Lac Down is a Lake located in Lac-Douaire; Antoine-Labelle, Quebec and has an elevation of 483 meters.

• Latitude: 46° 56' 1'' North   (decimal: 46.9336111)
• Longitude: 74° 57' 17'' West   (decimal: -74.9547222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 483 meters
• Location: Lac-Douaire; Antoine-Labelle
• Atlas of Canada Locator Map: Lac Down
• GPS Coordinate Locator Map: Lac Down Lat/Long