Lac Apwanis is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 54° 37' 44'' North   (decimal: 54.6288889)
• Longitude: 74° 25' 7'' West   (decimal: -74.4186111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Apwanis
• GPS Coordinate Locator Map: Lac Apwanis Lat/Long