Lac Blanc is a Lake located in Saint-Didace; D'Autray, Quebec and has an elevation of 200 meters.

• Latitude: 46° 24' 14'' North   (decimal: 46.4038888)
• Longitude: 73° 11' 58'' West   (decimal: -73.1994444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 200 meters
• Location: Saint-Didace; D'Autray
• Atlas of Canada Locator Map: Lac Blanc
• GPS Coordinate Locator Map: Lac Blanc Lat/Long