Ruisseau R.-Gagnon is a River located in Lac-Etchemin; Les Etchemins, Quebec.

• Latitude: 46° 26' 40'' North   (decimal: 46.4444738)
• Longitude: 70° 31' 2'' West   (decimal: -70.5172945)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Lac-Etchemin; Les Etchemins
• GPS Coordinate Locator Map: Ruisseau R.-Gagnon Lat/Long