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

• Latitude: 52° 13' 33'' North   (decimal: 52.2258333)
• Longitude: 71° 4' 12'' West   (decimal: -71.07)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac en U
• GPS Coordinate Locator Map: Lac en U Lat/Long