Grand lac à Truite is a Lake located in Rivière-Mistassini; Maria-Chapdelaine, Quebec and has an elevation of 228 meters.

• Latitude: 49° 6' 46'' North   (decimal: 49.1127778)
• Longitude: 72° 32' 41'' West   (decimal: -72.5447222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 228 meters
• Location: Rivière-Mistassini; Maria-Chapdelaine
• Atlas of Canada Locator Map: Grand lac à Truite
• GPS Coordinate Locator Map: Grand lac à Truite Lat/Long