Cours d'eau Gagnon is a River located in Baie-James; Jamésie, Quebec.

• Latitude: 49° 4' 25'' North   (decimal: 49.0737025)
• Longitude: 79° 10' 23'' West   (decimal: -79.1731493)
• Topography Feature Category: River
• Geographical Feature: Cours d'eau agricole
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Cours d'eau Gagnon
• GPS Coordinate Locator Map: Cours d'eau Gagnon Lat/Long