Lac Ontario is a Lake located in Saint-Benoît-Labre; Beauce-Sartigan, Quebec and has an elevation of 301 meters.

• Latitude: 46° 7' 12'' North   (decimal: 46.1199999)
• Longitude: 70° 48' 57'' West   (decimal: -70.8158333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 301 meters
• Location: Saint-Benoît-Labre; Beauce-Sartigan
• Atlas of Canada Locator Map: Lac Ontario
• GPS Coordinate Locator Map: Lac Ontario Lat/Long