Lac Aigu is a Lake located in Saint-Michel-des-Saints; Matawinie, Quebec and has an elevation of 506 meters.

• Latitude: 46° 41' 13'' North   (decimal: 46.6869811)
• Longitude: 73° 38' 1'' West   (decimal: -73.6334723)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 506 meters
• Location: Saint-Michel-des-Saints; Matawinie
• Atlas of Canada Locator Map: Lac Aigu
• GPS Coordinate Locator Map: Lac Aigu Lat/Long