Is San José Costa Rica Tap Water Safe To Drink?

No, it's not advisable to drink the tap water.

Tap water in San José, Costa Rica, is generally treated and meets national safety standards for potable water. It is considered safe for daily use.

Water Sources
Drinking Fountains

However, occasional contamination can occur due to aging infrastructure or rainfall affecting water sources. Locals often use filters or bottled water for drinking.

Visitors are advised to drink bottled or filtered water to avoid gastrointestinal issues, despite official safety claims. Boiling tap water is also an effective precaution.

Last checked: 2025-11-09

El Salvador is ranked as number 102 globally with a score of 50.1% in the water quality EPI research conducted by Yale University.

Source of Water in San José Costa Rica, El Salvador

San José's tap water primarily comes from rivers and reservoirs within the Central Valley watershed. Key sources include the Virilla River and surrounding mountain streams.

Water is collected, treated, and distributed by the Instituto Costarricense de Acueductos y Alcantarillados (AyA), the national water utility authority.

The infrastructure includes dams and treatment plants that ensure water meets safety standards before reaching consumers in San José and nearby areas.

San José Costa Rica Drinking Fountains

Public drinking fountains in San José, Costa Rica, may not consistently meet strict hygiene or water quality standards. Use caution before drinking directly.

Water quality at fountains can vary due to maintenance issues or contamination risks from environmental exposure and public use.

For safety, it is recommended to use bottled or filtered water instead of public fountains to avoid potential waterborne illnesses.

Drinking Water Map

Here is a map showing all the locations of drinking water spots in San José Costa Rica. 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 San José Costa Rica 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.