Delavan
Is Delavan tap water safe to drink?
Mostly yes — Delavan scores 80/100. This report aggregates EPA drinking water data across 0 local systems in Delavan. We found 0 total violations (0 unresolved).
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Delavan?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Filter or no filter for Delavan water? Here's what the data says.
Baby Formula Safety
What new parents in Delavan should know about tap water safety.
Homebuyer's Perspective
Water quality is easy to overlook when evaluating a move to Delavan, but it can affect plumbing longevity and appliance lifespan. The high safety score (80/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Current records show no major contaminant spikes, making Delavan a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Delavan
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Delavan.
Frequently Asked Questions
Is Delavan tap water safe to drink?
Mostly yes — Delavan scores 80/100.
How many water systems serve Delavan?
Delavan is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Delavan?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Delavan.
What is the water quality score for Delavan?
The water quality score for Delavan is 80 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Delavan?
Current contaminant data for Delavan is being updated. Check back soon or search your specific address for the latest results.
Delavan Water Quality Summary
Delavan, IL 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.
Delavan'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.
Delavan's score of 80 is 11 points above the Illinois state average of 69, 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 Illinois water quality rankings report →
Get notified if Delavan's water quality changes
Free email alert when the EPA reports a new violation or boil-water advisory for your water system. No spam — just the alerts you asked for.
By subscribing you agree to receive occasional water-quality alert emails. Unsubscribe anytime. See our Privacy Policy.
Water Systems Serving Delavan (0)
Water system data coming soon for Delavan.
Check Your Specific Address
Water quality can vary by neighborhood in Delavan.
Related
Quick compare in Illinois
Compare Delavan water quality: View all states · Contaminant library · How we score water quality