Lac Watistun is a Lake located in Lac-Ernest; Antoine-Labelle, Quebec and has an elevation of 297 meters.

• Latitude: 46° 15' 8'' North   (decimal: 46.2522723)
• Longitude: 75° 12' 38'' West   (decimal: -75.2104795)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 297 meters
• Location: Lac-Ernest; Antoine-Labelle
• Atlas of Canada Locator Map: Lac Watistun
• GPS Coordinate Locator Map: Lac Watistun Lat/Long