Hawkesbury River, situated to the west and north of Sydney, is a calm stream, associated with drowned valley estuary . The Hawkesbury River and the Nepean river, almost surrounds Sydney city. Hawkesbury river, arises from the convergence of the river Nepean and the river Grose, is 120 km prolonged. In Broken Bay, Hawkesbury falls into the Tasman Sea, with its mates, Pittwater and Brisbane water. Hawkesbury runs through Ku-Ring-Gai Chase, the blue Mountains and Brisbane water. This stunning river offers fishing, watersports and jet ski ride.