Barwon Water (full name Barwon Region Water Corporation) is a government owned statutory authority that controls much of the water system in Geelong, Victoria, Australia including the reservoirs, and the sewerage and drainage system that services the city and surrounding districts. With a service area covering approximately 8100 square kilometres, the boundaries are Little River in the north, the Bellarine Peninsula in the east, Meredith and Cressy in the north, and Apollo Bay to the south-west.