Bras Ouest du Ruisseau L'Assomption is a River located in Saint-Guillaume-Nord; Matawinie, Quebec.

• Latitude: 46° 28' 9'' North   (decimal: 46.4692074)
• Longitude: 74° 3' 53'' West   (decimal: -74.0645994)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Saint-Guillaume-Nord; Matawinie
• GPS Coordinate Locator Map: Bras Ouest du Ruisseau L'Assomption Lat/Long