Petit lac Chinusaw is a Lake located in Rivière-Koksoak; Kativik, Quebec.

• Latitude: 56° 39' 45'' North   (decimal: 56.6623612)
• Longitude: 67° 57' 46'' West   (decimal: -67.9629069)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Koksoak; Kativik
• Atlas of Canada Locator Map: Petit lac Chinusaw
• GPS Coordinate Locator Map: Petit lac Chinusaw Lat/Long