Écluse à Thomas-Soucy is a Marine navigation feature located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 411 meters.

• Latitude: 48° 20' 29'' North   (decimal: 48.3413889)
• Longitude: 72° 50' 5'' West   (decimal: -72.8347222)
• Topography Feature Category: Marine navigation feature
• Geographical Feature: Écluse
• Canadian Province/Territory: Quebec
• Elevation: 411 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Écluse à Thomas-Soucy
• GPS Coordinate Locator Map: Écluse à Thomas-Soucy Lat/Long