From the Newcastle Herald report:
The scheme that gave Newcastle its first running water supply will be recognised for its national engineering significance on Monday.
In 1885 the Walka Water Scheme gave Newcastle running water for the first time.
Drawn from the Hunter River near Maitland, the system brought water enclosed in pipes and stored in roofed reservoirs all the way through the system.
It was Australia’s first filtered water source, and provided protection from disease-causing pollution that according to Local heritage engineering expert Bill Jordan even some modern Australian schemes can’t achieve.
Full article available at Newcastle Herald, Dec. 7, 2015.