Oak Park
Is Oak Park tap water safe to drink?
Use extra caution — Oak Park scores 60/100. This report aggregates EPA drinking water data across 1 local system in Oak Park. We found 29 total violations (23 unresolved).
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Oak Park?
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 Oak Park water? Here's what the data says.
Baby Formula Safety
What new parents in Oak Park should know about tap water safety.
Homebuyer's Perspective
Water quality is easy to overlook when evaluating a move to Oak Park, but it can affect plumbing longevity and appliance lifespan. With a score of 60/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.
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 Oak Park
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Oak Park.
Frequently Asked Questions
Is Oak Park tap water safe to drink?
Use extra caution — Oak Park scores 60/100.
How many water systems serve Oak Park?
Oak Park is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Oak Park?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Oak Park.
What is the water quality score for Oak Park?
The water quality score for Oak Park is 60 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 Oak Park?
The top contaminants detected in Oak Park include Lead (90th percentile). View detailed information on our contaminants page.
Oak Park Water Quality Summary
Oak Park, IL receives a water quality score of 60/100 (Grade C) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Oak Park's water quality is near the national average. While most systems meet EPA standards, some violations have been recorded. Residents may wish to review their specific water system's report for contaminant details.
Oak Park's score of 60 is 6 points below the Illinois state average of 66, and below 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 →
Key Contaminants
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Water Systems Serving Oak Park (1)
Check Your Specific Address
Water quality can vary by neighborhood in Oak Park.
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