Lac Descayrac is a Lake located in Caniapiscau; Caniapiscau, Quebec and has an elevation of 603 meters.

• Latitude: 53° 53' 38'' North   (decimal: 53.8938889)
• Longitude: 67° 44' 48'' West   (decimal: -67.7466667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 603 meters
• Location: Caniapiscau; Caniapiscau
• Atlas of Canada Locator Map: Lac Descayrac
• GPS Coordinate Locator Map: Lac Descayrac Lat/Long