Petronio Portel
| Dam Name | Petronio Portel |
| River | Piaui |
| Main Basin | Paranaiba |
| Near City | Sao Raimundo Nonato |
| Administration City | Piaui |
| Country | Brazil |
| Year | 1899 |
| Dam Height | 37 |
| Dam Length | 962 |
| Area(Sqkm) | 5.8 |
| Area(Polygonal) | 5.8 |
| Capital Expenditure | 181.2 |
| Depth(M) | 31.2 |
| Avg Displacement Of Water | 25524 |
| Catchment Area In Sqkm | 6567 |
| Status | 3: Fair |
| Longitude | -42.42875 |
| Latitude | -9.000417 |
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