Lac à Tantie is a Lake located in Saint-Louis-du-Ha! Ha!; Témiscouata, Quebec and has an elevation of 420 meters.

• Latitude: 47° 42' 41'' North   (decimal: 47.7113888)
• Longitude: 69° 2' 21'' West   (decimal: -69.0391666)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 420 meters
• Location: Saint-Louis-du-Ha! Ha!; Témiscouata
• Atlas of Canada Locator Map: Lac à Tantie
• GPS Coordinate Locator Map: Lac à Tantie Lat/Long