Lac Dubé is a Lake located in Lac-Blanc; Portneuf, Quebec and has an elevation of 616 meters.

• Latitude: 47° 16' 4'' North   (decimal: 47.2677778)
• Longitude: 71° 59' 6'' West   (decimal: -71.985)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 616 meters
• Location: Lac-Blanc; Portneuf
• Atlas of Canada Locator Map: Lac Dubé
• GPS Coordinate Locator Map: Lac Dubé Lat/Long