Barrage Mountain is a Hydraulic construction located in Lac-Nilgaut; Pontiac, Quebec.

• Latitude: 46° 12' 5'' North   (decimal: 46.2014477)
• Longitude: 77° 13' 37'' West   (decimal: -77.2269545)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Barrage
• Canadian Province/Territory: Quebec
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Barrage Mountain
• GPS Coordinate Locator Map: Barrage Mountain Lat/Long