Lac Mercier is a Lake located in Sept-Îles; Sept-Rivières, Quebec and has an elevation of 104 meters.

• Latitude: 50° 18' 30'' North   (decimal: 50.3083826)
• Longitude: 66° 7' 8'' West   (decimal: -66.1188291)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 104 meters
• Location: Sept-Îles; Sept-Rivières
• Atlas of Canada Locator Map: Lac Mercier
• GPS Coordinate Locator Map: Lac Mercier Lat/Long