Lac Épi is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 453 meters.

• Latitude: 49° 38' 48'' North   (decimal: 49.6466667)
• Longitude: 73° 57' 32'' West   (decimal: -73.9588889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 453 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Épi
• GPS Coordinate Locator Map: Lac Épi Lat/Long