Lajes Reservoir
| Reservoir Name | Lajes Reservoir |
| Dam Name | Ribeirao da Prata |
| River | Prata |
| Near City | Mangaratiba |
| Administration City | Rio de Janeiro |
| Country | Brazil |
| Year | 1958 |
| Dam Height | 26 |
| Dam Length | 84 |
| Area(Sqkm) | 20.7 |
| Area(Polygonal) | 20.7 |
| Capital Expenditure | 1052 |
| Depth(M) | 50.8 |
| Avg Displacement Of Water | 4084 |
| Catchment Area In Sqkm | 300 |
| Main Usage | Hydroelectricity |
| Status | 3: Fair |
| Longitude | -43.882917 |
| Latitude | -22.700417 |
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