Fourth Depot Lake is a Lake located in Frontenac, Ontario and has an elevation of 169 meters.

• Latitude: 44° 35' 32'' North   (decimal: 44.5922222)
• Longitude: 76° 47' 19'' West   (decimal: -76.7886111)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 169 meters
• Location: Frontenac
• Atlas of Canada Locator Map: Fourth Depot Lake
• GPS Coordinate Locator Map: Fourth Depot Lake Lat/Long