Summit Lake Reservoir
| Reservoir Name | Summit Lake |
| Dam Name | Big Blue River Structure 20 |
| River | Big Blue River |
| Administration City | Indiana |
| Country | United States |
| Year | 1981 |
| Dam Height | 20 |
| Dam Length | 960 |
| Area(Sqkm) | 2.4 |
| Area(Polygonal) | 2.4 |
| Capital Expenditure | 31.5 |
| Depth(M) | 13.1 |
| Avg Displacement Of Water | 602 |
| Catchment Area In Sqkm | 52 |
| Main Usage | Flood control |
| Status | 2: Good |
| Longitude | -85.325417 |
| Latitude | 40.02375 |
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