Lac Charles-Eugène is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec.

• Latitude: 48° 55' 26'' North   (decimal: 48.9238889)
• Longitude: 70° 56' 52'' West   (decimal: -70.9477778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac Charles-Eugène
• GPS Coordinate Locator Map: Lac Charles-Eugène Lat/Long