La Grande Décharge is a River located in Sainte-Anne-de-Sorel; Pierre-De Saurel, Quebec.

• Latitude: 46° 5' 52'' North   (decimal: 46.0978077)
• Longitude: 73° 1' 22'' West   (decimal: -73.0229035)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Sainte-Anne-de-Sorel; Pierre-De Saurel
• GPS Coordinate Locator Map: La Grande Décharge Lat/Long