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

• Latitude: 50° 0' 3'' North   (decimal: 50.0008923)
• Longitude: 70° 25' 19'' West   (decimal: -70.4220718)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac Gauche
• GPS Coordinate Locator Map: Lac Gauche Lat/Long