Barekese Dam
The 928th tallest dam in the world
Barekese Dam is a dam on the Ofin River that supports the main water treatment plant for Kumasi in the Ashanti Region of Ghana, supplying about 80 percent of the potable water for the city and its surrounding environs. It is operated by the Ghana Water Company.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).