Groendal Dam

Groendal Dam is an arch-type dam located on the Zwartskop River, near Uitenhage, Eastern Cape, South Africa. The Dam was originally called the Dolley Reservoir, in recognition of the contribution of the Dolley family to the development of Uitenhage. The Dam was constructed in 1933 (commissioned in 1934) and its primary purpose is for municipal and domestic use. The hazard potential of the dam has been ranked high (3).

Groendal Dam
Official name	Groendal Dam
Location	Eastern Cape, South Africa
Coordinates	33°42′1″S 25°16′23″E
Opening date	1934
Operator(s)	Department of Water Affairs and Forestry
Dam and spillways
Type of dam	arch
Impounds	Zwartkops River
Height	51 m
Length	125 m
Reservoir
Creates	Groendal Dam Reservoir
Total capacity	12 100 000 m³
Surface area	92 ha