Barrage LG-Deux is a Hydraulic construction located in Baie-James; Jamésie, Quebec.

• Latitude: 53° 47' 9'' North   (decimal: 53.7859549)
• Longitude: 77° 27' 6'' West   (decimal: -77.4516998)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Barrage
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• GPS Coordinate Locator Map: Barrage LG-Deux Lat/Long