Lac du Trou is a Lake located in Hébertville; Lac-Saint-Jean-Est, Quebec.

• Latitude: 48° 17' 37'' North   (decimal: 48.2936111)
• Longitude: 71° 38' 52'' West   (decimal: -71.6477778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Hébertville; Lac-Saint-Jean-Est
• Atlas of Canada Locator Map: Lac du Trou
• GPS Coordinate Locator Map: Lac du Trou Lat/Long