Lake Purdy Dam
| Dam Name | Lake Purdy Dam |
| River | Little Cahaba River |
| Administration City | Alabama |
| Country | United States |
| Year | 1964 |
| Dam Height | 17 |
| Dam Length | 65 |
| Area(Sqkm) | 3 |
| Area(Polygonal) | 3 |
| Capital Expenditure | 32.6 |
| Depth(M) | 10.9 |
| Avg Displacement Of Water | 2068 |
| Catchment Area In Sqkm | 116 |
| Main Usage | Water supply |
| Status | 2: Good |
| Longitude | -86.667083 |
| Latitude | 33.459583 |
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