Blowdown Lake is a Lake located in Guysborough, Nova Scotia and has an elevation of 20 meters.

• Latitude: 45° 19' 21'' North   (decimal: 45.3224999)
• Longitude: 61° 2' 33'' West   (decimal: -61.0425000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Nova Scotia
• Elevation: 20 meters
• Location: Guysborough
• Atlas of Canada Locator Map: Blowdown Lake
• GPS Coordinate Locator Map: Blowdown Lake Lat/Long