Lac Louis is a Lake located in Port-Cartier; Sept-Rivières, Quebec.

• Latitude: 49° 44' 41'' North   (decimal: 49.7447688)
• Longitude: 67° 20' 3'' West   (decimal: -67.3341309)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Port-Cartier; Sept-Rivières
• Atlas of Canada Locator Map: Lac Louis
• GPS Coordinate Locator Map: Lac Louis Lat/Long