Is Lisbon Tap Water Safe To Drink?

Yes! The tap water is safe to drink.

Tap water in Lisbon, Portugal is generally safe to drink. It meets European Union and national safety standards for potable water quality.

Water Sources
Drinking Fountains

The water is sourced from well-managed reservoirs and undergoes rigorous treatment and testing. Monitoring ensures compliance with strict microbiological and chemical limits.

Occasional localized issues may occur, but public authorities promptly address these. Residents and visitors commonly consume tap water without health concerns.

Last checked: 2025-04-25

Portugal is ranked as number 13 globally with a score of 94.4% in the water quality EPI research conducted by Yale University.

Source of Water in Lisbon, Portugal

Lisbon’s tap water primarily comes from the Tagus River basin and several nearby reservoirs. Key reservoirs include Castelo de Bode and Alcântara.

Water is collected from these sources, then treated at advanced water treatment plants before distribution. Treatment includes filtration, disinfection, and quality control.

Groundwater also supplements supply in some areas. The integrated system ensures a stable, safe water supply for Lisbon’s population.

Lisbon Drinking Fountains

Public drinking fountains in Lisbon generally provide safe, potable water. They are connected to the city’s treated water supply, complying with safety standards.

Regular maintenance and monitoring by municipal services help ensure water quality and hygiene at these fountains. Users should observe cleanliness before use.

Occasional issues like contamination or mechanical faults can occur. When in doubt, tap water from the home supply is a safer alternative.

Drinking Water Map

Here is a map showing all the locations of drinking water spots in Lisbon. 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 Lisbon 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.