Poortjieskloof
| Dam Name | Poortjieskloof |
| River | Groot |
| Main Basin | Indian Ocean Coast |
| Sub Basin | Breede |
| Near City | Montagu |
| Administration City | Western Cape |
| Country | South Africa |
| Year | 1979 |
| Dam Height | -99 |
| Dam Length | -99 |
| Area(Sqkm) | 0.7 |
| Area(Polygonal) | 0.7 |
| Capital Expenditure | 10 |
| Depth(M) | 14.3 |
| Avg Displacement Of Water | 64 |
| Catchment Area In Sqkm | 94 |
| Main Usage | Irrigation |
| Status | 3: Fair |
| Longitude | 20.37125 |
| Latitude | -33.859583 |
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