Tono Dam (Ghana)
The 928th tallest dam in the world
Tono Dam is one of the largest agricultural dams in western Africa, located in Kassena-Nankana District of Upper East Region, northern Ghana. The 2km long dam irrigates some 2,490 hectares of land.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).