Lac Trèfle is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 362 meters.

• Latitude: 47° 14' 27'' North   (decimal: 47.2408333)
• Longitude: 77° 40' 20'' West   (decimal: -77.6722222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 362 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Trèfle
• GPS Coordinate Locator Map: Lac Trèfle Lat/Long