Cataract Dam and Nepean Dam." Why wasn't water released before the deluge? Put simply, that's not allowed. Warragamba Dam is not a flood mitigation dam. It's considered a water supply dam under ...

Relief won't be in sight for Nepean and Hawkesbury communities downstream of Warragamba Dam. Mr Minns advised residents to remain alert and up-to-date with warnings in their local areas.

Sydney’s main supplier of drinking water is set for a whopping $301.7m investment to improve the health of the Hawkesbury-Nepean River. Read the full plans here. The plans for Warragamba Dam ...