Barrage du Lac-Long is a Hydraulic construction located in Lac-Pikauba; Charlevoix, Quebec and has an elevation of 712 meters.

• Latitude: 47° 36' 28'' North   (decimal: 47.6077995)
• Longitude: 70° 46' 3'' West   (decimal: -70.7675844)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Barrage
• Canadian Province/Territory: Quebec
• Elevation: 712 meters
• Location: Lac-Pikauba; Charlevoix
• Atlas of Canada Locator Map: Barrage du Lac-Long
• GPS Coordinate Locator Map: Barrage du Lac-Long Lat/Long