Lac Lanse is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 340 meters.

• Latitude: 49° 40' 26'' North   (decimal: 49.6738889)
• Longitude: 75° 21' 12'' West   (decimal: -75.3533333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 340 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Lanse
• GPS Coordinate Locator Map: Lac Lanse Lat/Long