Lac Manthet is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 183 meters.

• Latitude: 54° 14' 39'' North   (decimal: 54.2441667)
• Longitude: 76° 50' 45'' West   (decimal: -76.8458333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 183 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Manthet
• GPS Coordinate Locator Map: Lac Manthet Lat/Long