Lac Nisk is a Lake located in Petit-Mécatina; Minganie, Quebec.

• Latitude: 51° 40' 6'' North   (decimal: 51.6683889)
• Longitude: 58° 11' 3'' West   (decimal: -58.1840810)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Petit-Mécatina; Minganie
• Atlas of Canada Locator Map: Lac Nisk
• GPS Coordinate Locator Map: Lac Nisk Lat/Long