Learn how all existing water moves naturally between the land, ocean and atmosphere, how it ends up in your home – and where it goes from there.

Get the lowdown on Melbourne’s sewerage system, how we look after it and what you can do to help.

Read our range of policies that outline our obligations and commitments.

If you've submitted a planning permit application to your local council, Melbourne Water may have included some conditions on your permit.

View a range of guidelines to help with your proposed development.

Over 5 million Melburnians rely on our water storages daily. So let's learn where our water comes from, where it goes and why it's one of our most valuable resources as we head into a dry future.

Before you purchase or develop property, or apply to your council for a planning or building permit, there are things you need to do to make sure your development meets current standards for drainage and stormwater quality.

If you're developing or renovating a property that's subject to flooding, you'll probably need a planning permit from your council.