Rivière McDonald Ouest is a River located in L'Île-d'Anticosti; Minganie, Quebec.

• Latitude: 49° 44' 39'' North   (decimal: 49.7442359)
• Longitude: 63° 5' 28'' West   (decimal: -63.0912403)
• Topography Feature Category: River
• Geographical Feature: Rivière
• Canadian Province/Territory: Quebec
• Location: L'Île-d'Anticosti; Minganie
• Atlas of Canada Locator Map: Rivière McDonald Ouest
• GPS Coordinate Locator Map: Rivière McDonald Ouest Lat/Long