Lac la Manche is a Lake located in Lac-Walker; Sept-Rivières, Quebec.

• Latitude: 50° 4' 34'' North   (decimal: 50.0761548)
• Longitude: 67° 24' 42'' West   (decimal: -67.4116065)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac la Manche
• GPS Coordinate Locator Map: Lac la Manche Lat/Long