Cours d'eau Grenier-Dupuis is a River located in Salaberry-de-Valleyfield; Beauharnois-Salaberry, Quebec.

• Latitude: 45° 17' 9'' North   (decimal: 45.2858751)
• Longitude: 74° 9' 11'' West   (decimal: -74.1529502)
• Topography Feature Category: River
• Geographical Feature: Cours d'eau agricole
• Canadian Province/Territory: Quebec
• Location: Salaberry-de-Valleyfield; Beauharnois-Salaberry
• Atlas of Canada Locator Map: Cours d'eau Grenier-Dupuis
• GPS Coordinate Locator Map: Cours d'eau Grenier-Dupuis Lat/Long