Lake Kanawauke is a primarily human-made lake in Harriman State Park. The name is Onondaga in origin, and means "place of much water". There are three parts to the lake, lower, middle and upper; the total area is 186 acres. It is located in the Town of Tuxedo in Orange County and the Town of Haverstraw in Rockland County, both residing within the state of N…Lake Kanawauke is a primarily human-made lake in Harriman State Park. The name is Onondaga in origin, and means "place of much water". There are three parts to the lake, lower, middle and upper; the total area is 186 acres. It is located in the Town of Tuxedo in Orange County and the Town of Haverstraw in Rockland County, both residing within the state of New York.