Lac Muy is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 359 meters.

• Latitude: 49° 10' 9'' North   (decimal: 49.1691667)
• Longitude: 76° 4' 29'' West   (decimal: -76.0747222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 359 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Muy
• GPS Coordinate Locator Map: Lac Muy Lat/Long