The Waneta Dam is a concrete gravity-type hydroelectric dam on the Pend d'Oreille River in the Canadian province of British Columbia. It lies 9.5 kilometres (6 mi) downstream of Seven Mile Dam at the Pend d'Oreille's confluence with the Columbia River. It is located about 12.5 kilometres (8 mi) southeast of Trail and 0.35 kilometres (0.2 mi) north of the U.S. border at Washington.