Surprise Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 464 meters.

• Latitude: 48° 37' 17'' North   (decimal: 48.6213888)
• Longitude: 89° 19' 52'' West   (decimal: -89.3311111)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 464 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Surprise Lake
• GPS Coordinate Locator Map: Surprise Lake Lat/Long