Lac Apurtinilik is a Lake located in Baie-d'Hudson; Kativik, Quebec.

• Latitude: 61° 48' 38'' North   (decimal: 61.8105854)
• Longitude: 74° 48' 34'' West   (decimal: -74.8094620)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-d'Hudson; Kativik
• Atlas of Canada Locator Map: Lac Apurtinilik
• GPS Coordinate Locator Map: Lac Apurtinilik Lat/Long