Guay Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 360 meters.

• Latitude: 49° 50' 36'' North   (decimal: 49.8433333)
• Longitude: 89° 24' 9'' West   (decimal: -89.4025000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 360 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Guay Lake
• GPS Coordinate Locator Map: Guay Lake Lat/Long