Sydney's disastrous flood wasn't unprecedented, and we can expect more major floods in just 10 years
- Written by Tom Hubble, Associate Professor, University of Sydney
Last month’s flood in the Hawkesbury-Nepean River region of western Sydney peaked at a staggering 12.9 metres, with water engulfing road signs and reaching the tops of many houses.
There hasn’t been a major flood on the Hawkesbury-Nepean for more than 30 years, with the last comparable one occurring in 1990. Long-term Sydneysiders,...





