Lac Vertnez is a Lake located in Saint-Alexis-des-Monts; Maskinongé, Quebec and has an elevation of 376 meters.

• Latitude: 46° 34' 33'' North   (decimal: 46.5758648)
• Longitude: 73° 15' 33'' West   (decimal: -73.2592968)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 376 meters
• Location: Saint-Alexis-des-Monts; Maskinongé
• Atlas of Canada Locator Map: Lac Vertnez
• GPS Coordinate Locator Map: Lac Vertnez Lat/Long