Lac Vaison is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 450 meters.

• Latitude: 49° 23' 5'' North   (decimal: 49.3847222)
• Longitude: 73° 35' 19'' West   (decimal: -73.5886110)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 450 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Vaison
• GPS Coordinate Locator Map: Lac Vaison Lat/Long