Lac Gamache is a Lake located in Lac-Walker; Sept-Rivières, Quebec and has an elevation of 600 meters.

• Latitude: 51° 1' 47'' North   (decimal: 51.0297222)
• Longitude: 67° 6' 58'' West   (decimal: -67.1161111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 600 meters
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac Gamache
• GPS Coordinate Locator Map: Lac Gamache Lat/Long