Lac Étain is a Lake located in Lac-Blanc; Portneuf, Quebec and has an elevation of 671 meters.

• Latitude: 47° 18' 45'' North   (decimal: 47.3125)
• Longitude: 71° 49' 43'' West   (decimal: -71.8286111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 671 meters
• Location: Lac-Blanc; Portneuf
• Atlas of Canada Locator Map: Lac Étain
• GPS Coordinate Locator Map: Lac Étain Lat/Long