Ruisseau Tranquille is a River located in Rivière-aux-Outardes; Manicouagan, Quebec.

• Latitude: 49° 43' 31'' North   (decimal: 49.7253269)
• Longitude: 68° 6' 19'' West   (decimal: -68.1053038)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Ruisseau Tranquille
• GPS Coordinate Locator Map: Ruisseau Tranquille Lat/Long