Étang du Harpon is a Lake located in Lac-Moselle; La Vallée-de-la-Gatineau, Quebec.

• Latitude: 47° 47' 40'' North   (decimal: 47.7944444)
• Longitude: 75° 52' 18'' West   (decimal: -75.8716667)
• Topography Feature Category: Lake
• Geographical Feature: Étang
• Canadian Province/Territory: Quebec
• Location: Lac-Moselle; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Étang du Harpon
• GPS Coordinate Locator Map: Étang du Harpon Lat/Long