Our water supply system
Melbourne has some of the highest-quality drinking water in the world. Learn how it makes its long journey to your tap.
Melbourne has some of the highest-quality drinking water in the world. Learn how it makes its long journey to your tap.
Learn how our protected catchments provide high-quality drinking water.
Learn all about water entitlements, including what we look at to determine the amount of water available and how it should be shared. View the latest seasonal determination for water entitlement holders.
Learn how we treat Melbourne's water to make sure it is safe to drink.
Melbourne’s drinking water is subject to strict water quality standards. We regularly test samples taken throughout our water supply network – learn how or 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.