Lac Long is a Lake located in Senneterre; Vallée-de-l'Or, Quebec and has an elevation of 470 meters.

• Latitude: 48° 41' 14'' North   (decimal: 48.6872222)
• Longitude: 76° 27' 59'' West   (decimal: -76.4663889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 470 meters
• Location: Senneterre; Vallée-de-l'Or
• Atlas of Canada Locator Map: Lac Long
• GPS Coordinate Locator Map: Lac Long Lat/Long