Think climate change. Be waterwise

Picture of one of our two desalination plants

How Perth's water sources have changed over time

Climate change has dramatically affected where we get our water from. We can no longer rely on the rain to meet our water needs.

As we continue to feel the impacts of climate change, we have adapted. We are working with government, partnering with businesses and supporting the community to take action on climate changes.

Outage homepage promo image

Stay informed about outages impacting you

Get water supply alerts delivered to your phone or email and stay informed about outages affecting your home or business, including outage times and when your water is back on.

Sign up for alerts
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

2021

- GL

Year to date

Historical *

- GL

Avg year to date

Difference

-

- GL

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

* Average monthly streamflow between 1911 - 1974

VIEW MORE STREAMFLOW DATA

Latest updates

VIEW ALL ARTICLES

15 Oct 2021 | Media Release

Perth weekly water update 15 October 2021

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

  • Climate change
  • Community
  • Dams
13 Oct 2021 | Update

Local gardener creates a beautiful waterwise verge garden

Waterwise verge competition winner, Kerry, has transformed his verge into an eye-catching garden that's not only waterwise but provides habitat for local wildlife, too. Find out how he did it.

  • Waterwise
  • Plants
  • Residential
08 Oct 2021 | Media Release

Perth weekly water update 8 October 2021

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

  • Climate change
  • Community
  • Dams

Social stream