Lac Harcouet is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 54° 37' 38'' North   (decimal: 54.6272222)
• Longitude: 77° 20' 41'' West   (decimal: -77.3447222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• GPS Coordinate Locator Map: Lac Harcouet Lat/Long