Generally Safe
Costa Rica
·
Last reviewed:
Is Tap Water Safe to Drink in San José?
Yes, tap water in San José is generally safe to drink. AyA supplies the city from protected mountain springs, providing some of the best-treated water in Central America.
Hardness
Soft to moderate
Country
Costa Rica
Rating
Generally Safe
Soft
Moderate
Hard
Very Hard
Water Source
AyA (Instituto Costarricense de Acueductos y Alcantarillados) supplies San José from protected mountain springs and aquifers in the Central Valley highlands, treated to Costa Rican drinking water standards.
Contaminants & Concerns
No significant health concerns in the city center. Costa Rica invests heavily in watershed protection, and the mountain spring sources are naturally clean. Distribution infrastructure in the capital is well maintained.
Tips
- •San José tap water is safe to drink — no need to buy bottled water in the city
- •Costa Rica is one of the few Latin American countries where tap water is widely safe
- •When traveling outside San José to rural areas, check locally as water quality can vary
Frequently Asked Questions
Sources & References
The safety rating and guidance on this page draw on the following sources. See our full methodology.
- •WHO Guidelines for Drinking-water Quality
- •CDC Travelers' Health destination pages
- •The municipal water utility's published quality data