View facts and historical rainfall data for Maroondah Reservoir, which supplies Melbourne’s northern, western and inner suburbs.

View facts and historical rainfall data for O’Shannassy, Melbourne’s smallest reservoir.

​Sugarloaf Reservoir supplies the northern, western and central suburbs of Melbourne.

View facts and historical rainfall data for Tarago Reservoir, which supplies water to Westernport and the Mornington Peninsula.

View history, facts and historical rainfall and inflow data for Thomson, Melbourne’s largest reservoir.

Get the lowdown on Melbourne’s sewerage system, how we look after it and what you can do to help.

Access to clean water has shaped human settlements throughout history, and Melbourne is no different.

Follow the history of Melbourne’s sewerage, from open sewers and thunderboxes to sustainable resource management and recovery.

​The town of Cocoroc was built in 1894 at the Werribee Sewage Farm to house its workers. Discover its many fascinating stories.

The Western Treatment Plant has played a crucial role in Melbourne's development, treating our sewage since 1897.