Lac des Souches is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 365 meters.

• Latitude: 47° 7' 57'' North   (decimal: 47.1325)
• Longitude: 77° 9' 10'' West   (decimal: -77.1527777)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 365 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac des Souches
• GPS Coordinate Locator Map: Lac des Souches Lat/Long