The Cochrane River is a river in Canadian provinces of Manitoba and Saskatchewan. Located in the boreal forest of the Canadian Shield, it flows from Wellbelove Bay on the northern end of Wollaston Lake in north-eastern Saskatchewan to the north-east end of Reindeer Lake in Manitoba. The river has a drainage basin of 28,400 square kilometre…The Cochrane River is a river in Canadian provinces of Manitoba and Saskatchewan. Located in the boreal forest of the Canadian Shield, it flows from Wellbelove Bay on the northern end of Wollaston Lake in north-eastern Saskatchewan to the north-east end of Reindeer Lake in Manitoba. The river has a drainage basin of 28,400 square kilometres and is part of the Churchill River drainage basin.