Gros lac Ruisseau is a Lake located in Lac-Pikauba; Charlevoix, Quebec.

• Latitude: 47° 41' 33'' North   (decimal: 47.6925)
• Longitude: 70° 37' 48'' West   (decimal: -70.63)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Pikauba; Charlevoix
• GPS Coordinate Locator Map: Gros lac Ruisseau Lat/Long