The Tana-Beles interbasin water transfer takes water from Lake Tana in Ethiopia and delivers it to the Beles River via the Tana Beles hydroelectric power plant. The water downstream is also used for irrigation.
Wikipedia https://en.wikipedia.org/wiki/Tana-Beles_interbasin_water_transfer
Address Ethiopia
Coordinates 11°49'44.7" N 36°56'20.192" E