Lac d'en Bas is a Lake located in Saint-Alexis-des-Monts; Maskinongé, Quebec and has an elevation of 265 meters.

• Latitude: 46° 28' 58'' North   (decimal: 46.4827777)
• Longitude: 73° 13' 00'' West   (decimal: -73.2166666)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 265 meters
• Location: Saint-Alexis-des-Monts; Maskinongé
• Atlas of Canada Locator Map: Lac d'en Bas
• GPS Coordinate Locator Map: Lac d'en Bas Lat/Long