Lac Hack is a Lake located in Lac-Pythonga; La Vallée-de-la-Gatineau, Quebec and has an elevation of 292 meters.

• Latitude: 46° 57' 29'' North   (decimal: 46.9580556)
• Longitude: 76° 10' 44'' West   (decimal: -76.1788889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 292 meters
• Location: Lac-Pythonga; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Lac Hack
• GPS Coordinate Locator Map: Lac Hack Lat/Long