Lac Dechêne is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec and has an elevation of 336 meters.

• Latitude: 51° 16' 6'' North   (decimal: 51.2683546)
• Longitude: 67° 52' 12'' West   (decimal: -67.8699991)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 336 meters
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac Dechêne
• GPS Coordinate Locator Map: Lac Dechêne Lat/Long