Petit lac à Jack is a Lake located in Lac-Pikauba; Charlevoix, Quebec and has an elevation of 829 meters.

• Latitude: 47° 38' 17'' North   (decimal: 47.6380556)
• Longitude: 71° 0' 4'' West   (decimal: -71.0011111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 829 meters
• Location: Lac-Pikauba; Charlevoix
• Atlas of Canada Locator Map: Petit lac à Jack
• GPS Coordinate Locator Map: Petit lac à Jack Lat/Long