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

• Latitude: 51° 11' 8'' North   (decimal: 51.1855556)
• Longitude: 76° 18' 22'' West   (decimal: -76.3061111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Uschiskw Kachimisut
• GPS Coordinate Locator Map: Lac Uschiskw Kachimisut Lat/Long