Lac Hétu is a Lake located in Saint-Guillaume-Nord; Matawinie, Quebec and has an elevation of 430 meters.

• Latitude: 46° 22' 41'' North   (decimal: 46.3780941)
• Longitude: 73° 51' 13'' West   (decimal: -73.8534804)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 430 meters
• Location: Saint-Guillaume-Nord; Matawinie
• Atlas of Canada Locator Map: Lac Hétu
• GPS Coordinate Locator Map: Lac Hétu Lat/Long