Lac Arthur is a Lake located in Lac-Walker; Sept-Rivières, Quebec and has an elevation of 517 meters.

• Latitude: 50° 46' 1'' North   (decimal: 50.7669444)
• Longitude: 67° 31' 57'' West   (decimal: -67.5325)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 517 meters
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac Arthur
• GPS Coordinate Locator Map: Lac Arthur Lat/Long