Mackenzie River Mackenzie River The Mackenzie River (Slavey language: Deh-Cho , "big river" or Inuvialuktun: Kuukpak , "great river"; ) is the longest river system in Canada, and has the second largest drainage basin of any North American river after the Mississippi River. The Mackenzie River flows through a vast, thinly populated region of forest and tundra entirely within the Canadian Northwest Territories, although its many tributaries reach into four other Canadian provinces and territories. The river's main stem is long, flowing north-northwest from Great Slave Lake into the Arctic Ocean, where it forms a large delta at its mouth. Its extensive
Lake Yonah Lake Yonah Lake Yonah is a lake on the Tugaloo River, separating Georgia and South Carolina. The lake is created by the Yonah Dam, which is owned and operated by Georgia Power, and generates 22 megawatts. Lake Yonah is a residential lake with seventy-two vacation and permanent homes. After the Tugaloo River flows from Yonah through the lower dam, it continues to Lake Hartwell, and joins the Savannah River, which empties into the Atlantic Ocean. Another tributary to this great river is the Seneca River, which flows into it from South Carolina. Lake Yonah is also a source of fresh