Lac Tortue is a Lake located in Rivière-Nipissis; Sept-Rivières, Quebec and has an elevation of 651 meters.

• Latitude: 50° 55' 29'' North   (decimal: 50.9247222)
• Longitude: 65° 30' 22'' West   (decimal: -65.5061111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 651 meters
• Location: Rivière-Nipissis; Sept-Rivières
• Atlas of Canada Locator Map: Lac Tortue
• GPS Coordinate Locator Map: Lac Tortue Lat/Long