Lac Gamache is a Lake located in Sept-Îles; Sept-Rivières, Quebec and has an elevation of 115 meters.

• Latitude: 50° 17' 33'' North   (decimal: 50.2925579)
• Longitude: 66° 30' 6'' West   (decimal: -66.5015943)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 115 meters
• Location: Sept-Îles; Sept-Rivières
• Atlas of Canada Locator Map: Lac Gamache
• GPS Coordinate Locator Map: Lac Gamache Lat/Long