Melbourne Water has played a significant role in Melbourne’s development, from creating our underground sewerage system in the 1890s to completing Thomson Reservoir, Melbourne’s largest water supply reservoir in 1984.

Find out more about key moments in our organisation’s history.​

We are responsible for managing different types of heritage, including built, indigenous, contact and natural heritage.​

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.

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 – view water quality results.

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