Is about 7km in length rising north west of the town of Wallerawang. This creek was named after the name, Wallerawang Colliery. The word, "Wang" is the slang name for the locality. The colliery closed about 1985. Its headwaters are on the northern side of the Mount Piper Power Station and flows generally south east into the Coxs River. The name was assigned by the Geographical Names Board, 7th May 1993.