Melbourne’s drinking water is subject to strict water quality standards. We regularly test samples taken throughout our water supply network – view water quality results.

Find out about the different ways to access our content, and the international standards we follow.

The Victorian Desalination Plant provides a reliable source of water in the face of challenges like population growth and climate change.

The 70km pipeline can carry water from the Goulburn River to Melbourne in times of critical human need.

Get to know Melbourne’s 10 major water storage reservoirs, which help secure our water supply now and into the future.

View facts and historical rainfall data for Cardinia, Melbourne’s second-largest reservoir.

View facts and historical rainfall data for Greenvale Reservoir, built to supply Melbourne’s growing west.

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.