Barrage de Duchesnay is a Hydraulic construction located in Sainte-Catherine-de-la-Jacques-Cartier; La Jacques-Cartier, Quebec and has an elevation of 162 meters.

• Latitude: 46° 52' 2'' North   (decimal: 46.8672221)
• Longitude: 71° 38' 15'' West   (decimal: -71.6374999)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Barrage
• Canadian Province/Territory: Quebec
• Elevation: 162 meters
• Location: Sainte-Catherine-de-la-Jacques-Cartier; La Jacques-Cartier
• Atlas of Canada Locator Map: Barrage de Duchesnay
• GPS Coordinate Locator Map: Barrage de Duchesnay Lat/Long