La Grande Cascade is a Falls located in Rivière-Bonjour; Matane, Quebec.

• Latitude: 48° 53' 50'' North   (decimal: 48.8972680)
• Longitude: 66° 36' 58'' West   (decimal: -66.6160782)
• Topography Feature Category: Falls
• Geographical Feature: Cascade
• Canadian Province/Territory: Quebec
• Location: Rivière-Bonjour; Matane
• Atlas of Canada Locator Map: La Grande Cascade
• GPS Coordinate Locator Map: La Grande Cascade Lat/Long