View facts and historical rainfall data for Yan Yean, Melbourne’s oldest reservoir.

Explore the historic sewage treatment plant in Werribee, also an internationally-recognised bird habitat.

Learn how the treatment plant uses innovative processes to turn sewage into Class A recycled water.

Floods are a natural part of our weather cycle. Know the types of flooding that could occur and how they might impact you.

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Melbourne’s drainage system directs stormwater away from urban areas to reduce the risk of flooding, but extreme rainfall can still sometimes cause floods.

Retarding basins play an important role in reducing flood risk, temporarily storing stormwater during very high rainfall.

We’re undertaking strategic research projects to improve our knowledge of Western Port’s marine and coastal environments.