Lac Birk is a Lake located in Port-Cartier; Sept-Rivières, Quebec and has an elevation of 302 meters.

• Latitude: 49° 37' 44'' North   (decimal: 49.6289354)
• Longitude: 67° 26' 59'' West   (decimal: -67.4497064)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 302 meters
• Location: Port-Cartier; Sept-Rivières
• Atlas of Canada Locator Map: Lac Birk
• GPS Coordinate Locator Map: Lac Birk Lat/Long