Lac d'en Bas is a Lake located in Lac-Blanc; Portneuf, Quebec.

• Latitude: 47° 13' 52'' North   (decimal: 47.2311373)
• Longitude: 71° 57' 23'' West   (decimal: -71.9564804)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Blanc; Portneuf
• Atlas of Canada Locator Map: Lac d'en Bas
• GPS Coordinate Locator Map: Lac d'en Bas Lat/Long