Petit-Lac is a Unincorporated area located in Adstock; L'Amiante, Quebec and has an elevation of 404 meters.

• Latitude: 46° 4' 0'' North   (decimal: 46.0667021)
• Longitude: 71° 7' 5'' West   (decimal: -71.1181375)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Hameau
• Canadian Province/Territory: Quebec
• Elevation: 404 meters
• Location: Adstock; L'Amiante
• Atlas of Canada Locator Map: Petit-Lac
• GPS Coordinate Locator Map: Petit-Lac Lat/Long