Lac des Tanguay is a Lake located in Sainte-Sabine; Les Etchemins, Quebec and has an elevation of 518 meters.

• Latitude: 46° 30' 35'' North   (decimal: 46.5097511)
• Longitude: 70° 24' 2'' West   (decimal: -70.4006263)
• Topography Feature Category: Lake
• Geographical Feature: Lac artificiel
• Canadian Province/Territory: Quebec
• Elevation: 518 meters
• Location: Sainte-Sabine; Les Etchemins
• Atlas of Canada Locator Map: Lac des Tanguay
• GPS Coordinate Locator Map: Lac des Tanguay Lat/Long