Lac des Plaines is a Lake located in Saint-Cyrille-de-Lessard; L'Islet, Quebec and has an elevation of 421 meters.

• Latitude: 47° 4' 6'' North   (decimal: 47.0683549)
• Longitude: 70° 7' 33'' West   (decimal: -70.1259019)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 421 meters
• Location: Saint-Cyrille-de-Lessard; L'Islet
• Atlas of Canada Locator Map: Lac des Plaines
• GPS Coordinate Locator Map: Lac des Plaines Lat/Long