Lac Anatwayach is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 194 meters.

• Latitude: 54° 3' 3'' North   (decimal: 54.0508333)
• Longitude: 76° 5' 44'' West   (decimal: -76.0955556)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 194 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Anatwayach
• GPS Coordinate Locator Map: Lac Anatwayach Lat/Long