Flatrock Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 481 meters.

• Latitude: 48° 17' 58'' North   (decimal: 48.2994444)
• Longitude: 90° 13' 35'' West   (decimal: -90.2263888)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 481 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Flatrock Lake
• GPS Coordinate Locator Map: Flatrock Lake Lat/Long