DEVELOPMENT OF FUTURE MANAGEMENT OPTIONS FOR THE HAWKESBURY RIVER Associate Professor Bruce Simmons, Dr Uthpala Pinto, Dr Jennifer Scott and Professor Basant Maheshwari University of Western Sydney, NSW, Australia, Ku-ring-gai Council, Sydney, NSW, Australia. 1
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Simmons "Development of Future Management Options for the Hawkesbury River
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DEVELOPMENT OF FUTURE MANAGEMENT OPTIONS FOR THE HAWKESBURY RIVER
Associate Professor Bruce Simmons, Dr Uthpala Pinto, Dr Jennifer Scott and
Professor Basant Maheshwari University of Western Sydney, NSW, Australia, Ku-ring-gai Council, Sydney, NSW, Australia.
The Hawkesbury River StoryA history of development, impact and response.
Development
River Impacts
Community Concerns
Community Responses
Outcomes
Evaluation
Sydney’s Population Growth (based on Flood 2003 and ABS 2013)
1750 1800 1850 1900 1950 2000 2050 21000
1000000
2000000
3000000
4000000
5000000
6000000
7000000
Year
Population
Development and River Impacts.
The Hawkesbury River – Development PatternsTime Flow Development Activity
1793-50
Flood till 1820 drought
Early European Settlement
Food Production, River Transport, Macquarie Towns
1850-1900
Flood Opening up of Catchment
Road, Rail, Clearing, Farming, Grazing
1900-1950
Drought Water Supply Dam Building,Irrigation
1950-1990
Flood Growth of Sydney
Instream Aggregate Extraction
1990- Drought Expansion of Sydney
Urbanisation
The first 22 farms on the Hawkesbury River, 1794 (in Barkley & Nichols, 1994, attributed to University of Sydney Cartography).
The Settlement on Green Hills, Hawkesbury River, NSW 1809(watercolour attributed to George William Evans. Original held at State Library of NSW)
Land Clearing (Pictorial History Hawkesbury Publ.)
The Purple Noon’s Transparent Might (a painting of Freemans Reach by Arthur Streeton 1896. Original held by the
National Gallery of Victoria
Dam Building 1900-1960 Warragamba Dam Sydney Morning Herald February 10, 2008. photo: Anthony Johnson.