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

• Latitude: 49° 47' 47'' North   (decimal: 49.7963889)
• Longitude: 73° 49' 16'' West   (decimal: -73.8211111)
• 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 Tau
• GPS Coordinate Locator Map: Lac Tau Lat/Long