Great Salt Lake
Salt Lake County, Utah
Water level4189.60 ft
Flow7,560,000 cfs
Last readingSep 16, 2026, 4:15 PM UTC (last recorded)
Action4203 ft
Minor flood4204 ft
Moderate flood4206 ft
Major flood4208 ft
The past week
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What floods at each level
- 4208 ft
I-80 damaged on south rim of lake. Additionally, railroad causeways damaged. Great Salt Lake minerals operations affected.
- 4206 ft
Antelope Island Causeway damaged.
- 4204 ft
Managed wildlife refuges along the rim of the lake damaged.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 31, 1986 | 4211.8 ft | — |
| Mar 31, 1987 | 4211 ft | — |
| Aug 14, 1985 | 4209.55 ft | — |
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