Is Cardiff Tap Water Safe To Drink?

Yes! The tap water is safe to drink.

Tap water in Cardiff, GB, meets UK and EU safety standards regulated by the Drinking Water Inspectorate (DWI). It undergoes rigorous testing.

Water Sources
Drinking Fountains

Water quality reports confirm low levels of contaminants, safe microbiological quality, and compliance with chemical limits set for public health.

Residents can drink tap water in Cardiff safely without boiling or additional treatment under normal conditions, barring any specific local advisories.

Last checked: 2025-04-30

United Kingdom is ranked as number 2 globally with a score of 98.2% in the water quality EPI research conducted by Yale University.

Source of Water in Cardiff, United Kingdom

Cardiff's tap water primarily comes from reservoirs in the Brecon Beacons, including Cantref, Beacons, and Llwyn-on reservoirs.

These reservoirs collect upland rainfall and store water, supplying raw water to treatment plants for purification.

Additional groundwater sources supplement supply, ensuring consistent water availability to meet Cardiff’s demand throughout the year.

Cardiff Drinking Fountains

Public drinking fountains in Cardiff, GB, are generally maintained and supplied with treated tap water meeting safety standards.

Regular cleaning and maintenance ensure hygiene and reduce contamination risks.

Users should check for visible cleanliness and avoid fountains with damage or stagnation to ensure safety.

Drinking Water Map

Here is a map showing all the locations of drinking water spots in Cardiff. You can click on each water drop to open the spot directly in Google Maps for directions.

Nearby Places

About the Author

Hi, I'm Emily Hartman, a researcher and water quality specialist with a background in public health.

I've spent the last few years studying how everyday water systems impact our health, and I'm passionate about making that information clear and useful for everyone.

Safe, clean tap water isn't just my job — it's something I truly care about.

Disclaimer

* The information provided on this website regarding the safety of tap water in Cardiff is sourced from reputable sources such as the World Health Organization (WHO), local water authorities, and the Environmental Performance Index (EPI) from Yale University. While we strive to ensure accuracy and reliability, it's important to note that water quality can vary over time and may be subject to factors beyond our control. Users are encouraged to verify the current water quality status with local authorities or consult additional resources before making decisions regarding water consumption. We disclaim any liability for actions taken based on the information provided on this website.