Lac Arrayou is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 420 meters.

• Latitude: 49° 0' 29'' North   (decimal: 49.0080556)
• Longitude: 74° 4' 39'' West   (decimal: -74.0775)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 420 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Arrayou
• GPS Coordinate Locator Map: Lac Arrayou Lat/Long