Fossé des Aulnages is a Hydraulic construction located in Saint-Bernard-de-Michaudville; Les Maskoutains, Quebec and has an elevation of 18 meters.

• Latitude: 45° 49' 13'' North   (decimal: 45.8203143)
• Longitude: 73° 6' 48'' West   (decimal: -73.1134614)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Fossé
• Canadian Province/Territory: Quebec
• Elevation: 18 meters
• Location: Saint-Bernard-de-Michaudville; Les Maskoutains
• Atlas of Canada Locator Map: Fossé des Aulnages
• GPS Coordinate Locator Map: Fossé des Aulnages Lat/Long