Lac Petit Bras is a Lake located in Baie-Comeau; Manicouagan, Quebec and has an elevation of 76 meters.

• Latitude: 49° 13' 49'' North   (decimal: 49.2303239)
• Longitude: 68° 13' 19'' West   (decimal: -68.2219726)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 76 meters
• Location: Baie-Comeau; Manicouagan
• Atlas of Canada Locator Map: Lac Petit Bras
• GPS Coordinate Locator Map: Lac Petit Bras Lat/Long