Lac du Castor is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec and has an elevation of 270 meters.

• Latitude: 49° 25' 11'' North   (decimal: 49.4197707)
• Longitude: 68° 8' 18'' West   (decimal: -68.1383577)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 270 meters
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac du Castor
• GPS Coordinate Locator Map: Lac du Castor Lat/Long