Lac Pomcy is a Lake located in Rivière-Koksoak; Kativik, Quebec.

• Latitude: 55° 3' 20'' North   (decimal: 55.0556773)
• Longitude: 70° 1' 33'' West   (decimal: -70.0257974)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Koksoak; Kativik
• Atlas of Canada Locator Map: Lac Pomcy
• GPS Coordinate Locator Map: Lac Pomcy Lat/Long