Lac Mergey is a Lake located in Lac-Croche; La Jacques-Cartier, Quebec and has an elevation of 665 meters.

• Latitude: 47° 19' 31'' North   (decimal: 47.3252778)
• Longitude: 71° 46' 26'' West   (decimal: -71.7738889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 665 meters
• Location: Lac-Croche; La Jacques-Cartier
• Atlas of Canada Locator Map: Lac Mergey
• GPS Coordinate Locator Map: Lac Mergey Lat/Long