Lac Dadson is a Lake located in Chibougamau; Jamésie, Quebec and has an elevation of 397 meters.

• Latitude: 49° 58' 6'' North   (decimal: 49.9683333)
• Longitude: 74° 5' 27'' West   (decimal: -74.0908333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 397 meters
• Location: Chibougamau; Jamésie
• Atlas of Canada Locator Map: Lac Dadson
• GPS Coordinate Locator Map: Lac Dadson Lat/Long