Lac Lewis is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 322 meters.

• Latitude: 49° 39' 47'' North   (decimal: 49.6630556)
• Longitude: 75° 41' 8'' West   (decimal: -75.6855556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 322 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Lewis
• GPS Coordinate Locator Map: Lac Lewis Lat/Long