Petit lac MacDonald is a Lake located in Harrington; Argenteuil, Quebec and has an elevation of 226 meters.

• Latitude: 45° 50' 3'' North   (decimal: 45.8341667)
• Longitude: 74° 34' 59'' West   (decimal: -74.5830555)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 226 meters
• Location: Harrington; Argenteuil
• Atlas of Canada Locator Map: Petit lac MacDonald
• GPS Coordinate Locator Map: Petit lac MacDonald Lat/Long