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Melbourne Water

Melbourne's water
storages
are currently

70.6%

The Western Treatment Plant at Werribee

The Western Treatment Plant in Werribee treats around 50% of Melbourne's sewage and generates almost 40 billion litres of recycled water a year. The plant is about 10,500 hectares in area and is a world leader in technical and environmental innovation. It is listed by the Ramsar Convention as a wetland of international significance and is a haven for tens of thousands of birds.

  • Sewage treatment process
    Learn how we treat raw sewage at the plant to produce high quality recycled water.
  • Bird watching
    The Western Treatment Plant is one of the most popular sites for bird watching in Victoria with around 270 species recorded.
  • Habitats and wildlife
    The Western Treatment Plant provides a haven for tens of thousands of birds and encompasses a diverse and complex array of habitats, vegetation and wildlife.
  • Community and environmental benefits
    The way we operate the Western Treatment Plant continues to improve, delivering significant benefits for the environment.
  • Visit and Learn
    Book a tour, visit our discovery centre, find out about the Western Treatment Plant open day.