Barrage Gauthier is a Hydraulic construction located in Saint-Alexis-des-Monts; Maskinongé, Quebec.

• Latitude: 46° 41' 17'' North   (decimal: 46.6880864)
• Longitude: 73° 9' 39'' West   (decimal: -73.1609619)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Barrage
• Canadian Province/Territory: Quebec
• Location: Saint-Alexis-des-Monts; Maskinongé
• Atlas of Canada Locator Map: Barrage Gauthier
• GPS Coordinate Locator Map: Barrage Gauthier Lat/Long