Lake Oahe Reservoir
| Reservoir Name | Lake Oahe |
| Dam Name | Oahe Dam |
| River | Missouri |
| Administration City | South Dakota |
| Country | United States |
| Year | 1966 |
| Dam Height | 75 |
| Dam Length | 2835 |
| Area(Sqkm) | 1092.6 |
| Area(Polygonal) | 1092.6 |
| Capital Expenditure | 29110 |
| Depth(M) | 26.6 |
| Avg Displacement Of Water | 897432 |
| Catchment Area In Sqkm | 612788 |
| Main Usage | Flood control |
| Status | 2: Good |
| Longitude | -100.399583 |
| Latitude | 44.457917 |
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