Ruisseau à Jack is a River located in Lac-Pikauba; Charlevoix, Quebec.

• Latitude: 47° 35' 47'' North   (decimal: 47.5964111)
• Longitude: 70° 59' 19'' West   (decimal: -70.9886973)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Lac-Pikauba; Charlevoix
• Atlas of Canada Locator Map: Ruisseau à Jack
• GPS Coordinate Locator Map: Ruisseau à Jack Lat/Long