The Warragamba River, a river that is part of the Hawkesbury-Nepean catchment, is located in the Macarthur region of New South Wales, Australia. Course and features Formed through the confluence of the Coxs River and two minor tributaries, Warragamba River rises within Lake Burragorang and is the river on which Warragamba Dam is established, creating a large reservoir with total capacity of , that forms a major part of the water supply to greater metropolitan Sydney. The river descends , the maj…