Reef Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 354 meters.

• Latitude: 50° 29' 7'' North   (decimal: 50.4852777)
• Longitude: 88° 50' 15'' West   (decimal: -88.8375000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 354 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Reef Lake
• GPS Coordinate Locator Map: Reef Lake Lat/Long