Lac Desermous is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 470 meters.

• Latitude: 49° 6' 47'' North   (decimal: 49.1130556)
• Longitude: 73° 19' 33'' West   (decimal: -73.3258333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 470 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Desermous
• GPS Coordinate Locator Map: Lac Desermous Lat/Long