Lac Éros is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 355 meters.

• Latitude: 46° 15' 36'' North   (decimal: 46.2599999)
• Longitude: 76° 31' 32'' West   (decimal: -76.5255555)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 355 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Éros
• GPS Coordinate Locator Map: Lac Éros Lat/Long