Lac Arthur is a Lake located in Saint-Marcellin; Rimouski-Neigette, Quebec and has an elevation of 250 meters.

• Latitude: 48° 22' 23'' North   (decimal: 48.3730958)
• Longitude: 68° 18' 26'' West   (decimal: -68.3072409)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 250 meters
• Location: Saint-Marcellin; Rimouski-Neigette
• Atlas of Canada Locator Map: Lac Arthur
• GPS Coordinate Locator Map: Lac Arthur Lat/Long