WaterQ
Illinois State Report All States
Official Status: March 2026

Is Clarendon Hills tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Clarendon Hills scores 96/100.

Safety Score
96
out of 100

Still not sure if you need a filter in Clarendon Hills?

Read Decision Guide →

Clarendon Hills

Illinois

View Illinois state report Verified: Apr 2026

Is Clarendon Hills tap water safe to drink?

Mostly yes — Clarendon Hills scores 96/100. This report aggregates EPA drinking water data across 0 local systems in Clarendon Hills. We found 0 total violations (0 unresolved).

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Clarendon Hills?

Requirement Status
Optional
🟢
💡

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 Clarendon Hills? See our analysis.

Baby Formula Safety

Is Clarendon Hills tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Clarendon Hills, water quality is a key factor in long-term property maintenance. The high safety score (96/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Current records show no major contaminant spikes, making Clarendon Hills a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Clarendon Hills

EPA Compliance & Violations 85/100
Contaminant Safety Margin 96%

*Scores are calculated using weighted EPA monitoring data from the past 5 years.

Frequently Asked Questions

Is Clarendon Hills tap water safe to drink?

Mostly yes — Clarendon Hills scores 96/100.

How many water systems serve Clarendon Hills?

Clarendon Hills is served by 0 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Clarendon Hills?

Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Clarendon Hills.

What is the water quality score for Clarendon Hills?

The water quality score for Clarendon Hills 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 Clarendon Hills?

Current contaminant data for Clarendon Hills is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
96/100
Grade
A
Water Systems
1
Population
8,702

Clarendon Hills Water Quality Summary

Clarendon Hills, IL receives a water quality score of 96/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Clarendon Hills'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 →

Water Systems Serving Clarendon Hills (0)

Water system data coming soon for Clarendon Hills.

Related

Compare Clarendon Hills water quality: View all states · Contaminant library · How we score water quality