Lac Ed is a Lake located in Saint-Théophile; Beauce-Sartigan, Quebec and has an elevation of 649 meters.

• Latitude: 45° 52' 1'' North   (decimal: 45.8669844)
• Longitude: 70° 20' 47'' West   (decimal: -70.3464562)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 649 meters
• Location: Saint-Théophile; Beauce-Sartigan
• Atlas of Canada Locator Map: Lac Ed
• GPS Coordinate Locator Map: Lac Ed Lat/Long