Lac Sylvain is a Lake located in La Tuque; Le Haut-Saint-Maurice, Quebec and has an elevation of 481 meters.

• Latitude: 48° 12' 13'' North   (decimal: 48.2036745)
• Longitude: 74° 9' 9'' West   (decimal: -74.1526234)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 481 meters
• Location: La Tuque; Le Haut-Saint-Maurice
• Atlas of Canada Locator Map: Lac Sylvain
• GPS Coordinate Locator Map: Lac Sylvain Lat/Long