La Grande Décharge is a River located in Saint-Bernard-de-Lacolle; Les Jardins-de-Napierville, Quebec and has an elevation of 57 meters.

• Latitude: 45° 2' 59'' North   (decimal: 45.0497632)
• Longitude: 73° 26' 29'' West   (decimal: -73.4415253)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Elevation: 57 meters
• Location: Saint-Bernard-de-Lacolle; Les Jardins-de-Napierville
• Atlas of Canada Locator Map: La Grande Décharge
• GPS Coordinate Locator Map: La Grande Décharge Lat/Long