Petit lac Dumoine is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 329 meters.

• Latitude: 46° 37' 45'' North   (decimal: 46.6291667)
• Longitude: 77° 26' 58'' West   (decimal: -77.4494444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 329 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Petit lac Dumoine
• GPS Coordinate Locator Map: Petit lac Dumoine Lat/Long