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Bon Accord Dam is an earth-fill type dam located on the Apies River, some 15 km north of Pretoria. The dam comprises an earth embankment with a side spillway. The catchment area of the dam is 315 km2 and comprises primarily the City of Tshwane Metropolitan Municipal area in Gauteng, South Africa. It was established in 1923 and its main purpose is irrigation.
Brandvlei Dam is an earth-fill type dam on the Lower Brandvlei River in Western Cape, South Africa. It was completed in 1983 and the inlet is the Holsloot River.
Ebenezer Dam is an earth-fill type dam on the Groot Letaba River, near Tzaneen, Limpopo, South Africa. The Broederstroom also flows into the dam. It was established in 1959 and its primary purpose is for municipal and industrial usage. The dam's hazard potential has been ranked to be high.
Inanda Dam is an earth-fill type dam located on the Mgeni River, near Inanda, KwaZulu-Natal, South Africa. It was established in 1989 and its primary purpose is to serve for domestic and industrial use.
Kalkfontein Dam is a rockfill type dam located on the Riet River, near Koffiefontein, Free State, South Africa. It was established in 1938 and renovated in 1977. The primary purpose of the dam is to serve for irrigation purposes and its hazard potential has been ranked high (3). Kalkfontein Dam reservoir is often quite low as the upstream area is hot and dry and too small to fill a dam of this size, however during flooding on the Orange River, water is transferred from the Orange River at Vanderkloof Dam to Kalkfontein Dam. In 2021 this led to the reservoir rising from 17.3% to 61.7% in a single week.
Middle Letaba Dam is an earth-fill type dam located on the Middle Letaba River, 40 km east of Elim and 40 km west of Giyani, Limpopo, South Africa. The source of the Middle Letaba river rises high in the tropical mountains of Magoebaskloof near Tzaneen, where rainfall is abundant during the summer months. The river passes numerous villages and its flow becomes quite strong when it reaches the village of Magoro.
Mokolo Dam is a rock-fill type dam located on the Mokolo River, near Lephalale, Limpopo, South Africa. It was established in 1980. The Malmanies River and the Bulspruit River, two tributaries of the Mokolo, also enter the dam from its left side. The dam supplies water to Lephalale town. The dam mainly serves for municipal and industrial purposes and its hazard potentials has been ranked high (3).
Molatedi Dam is an earth-fill type dam located on the Marico River, near Zeerust, North West, South Africa. It was established in 1986 and serves mainly for irrigation purposes and domestic supply. The hazard potential of the dam has been ranked high (3).
Theewaterskloof Dam is an earth-fill type dam located on the Sonderend River near Villiersdorp, Western Cape, South Africa. Administratively it is located within Theewaterskloof Local Municipality. It was established in 1978 and is the largest dam in the Western Cape Water Supply System with a capacity of 480 million cubic metres, about 41% of the water storage capacity available to Cape Town, which has a population of over 4 million people. The dam mainly serves for municipal and industrial use as well as for irrigation purposes. The hazard potential of the dam has been ranked high (3).
Voëlvlei Dam is a dam located in the Western Cape, South Africa near the town of Gouda. The earth-fill wall is 2,910 metres (9,550 ft) long and 10 metres (33 ft) high. The reservoir covers an area of 1,524 hectares and has a capacity of 168,000 megalitres, making it the second-largest reservoir in the Western Cape Water Supply System. Water from the reservoir is supplied to water treatment works of the City of Cape Town and the West Coast District Municipality, and can also be released into the Berg River for agricultural purposes or to fill the Misverstand Dam.
Wemmershoek Dam is an rock-fill type dam located on the Wemmershoek River near Franschhoek and Paarl in South Africa. It was constructed between 1953 and 1957 on behalf of the City of Cape Town. With a reservoir capacity of 58,644 megalitres, it provides approximately 6.5% of the storage capacity of the Western Cape Water Supply System which supplies Cape Town and surrounding areas.
Fika-Patso Dam is a combined earth-fill/rock-fill type dam located on the Namahadi River, the uppermost section of the Elands River, a tributary of the Wilge River.
The Grassridge Dam is an earth-fill type dam located on a tributary of the Great Fish River called the Great Brak River, near Hofmeyr, Eastern Cape, South Africa. It is the starting point for the Fish River Canoe Marathon, which ends in Cradock. The Dam was constructed in 1923 and has been renovated in 1948. Its main purpose is for irrigation use and the hazard potential has been ranked high (3).
Injaka Dam, also spelled Inyaka Dam is an earth-fill type dam located on the Ngwaritsane River, near Bushbuckridge, Mpumalanga, South Africa. It was established in 2001 and its primary purpose is to store water for irrigation use. The hazard potential of the dam has been ranked as high (3).
Mthatha Dam is an earth-fill type dam located on the Mthatha River, near Mthatha, Eastern Cape, South Africa. It was established in 1977 and serves mainly for municipal and industrial purposes. Its hazard potential has been ranked high (3).
Sol Plaatje Dam is an earth-fill type dam located at the confluence of the As and Liebenbergsvlei Rivers near Bethlehem, Free State, South Africa. It was established in 1968 and serves mainly for municipal and domestic water supply. The hazard potential of the dam has been ranked high. The reservoir receives water from the Lesotho Highlands Water Project via the As River.
Steenbras Upper Dam is an earth-fill type dam located in the Hottentots Holland Mountains above Gordons Bay in the Western Cape, South Africa. It impounds the Steenbras River upstream of the older Steenbras Dam. The dam was constructed in 1977 for the City of Cape Town and serves mainly for municipal and industrial use. The hazard potential of the dam has been ranked high (3).
Waterdown Dam is an earth-fill type dam (reservoir) located on the Klipplaat River near Whittlesea, Eastern Cape, South Africa. It supplies Whittlesea and Queenstown with drinking water and was established in 1958. The hazard potential of the dam has been ranked high (3).
Oxkraal Dam is a zoned earth-fill/rock-fill type dam located on the Oxkraal River, about 8 km South West of Whittlesea, Eastern Cape, South Africa. It was created in 1989 and serves mainly for irrigation purposes. The hazard potential of the dam has been ranked high (3).
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