Kaskaskia River Reservoir
| Reservoir Name | Kaskaskia River |
| Dam Name | Kaskaskia Lock and Dam |
| River | Kaskaskia River |
| Administration City | Illinois |
| Country | United States |
| Year | 1974 |
| Dam Height | 81 |
| Dam Length | 603 |
| Area(Sqkm) | 6.9 |
| Area(Polygonal) | 6.9 |
| Capital Expenditure | 31.1 |
| Depth(M) | 4.5 |
| Avg Displacement Of Water | 179301 |
| Catchment Area In Sqkm | 14993 |
| Main Usage | Navigation |
| Status | 3: Fair |
| Longitude | -89.949583 |
| Latitude | 37.987083 |
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