Petit lac Hervieux is a Lake located in Lac-Walker; Sept-Rivières, Quebec.

• Latitude: 50° 43' 19'' North   (decimal: 50.7219444)
• Longitude: 67° 6' 21'' West   (decimal: -67.1058333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Petit lac Hervieux
• GPS Coordinate Locator Map: Petit lac Hervieux Lat/Long