Lac Éclair is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec and has an elevation of 488 meters.

• Latitude: 50° 36' 20'' North   (decimal: 50.6056072)
• Longitude: 68° 57' 47'' West   (decimal: -68.9631422)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 488 meters
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac Éclair
• GPS Coordinate Locator Map: Lac Éclair Lat/Long