Arroio Duro
| Dam Name | Arroio Duro |
| River | Duro |
| Near City | Camaqua |
| Administration City | Rio Grande do Sul |
| Country | Brazil |
| Year | 1965 |
| Dam Height | 21 |
| Dam Length | 1450 |
| Area(Sqkm) | 5.9 |
| Area(Polygonal) | 5.9 |
| Capital Expenditure | 148 |
| Depth(M) | 25.1 |
| Avg Displacement Of Water | 4394 |
| Catchment Area In Sqkm | 293 |
| Status | 4: Poor |
| Longitude | -51.849583 |
| Latitude | -30.825417 |
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