Lac à Max is a Lake located in Saint-Just-de-Bretenières; Montmagny, Quebec.

• Latitude: 46° 33' 43'' North   (decimal: 46.5619728)
• Longitude: 70° 4' 10'' West   (decimal: -70.0695122)
• Topography Feature Category: Lake
• Geographical Feature: Lac artificiel
• Canadian Province/Territory: Quebec
• Location: Saint-Just-de-Bretenières; Montmagny
• Atlas of Canada Locator Map: Lac à Max
• GPS Coordinate Locator Map: Lac à Max Lat/Long