Lac du Petit Bras is a Lake located in Rivière-Mistassini; Maria-Chapdelaine, Quebec and has an elevation of 537 meters.

• Latitude: 49° 52' 45'' North   (decimal: 49.8792301)
• Longitude: 72° 21' 38'' West   (decimal: -72.3606493)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 537 meters
• Location: Rivière-Mistassini; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac du Petit Bras
• GPS Coordinate Locator Map: Lac du Petit Bras Lat/Long