Lac Tu is a Lake located in Lac-au-Brochet; La Haute-Côte-Nord, Quebec.

• Latitude: 48° 59' 59'' North   (decimal: 48.9997222)
• Longitude: 69° 48' 48'' West   (decimal: -69.8133333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-au-Brochet; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac Tu
• GPS Coordinate Locator Map: Lac Tu Lat/Long