Lac à l'Écluse is a Lake located in Petit-Saguenay; Le Fjord-du-Saguenay, Quebec and has an elevation of 148 meters.

• Latitude: 48° 9' 3'' North   (decimal: 48.1508564)
• Longitude: 69° 57' 30'' West   (decimal: -69.9583925)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 148 meters
• Location: Petit-Saguenay; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac à l'Écluse
• GPS Coordinate Locator Map: Lac à l'Écluse Lat/Long