Lac Équerre is a Lake located in Saint-Thomas-Didyme; Maria-Chapdelaine, Quebec and has an elevation of 279 meters.

• Latitude: 48° 55' 32'' North   (decimal: 48.9255799)
• Longitude: 72° 50' 33'' West   (decimal: -72.8425507)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 279 meters
• Location: Saint-Thomas-Didyme; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac Équerre
• GPS Coordinate Locator Map: Lac Équerre Lat/Long