Black Friday Lake is a Lake located in Cassiar Land District, British Columbia.

• Latitude: 59° 35' North   (decimal: 59.5833000)
• Longitude: 129° 58' West   (decimal: -129.9666999)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: British Columbia
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Black Friday Lake
• GPS Coordinate Locator Map: Black Friday Lake Lat/Long