Can I Drink Tap Water in United States?
Safe
Quick Answer
Tap water in the United States is generally safe to drink in most areas, with over 90% of water systems meeting EPA standards.
The United States has one of the most reliable and safest drinking water supplies in the world. The EPA sets and enforces legal limits on over 90 contaminants in drinking water through the Safe Drinking Water Act. While most public water systems meet federal standards, water quality varies by location, with some states having better quality than others.
Water Quality Details
The United States has one of the most reliable and safest drinking water supplies in the world. The EPA sets and enforces legal limits on over 90 contaminants in drinking water through the Safe Drinking Water Act. While most public water systems meet federal standards, water quality varies by location, with some states having better quality than others.
Water sourceMixed sources
TreatmentChlorination, Chloramination, Ozonation, Filtration, Flocculation
HardnessModerate
Contaminant Data
Practical Tips
- Check local water quality reports before drinking tap water
- Bottled water is available as an alternative
Recommended filters: Activated Carbon, Reverse Osmosis
Traveler Advice
Risk level: low
Diarrhea risk: low
Tap water is safe to drink throughout the United States for travelers. In major cities and established communities, tap water meets strict EPA standards.
Sources & References
government
government
government
government
Data confidence: high
Last updated: 2026-02-22
Cities in United States