Grand lac à la Truite is a Lake located in Mulgrave-et-Derry; Papineau, Quebec and has an elevation of 289 meters.

• Latitude: 45° 42' 34'' North   (decimal: 45.7094444)
• Longitude: 75° 24' 10'' West   (decimal: -75.4027777)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 289 meters
• Location: Mulgrave-et-Derry; Papineau
• Atlas of Canada Locator Map: Grand lac à la Truite
• GPS Coordinate Locator Map: Grand lac à la Truite Lat/Long