Lac Couture is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 475 meters.

• Latitude: 48° 9' 28'' North   (decimal: 48.1577778)
• Longitude: 72° 23' 54'' West   (decimal: -72.3983333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 475 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac Couture
• GPS Coordinate Locator Map: Lac Couture Lat/Long