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.​

See how Melbourne Water is meeting the challenges of population growth and climate change to make Melbourne a better place to live.

Read how Melbourne Water is adapting our operations in response to a changing and increasingly variable climate.

Learn how we’re shading, cooling and greening Melbourne’s spaces to help maintain liveability in a changing climate.

See how we're improving our energy efficiency, and generating renewable energy from our operations.

Our hydroelectric power stations harness a natural, sustainable and reliable source of energy to generate renewable electricity – and reduce our carbon footprint. Learn how it works and the benefits to Melbourne.

Biosolids are the solid organic material leftover after sewage treatment, which can be reused in multiple ways.

A diversion licence is needed to take water from a waterway or dam for commercial or irrigation uses. In some instances a licence may also be required for domestic and stock use.