Lac à la Truite is a Lake located in Blue Sea; La Vallée-de-la-Gatineau, Quebec.

• Latitude: 46° 11' 51'' North   (decimal: 46.1975)
• Longitude: 76° 6' 32'' West   (decimal: -76.1088889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Blue Sea; La Vallée-de-la-Gatineau
• GPS Coordinate Locator Map: Lac à la Truite Lat/Long