Lac Harty is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 269 meters.

• Latitude: 46° 7' 35'' North   (decimal: 46.1263889)
• Longitude: 77° 7' 8'' West   (decimal: -77.1188889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 269 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Harty
• GPS Coordinate Locator Map: Lac Harty Lat/Long