South Dakota Lake Water Levels
1 lake & reservoir · 1 river system
Lake Oahe is the South Dakota reservoir we currently track, operated by U.S. Army Corps of Engineers. The level below is its most recent official gauge reading, with the date it was taken — open the lake page for its full-pool comparison, 12-month history chart and record high and low.
| Lake | Level | Vs full pool | Full pool | Reading |
|---|---|---|---|---|
| Lake Oahe | 1,593.37 ft | −26.63 ft | 1620 ft | Sep 4, 2026 |
Readings are the latest values published by each lake's managing agency and are provisional, subject to revision. Open a lake page for its live gauge.
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