Lac Tonneau is a Lake located in Cloridorme; La Côte-de-Gaspé, Quebec and has an elevation of 355 meters.

• Latitude: 49° 7' 58'' North   (decimal: 49.1328305)
• Longitude: 64° 51' 26'' West   (decimal: -64.8571205)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 355 meters
• Location: Cloridorme; La Côte-de-Gaspé
• Atlas of Canada Locator Map: Lac Tonneau
• GPS Coordinate Locator Map: Lac Tonneau Lat/Long