Lac Poontang is a Lake located in Dépôt-Échouani; La Vallée-de-la-Gatineau, Quebec.

• Latitude: 47° 46' 35'' North   (decimal: 47.7763889)
• Longitude: 75° 37' 41'' West   (decimal: -75.6280556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Dépôt-Échouani; La Vallée-de-la-Gatineau
• GPS Coordinate Locator Map: Lac Poontang Lat/Long