Lac Obus is a Lake located in Lac-Pythonga; La Vallée-de-la-Gatineau, Quebec and has an elevation of 380 meters.

• Latitude: 47° 8' 25'' North   (decimal: 47.1402778)
• Longitude: 76° 45' 10'' West   (decimal: -76.7527778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 380 meters
• Location: Lac-Pythonga; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Lac Obus
• GPS Coordinate Locator Map: Lac Obus Lat/Long