Watagan Creek is a river and placename south of Wollombi, New South Wales, Australia. The creek was previous known as Sugarloaf Creek and the South Arm of Wollombi Brook. The river course is about 28 kilometres (17 mi) long and flows into Wollombi Creek, 6 kilometres (4 mi) south of Wollombi. Watagan Creek starts near Crumps Retreat at an elevation of 421m and ends near Laguna at an elevation of 102m, flowing into the Wollombi Brook. Watagan Creek drops around 319m over its 27.4km length.
- ^ "Watagan Creek". Geographical Name Register. Geographical Names Board of New South Wales. http://www.gnb.nsw.gov.au/name_search/extract?id=SXIOwpKmTR. Retrieved 14 February 2013.