Lac Katak is a Lake located in Lac-Walker; Sept-Rivières, Quebec.

• Latitude: 50° 46' 25'' North   (decimal: 50.7736111)
• Longitude: 67° 0' 42'' West   (decimal: -67.0116667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Walker; Sept-Rivières
• Atlas of Canada Locator Map: Lac Katak
• GPS Coordinate Locator Map: Lac Katak Lat/Long