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

• Latitude: 55° 29' 15'' North   (decimal: 55.4874998)
• Longitude: 124° 16' 20'' West   (decimal: -124.27222)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: British Columbia
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Connaghan Lake
• GPS Coordinate Locator Map: Connaghan Lake Lat/Long