Katonah
Is Katonah tap water safe to drink?
Mostly yes — Katonah scores 88/100. This report aggregates EPA drinking water data across 0 local systems in Katonah. We found 0 total violations (0 unresolved).
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Katonah?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Should you buy a water purifier in Katonah? See our analysis.
Baby Formula Safety
Is Katonah tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Katonah, water quality is a key factor in long-term property maintenance. The high safety score (88/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Current records show no major contaminant spikes, making Katonah a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Katonah
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Katonah.
Frequently Asked Questions
Is Katonah tap water safe to drink?
Mostly yes — Katonah scores 88/100.
How many water systems serve Katonah?
Katonah is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Katonah?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Katonah.
What is the water quality score for Katonah?
The water quality score for Katonah is 88 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Katonah?
Current contaminant data for Katonah is being updated. Check back soon or search your specific address for the latest results.
Katonah Water Quality Summary
Katonah, NY receives a water quality score of 88/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Katonah's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.
Katonah's score of 88 is 4 points above the New York state average of 84, and above the nationwide average of roughly 78/100 across all U.S. states.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our New York water quality rankings report →
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Water Systems Serving Katonah (0)
Water system data coming soon for Katonah.
Check Your Specific Address
Water quality can vary by neighborhood in Katonah.
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Compare Katonah water quality: View all states · Contaminant library · How we score water quality