Cowan Creek is located in New South Wales, Australia. It is a tidal subcatchment of the Hawkesbury River. Almost all of the catchment lies within Ku-ring-gai Chase National Park. Tributaries include Coal and Candle Creek, which flows into Cowan Creek at Cottage Point, and Smiths Creek.
Incidents On 31 December 2017, a de Havilland Canada DHC-2 Beaver crashed into Jerusalem Bay just off Cowan Creek, killing 6 people.
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