Big Four Mine Dam Bf-1
| Dam Name | Big Four Mine Dam BF-1 |
| River | Lake Branch of Alfia River |
| Administration City | Florida |
| Country | United States |
| Year | 1977 |
| Dam Height | 12 |
| Dam Length | 6437 |
| Area(Sqkm) | 0.8 |
| Area(Polygonal) | 0.8 |
| Capital Expenditure | 22.2 |
| Depth(M) | 27.7 |
| Avg Displacement Of Water | 1 |
| Catchment Area In Sqkm | 2 |
| Main Usage | Other |
| Status | 4: Poor |
| Longitude | -82.094583 |
| Latitude | 27.74125 |
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