Lac de la Ligne is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec.

• Latitude: 49° 33' 22'' North   (decimal: 49.5561613)
• Longitude: 68° 13' 23'' West   (decimal: -68.2230837)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac de la Ligne
• GPS Coordinate Locator Map: Lac de la Ligne Lat/Long