South Dakota Lake Water Levels
6 lakes & reservoirs · 3 river systems
We track 6 South Dakota lakes and reservoirs, operated by U.S. Army Corps of Engineers and U.S. Bureau of Reclamation. Each level below is that lake's most recent official gauge reading, with the date it was taken — open any lake for its full-pool comparison, 12-month history chart and record high and low.
Of the 6 South Dakota lakes with a current reading, 4 are more than five feet below it. The furthest down right now is Lake Oahe, 27.90 ft under its 1620 ft full pool.
| Lake | Level | Vs full pool | Full pool | Reading |
|---|---|---|---|---|
| Lake Francis Case | 1,346.38 ft | −18.62 ft | 1365 ft | Oct 18, 2026 |
| Lewis and Clark Lake | 1,207.90 ft | −2.10 ft | 1210 ft | Oct 18, 2026 |
| Lake Oahe | 1,592.10 ft | −27.90 ft | 1620 ft | Oct 18, 2026 |
| Pactola Reservoir | 4,558.67 ft | −21.53 ft | 4580.2 ft | Oct 18, 2026 |
| Shadehill Reservoir | 2,265.22 ft | −6.78 ft | 2272 ft | Oct 18, 2026 |
| Lake Sharpe | 1,420.73 ft | −2.27 ft | 1423 ft | Oct 18, 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.
Nearby states
Every lake we track
Browse all 274 U.S. lakes and reservoirs, or search by name →