Lac Itomamis is a Lake located in Rivière-Mouchalagane; Caniapiscau, Quebec and has an elevation of 609 meters.

• Latitude: 52° 54' 45'' North   (decimal: 52.9125000)
• Longitude: 69° 27' 37'' West   (decimal: -69.4602777)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 609 meters
• Location: Rivière-Mouchalagane; Caniapiscau
• Atlas of Canada Locator Map: Lac Itomamis
• GPS Coordinate Locator Map: Lac Itomamis Lat/Long