Cincinnati
Is Cincinnati tap water safe to drink?
Mostly yes — Cincinnati scores 99/100. This report aggregates EPA drinking water data across 1 local system in Cincinnati. We found 0 total violations (0 unresolved).
Real-Time Environment
Live: 02:45 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Cincinnati.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Cincinnati?
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 Cincinnati? See our analysis.
Baby Formula Safety
Is Cincinnati tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Cincinnati, water quality is a key factor in long-term property maintenance. The high safety score (99/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Gross Alpha Particle Activity levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Score Breakdown for Cincinnati
*Scores are calculated using weighted EPA monitoring data from the past 5 years.
Frequently Asked Questions
Is Cincinnati tap water safe to drink?
Mostly yes — Cincinnati scores 99/100.
How many water systems serve Cincinnati?
Cincinnati is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Cincinnati?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Cincinnati.
What is the water quality score for Cincinnati?
The water quality score for Cincinnati is N/A out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Cincinnati?
The top contaminants detected in Cincinnati include Gross Alpha Particle Activity, PFAS (Per- and Polyfluoroalkyl Substances), Radium-226. View detailed information on our contaminants page.
Cincinnati Water Quality Summary
Cincinnati, OH receives a water quality score of 99/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 7 public water systems serving the area.
Cincinnati'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.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology →
Key Contaminants
Water Systems Serving Cincinnati (1)
Check Your Specific Address
Water quality can vary by neighborhood in Cincinnati.
Related
Quick compare in Ohio
Compare Cincinnati water quality: View all states · Contaminant library · How we score water quality