Fat Lake is a Lake located in Mackenzie, Northwest Territories and has an elevation of 242 meters.

• Latitude: 66° 47' 10'' North   (decimal: 66.7862047)
• Longitude: 127° 16' 7'' West   (decimal: -127.2687343)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Northwest Territories
• Elevation: 242 meters
• Location: Mackenzie
• Atlas of Canada Locator Map: Fat Lake
• GPS Coordinate Locator Map: Fat Lake Lat/Long