Grootdraai
| Dam Name | Grootdraai |
| River | Vaal |
| Main Basin | Orange |
| Sub Basin | Riet |
| Near City | Standerton |
| Administration City | Free State |
| Country | South Africa |
| Year | 1978 |
| Dam Height | 42 |
| Dam Length | -99 |
| Area(Sqkm) | 37.7 |
| Area(Polygonal) | 37.7 |
| Capital Expenditure | 362.5 |
| Depth(M) | 9.6 |
| Avg Displacement Of Water | 19616 |
| Catchment Area In Sqkm | 7970 |
| Main Usage | Water supply |
| Status | 2: Good |
| Longitude | 29.295417 |
| Latitude | -26.917917 |
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