Ruisseau Decoste is a River located in Lac-Normand; Mékinac, Quebec and has an elevation of 397 meters.

• Latitude: 47° 12' 32'' North   (decimal: 47.2089309)
• Longitude: 73° 25' 34'' West   (decimal: -73.4262403)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Elevation: 397 meters
• Location: Lac-Normand; Mékinac
• Atlas of Canada Locator Map: Ruisseau Decoste
• GPS Coordinate Locator Map: Ruisseau Decoste Lat/Long