Think climate change. Be waterwise

Picture of one of our two desalination plants

How does your water use compare?

Are you waterwise or nearly there? Complete your household profile to see how you compare to similar households.

This is located at the top of your bill

Not recommended on shared devices

Water compare image of pipes, pool and house
Hand catching droplet of water

We're here for you

We’re committed to supporting households and businesses and providing essential services to WA.

Coronavirus support
Perth water supply map

Adapting our water supply to climate change

Ever wondered how climate change has affected our water supply?

Find out more

Monthly Streamflow


- GL

Year to date

Historical *

- GL

Avg year to date



- GL

Years of declining rainfall means less water flowing into your dams.

* Average monthly streamflow between 1911 - 1974


Latest updates


30 Oct 2020 | Media Release

Metro weekly water update - 30 October 2020

Latest water use, dam levels, streamflow and rainfall data.

  • Dams
  • Climate change
  • Water sources
29 Oct 2020 | Update

To teachers everywhere thank you for inspiring our future water champions

2020 has been an exceptionally challenging year. Yet, teachers everywhere made sure education continued, whatever way they could. It’s time to recognise and show appreciation to our dedicated educators who make a difference every day.

  • Education
  • Waterwise
28 Oct 2020 | Media Release

COVID-19 wastewater testing program on track

The McGowan Government confirmed today that the COVID-19 wastewater program is on track, with testing to start this week.

  • COVID-19
  • Wastewater

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