Negro Reservoir
| Reservoir Name | Negro |
| Dam Name | Dr. Gabriel Terra |
| River | Rio Negro |
| Main Basin | De la Plata |
| Near City | Paso de los Toros |
| Administration City | Tacuarembo |
| Country | Uruguay |
| Year | 1946 |
| Dam Height | 51 |
| Dam Length | 1170 |
| Area(Sqkm) | 718.5 |
| Area(Polygonal) | 718.5 |
| Capital Expenditure | 8800 |
| Depth(M) | 12.2 |
| Avg Displacement Of Water | 506294 |
| Catchment Area In Sqkm | 39530 |
| Main Usage | Hydroelectricity |
| Status | 3: Fair |
| Longitude | -56.420417 |
| Latitude | -32.829583 |
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