Lac McDonald is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 306 meters.

• Latitude: 46° 14' 12'' North   (decimal: 46.2366667)
• Longitude: 76° 43' 7'' West   (decimal: -76.7186111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 306 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac McDonald
• GPS Coordinate Locator Map: Lac McDonald Lat/Long