Lac Inconnu is a Lake located in Baie-Comeau; Manicouagan, Quebec and has an elevation of 85 meters.

• Latitude: 49° 19' 37'' North   (decimal: 49.3269917)
• Longitude: 68° 9' 19'' West   (decimal: -68.1553029)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 85 meters
• Location: Baie-Comeau; Manicouagan
• Atlas of Canada Locator Map: Lac Inconnu
• GPS Coordinate Locator Map: Lac Inconnu Lat/Long