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

• Latitude: 52° 43' 5'' North   (decimal: 52.7180556)
• Longitude: 78° 24' 48'' West   (decimal: -78.4133333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Uskuy
• GPS Coordinate Locator Map: Lac Uskuy Lat/Long