Lac Poussin is a Lake located in Lac-Pythonga; La Vallée-de-la-Gatineau, Quebec and has an elevation of 357 meters.

• Latitude: 47° 11' 49'' North   (decimal: 47.1969444)
• Longitude: 76° 12' 50'' West   (decimal: -76.2138889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 357 meters
• Location: Lac-Pythonga; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Lac Poussin
• GPS Coordinate Locator Map: Lac Poussin Lat/Long