Lac des Blattes is a Lake located in Baie-de-la-Bouteille; Matawinie, Quebec and has an elevation of 498 meters.

• Latitude: 46° 38' 8'' North   (decimal: 46.6355905)
• Longitude: 73° 30' 2'' West   (decimal: -73.5006912)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 498 meters
• Location: Baie-de-la-Bouteille; Matawinie
• Atlas of Canada Locator Map: Lac des Blattes
• GPS Coordinate Locator Map: Lac des Blattes Lat/Long