| Xonxa Dam | |
|---|---|
| Official name | Xonxa Dam |
| Location | Eastern Cape, South Africa |
| Coordinates | 31°49′16.4″S 27°07′54.5″E / 31.821222°S 27.131806°E |
| Opening date | 1972 |
| Operator(s) | Department of Water and Sanitation |
| Dam and spillways | |
| Type of dam | composite zoned earthfill/rockfill |
| Impounds | White Kei |
| Height | 48 m |
| Length | 320 m |
| Reservoir | |
| Creates | Xonxa Dam Reservoir |
| Total capacity | 158 500 000 m3 |
| Catchment area | 1 486 km2 |
| Surface area | 1 450 ha |
Xonxa Dam, is a composite zoned earthfill/rockfill dam situated on the White Kei River in Eastern Cape, South Africa. It was established in 1972 and has a capacity of 158,500,000 cubic metres (5.60×109 cu ft). The wall is 48 metres (157 ft) high. The dam serves mainly for irrigation purposes and its hazard potential has been ranked high (3).