Lac Descoteaux is a Lake located in Lac-Croche; La Jacques-Cartier, Quebec.

• Latitude: 47° 32' 58'' North   (decimal: 47.5494809)
• Longitude: 72° 12' 56'' West   (decimal: -72.2156563)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Croche; La Jacques-Cartier
• GPS Coordinate Locator Map: Lac Descoteaux Lat/Long