Ruisseau au Castor is a River located in Rivière-Nipissis; Sept-Rivières, Quebec and has an elevation of 707 meters.

• Latitude: 50° 44' 41'' North   (decimal: 50.7447222)
• Longitude: 65° 38' 41'' West   (decimal: -65.6447222)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Elevation: 707 meters
• Location: Rivière-Nipissis; Sept-Rivières
• Atlas of Canada Locator Map: Ruisseau au Castor
• GPS Coordinate Locator Map: Ruisseau au Castor Lat/Long