Three Day Lake is a Lake located in Mackenzie, Northwest Territories and has an elevation of 101 meters.

• Latitude: 65° 8' 30'' North   (decimal: 65.1417304)
• Longitude: 126° 46' 7'' West   (decimal: -126.7684927)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Northwest Territories
• Elevation: 101 meters
• Location: Mackenzie
• Atlas of Canada Locator Map: Three Day Lake
• GPS Coordinate Locator Map: Three Day Lake Lat/Long