Kilburn Dam
The 642nd tallest dam in the world
The Kilburn Dam, an earth-fill type dam and part of the Tugela-Vaal Water Project and Drakensberg Pumped Storage Scheme, is located 500 metres (1, 600 ft) lower than the Sterkfontein Dam, on the Mnjaneni River, near Bergville, KwaZulu-Natal, province of South Africa. The dam was commissioned in 1981, has a capacity of 36,700 cubic metres (1, 300, 000 cu ft), and a surface area of 207 hectares (510 acres), the dam wall is 48 metres (157 ft) high. The main purpose of the dam assembly is to serve for the generation of hydro-electricity and its hazard potential has been ranked high (3).
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).