Paulo Afonso 4
| Dam Name | Paulo Afonso 4 |
| River | Sao Francisco |
| Main Basin | Sao Francisco |
| Near City | Paulo Afonso |
| Administration City | Alagoas |
| Country | Brazil |
| Year | 1979 |
| Dam Height | 35 |
| Dam Length | 7350 |
| Area(Sqkm) | 14.7 |
| Area(Polygonal) | 14.7 |
| Capital Expenditure | 128 |
| Depth(M) | 8.7 |
| Avg Displacement Of Water | 1 |
| Catchment Area In Sqkm | 457 |
| Status | 4: Poor |
| Longitude | -38.220417 |
| Latitude | -9.412917 |
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