Lac Pirey is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 445 meters.

• Latitude: 49° 31' 41'' North   (decimal: 49.5280556)
• Longitude: 73° 39' 28'' West   (decimal: -73.6577778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 445 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Pirey
• GPS Coordinate Locator Map: Lac Pirey Lat/Long