Chester
Is Chester tap water safe to drink?
Mostly yes — Chester scores 80/100. This report aggregates EPA drinking water data across 1 local system in Chester. We found 14 total violations (10 unresolved).
Real-Time Environment
Live: 03:15 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Chester.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Chester?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Should you buy a water purifier in Chester? See our analysis.
Baby Formula Safety
Is Chester tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Chester, water quality is a key factor in long-term property maintenance. The high safety score (80/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Lead (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Compliance Record for Chester
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Chester.
Frequently Asked Questions
Is Chester tap water safe to drink?
Mostly yes — Chester scores 80/100.
How many water systems serve Chester?
Chester is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Chester?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Chester.
What is the water quality score for Chester?
The water quality score for Chester is 80 out of 100, based on EPA contaminant data, violation history, and testing results across the 1 system serving the city.
What are the top contaminants in Chester?
The top contaminants detected in Chester include Lead (90th percentile). View detailed information on our contaminants page.
Chester Water Quality Summary
Chester, PA receives a water quality score of 80/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Chester'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.
Chester's score of 80 is 9 points above the Pennsylvania state average of 71, and above the nationwide average of roughly 78/100 across all U.S. states.
Prospective homebuyers evaluating Chester, Pennsylvania will find that this mid-size city relies on a centralized municipal network delivering generally reliable, above-average quality. Given the community's setting in the Mid-Atlantic Appalachian foothills and its history of older industrial infrastructure, legacy piping remains a key factor for residents to keep in mind. While the overall tap water safety ranks comfortably within acceptable guidelines, property owners may want to account for potential variations caused by aging regional distribution networks when assessing their home plumbing.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Pennsylvania water quality rankings report →
Key Contaminants
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Water Systems Serving Chester (1)
Check Your Specific Address
Water quality can vary by neighborhood in Chester.
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Compare Chester water quality: View all states · Contaminant library · How we score water quality