Lac Atwell is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 50° 8' 00'' North   (decimal: 50.1333333)
• Longitude: 79° 21' 12'' West   (decimal: -79.3533333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• GPS Coordinate Locator Map: Lac Atwell Lat/Long