Lac Tesialuk is a Lake located in Rivière-Koksoak; Kativik, Quebec and has an elevation of 42 meters.

• Latitude: 58° 22' 58'' North   (decimal: 58.3827778)
• Longitude: 66° 59' 44'' West   (decimal: -66.9955556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 42 meters
• Location: Rivière-Koksoak; Kativik
• Atlas of Canada Locator Map: Lac Tesialuk
• GPS Coordinate Locator Map: Lac Tesialuk Lat/Long