Lac Très Rocheux is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 442 meters.

• Latitude: 49° 38' 57'' North   (decimal: 49.6492318)
• Longitude: 73° 59' 56'' West   (decimal: -73.9990128)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 442 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Très Rocheux
• GPS Coordinate Locator Map: Lac Très Rocheux Lat/Long