Lac Montreuil is a Lake located in Franquelin; Manicouagan, Quebec and has an elevation of 66 meters.

• Latitude: 49° 18' 58'' North   (decimal: 49.3161572)
• Longitude: 67° 58' 9'' West   (decimal: -67.9691846)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 66 meters
• Location: Franquelin; Manicouagan
• Atlas of Canada Locator Map: Lac Montreuil
• GPS Coordinate Locator Map: Lac Montreuil Lat/Long