Lac Devier is a Lake located in Lac-Walker; Sept-Rivières, Quebec.

• Latitude: 50° 32' 6'' North   (decimal: 50.535)
• Longitude: 67° 4' 59'' West   (decimal: -67.0830556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac Devier
• GPS Coordinate Locator Map: Lac Devier Lat/Long