Lac Mantha is a Lake located in Rivière-Kipawa; Témiscamingue, Quebec.

• Latitude: 47° 9' 28'' North   (decimal: 47.1578421)
• Longitude: 78° 20' 37'' West   (decimal: -78.3436678)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Kipawa; Témiscamingue
• Atlas of Canada Locator Map: Lac Mantha
• GPS Coordinate Locator Map: Lac Mantha Lat/Long