Grand ruisseau Mercier is a River located in Sept-Îles; Sept-Rivières, Quebec and has an elevation of 384 meters.

• Latitude: 50° 25' 0'' North   (decimal: 50.4167118)
• Longitude: 66° 10' 21'' West   (decimal: -66.1724443)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Elevation: 384 meters
• Location: Sept-Îles; Sept-Rivières
• Atlas of Canada Locator Map: Grand ruisseau Mercier
• GPS Coordinate Locator Map: Grand ruisseau Mercier Lat/Long