Barrage Thom is a Hydraulic construction located in Trois-Rives; Mékinac, Quebec.

• Latitude: 46° 55' 42'' North   (decimal: 46.9283632)
• Longitude: 72° 39' 16'' West   (decimal: -72.6545575)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Barrage
• Canadian Province/Territory: Quebec
• Location: Trois-Rives; Mékinac
• Atlas of Canada Locator Map: Barrage Thom
• GPS Coordinate Locator Map: Barrage Thom Lat/Long