Eau Claire, Lac à l'
Lac à l'Eau Claire, 1383 km2, elevation 241 m, max length 71 km, is located in northwestern Québec about 133 km east of the southeastern shore of Hudson Bay. Probably formed by the impact of a METEORITE, the lake drains west via Rivière à l'Eau Claire into Lac GUILLAUME-DELISLE. The lake's name describes the clarity of its water.