Lac la Dam is a Lake located in Lac-Matawin; Matawinie, Quebec.

• Latitude: 46° 44' 24'' North   (decimal: 46.7400410)
• Longitude: 74° 8' 5'' West   (decimal: -74.1346000)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Matawin; Matawinie
• GPS Coordinate Locator Map: Lac la Dam Lat/Long