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The Great Aussie Tap Water Test

See the results of our nationwide tap water survey.

1. Request a water testing pen for free.

2. Already got the pen? Submit your result.

AUSSIE TAP WATER SURVEY 2025

H2O has been working to determine the real quality of tap water in Australia. Our goal is to educate the public on the quality of the water in different parts of the country. The results are shown on the map below.
 
How does it work?
Members of the public have been testing the water quality with our free WaterPen loan.

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