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

• Latitude: 49° 24' 32'' North   (decimal: 49.4088889)
• Longitude: 71° 1' 12'' West   (decimal: -71.02)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac du Porc-Épic
• GPS Coordinate Locator Map: Lac du Porc-Épic Lat/Long