Petit lac Gareau is a Lake located in Saint-Mathieu-du-Parc; Maskinongé, Quebec and has an elevation of 194 meters.

• Latitude: 46° 33' 2'' North   (decimal: 46.5505555)
• Longitude: 72° 56' 52'' West   (decimal: -72.9477777)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 194 meters
• Location: Saint-Mathieu-du-Parc; Maskinongé
• Atlas of Canada Locator Map: Petit lac Gareau
• GPS Coordinate Locator Map: Petit lac Gareau Lat/Long