Lac Vial is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 54° 48' 58'' North   (decimal: 54.8161111)
• Longitude: 70° 53' 10'' West   (decimal: -70.8861111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Vial
• GPS Coordinate Locator Map: Lac Vial Lat/Long