Cours d'eau Mercier is a River located in Saint-Octave-de-Métis; La Mitis, Quebec.

• Latitude: 48° 36' 15'' North   (decimal: 48.6042087)
• Longitude: 68° 1' 33'' West   (decimal: -68.0258456)
• Topography Feature Category: River
• Geographical Feature: Cours d'eau agricole
• Canadian Province/Territory: Quebec
• Location: Saint-Octave-de-Métis; La Mitis
• Atlas of Canada Locator Map: Cours d'eau Mercier
• GPS Coordinate Locator Map: Cours d'eau Mercier Lat/Long