Lac Downs is a Lake located in La Tuque; Le Haut-Saint-Maurice, Quebec.

• Latitude: 48° 0' 17'' North   (decimal: 48.0047222)
• Longitude: 74° 13' 2'' West   (decimal: -74.2172221)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: La Tuque; Le Haut-Saint-Maurice
• GPS Coordinate Locator Map: Lac Downs Lat/Long