Marais Dumouchel is a Lake located in L'Île-du-Grand-Calumet; Pontiac, Quebec and has an elevation of 104 meters.

• Latitude: 45° 48' 5'' North   (decimal: 45.8013889)
• Longitude: 76° 42' 39'' West   (decimal: -76.7108333)
• Topography Feature Category: Lake
• Geographical Feature: Étang
• Canadian Province/Territory: Quebec
• Elevation: 104 meters
• Location: L'Île-du-Grand-Calumet; Pontiac
• Atlas of Canada Locator Map: Marais Dumouchel
• GPS Coordinate Locator Map: Marais Dumouchel Lat/Long