Lac du Cep is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec.

• Latitude: 49° 7' 4'' North   (decimal: 49.1177778)
• Longitude: 70° 5' 32'' West   (decimal: -70.0922222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac du Cep
• GPS Coordinate Locator Map: Lac du Cep Lat/Long