Great Salt Lake is at 4,189.9 ft and fell 0.2 ft in the last day.
Current Water Level
4,189.9 ft
1,277.08 m · Lake surface elevation
Compared with the reading at Nov 2, 11:45 AM
Delayed- Measured
- Nov 3, 2026 11:45 AM MST
- Retrieved
- Nov 3, 2026 12:56 PM MST
- Data Source
- USGS (opens in a new tab)
- Datum
- NGVD 29
Water Level Chart
Lake surface elevation from Oct 27, 2026 to Nov 3, 2026: started at 4,189.90 ft and ended at 4,189.90 ft; low 4,189.70 ft, high 4,191.20 ft.
Gaps in the line are periods with no readings; they are not filled in. View data table
24 Hour Change
−0.20 ft (falling)
from 4,190.10 ft on Nov 2
7 Day Change
±0.00 ft (steady)
from 4,189.90 ft on Oct 27
30 Day Change
n/a change not available
No comparable reading
Conditions & Warnings
Forecast
- This Afternoon52°FMostly SunnyNE 5 mph1% rain
- Tonight42°FMostly CloudyW 2 mph12% rain
- Wednesday50°FChance Light RainW 2 to 7 mph31% rain
- Wednesday Night40°FChance Light Rain then Partly CloudyS 1 to 5 mph31% rain
National Weather Service forecast near Magna, UT, retrieved 2 hours ago.
Water Temperature
No official water temperature gauge is linked to this lake.
No active National Weather Service warnings for this location as of 2 hours ago.
About Great Salt Lake
Great Salt Lake is a terminal saline lake in northern Utah, the largest saltwater lake in the Western Hemisphere. The USGS gauge at Saltair Boat Harbor measures the south arm water surface elevation.
Great Salt Lake Location
Great Salt LakeSalt Lake, Utah
Map location is approximate. Map data © OpenStreetMap contributors.
Compare & Share
Compare with other lakesOfficial Source & Methodology
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Lake surface elevation
U.S. Geological Survey Water Data · ID
10010000· NGVD 29 Official page
The headline number is the lake surface elevation reported by U.S. Geological Survey Water Data (typically every 15 minutes (provisional data)). The "Measured" time is when the agency recorded it; "Retrieved" is when this site last downloaded it.
Recent readings are provisional and may be revised by the agency. Wind, waves and dam operations can change the level between readings. This page is not a flood warning or navigation service; for safety information contact the lake operator and the National Weather Service.
Gauge verified 2026-10-28: GREAT SALT LAKE AT SALTAIR BOAT HARBOR, UT read 4189.9 ft (62614). Coordinates are the gauge location. Confirm reference levels with the operator before publishing.