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SES - NSW State Emergency Service NSW Government - Office of Environment and Heritage

NSW Flood Data Portal

Hawkesbury City Council

The Upper Hawkesbury River flows through the LGA, from Wisemans Ferry to Yarramundi, a total length of around 76km. The tidal limit of the Hawkesbury River occurs at Yarramundi, approximately 140km upstream of the river mouth.

There are a number of major tributaries from the Upper Hawkesbury River including the Colo, Nepean, Macdonald and Grose Rivers and other tributaries like South Creek, Redbank Creek, Rickabys Creek, Webbs Creek and Cattai Creek.

Flooding Publications available at

Additional Info

Field Value
Name Hawkesbury City Council
Data Broker Email