Tunnel Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 373 meters.

• Latitude: 50° 16' 4'' North   (decimal: 50.2677777)
• Longitude: 89° 16' 36'' West   (decimal: -89.2766666)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 373 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Tunnel Lake
• GPS Coordinate Locator Map: Tunnel Lake Lat/Long