Lac aux Trois Angles is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec.

• Latitude: 50° 27' 20'' North   (decimal: 50.4556277)
• Longitude: 71° 5' 28'' West   (decimal: -71.0911830)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac aux Trois Angles
• GPS Coordinate Locator Map: Lac aux Trois Angles Lat/Long