Arlington Heights
Is Arlington Heights tap water safe to drink?
Use extra caution — Arlington Heights scores 20/100. This report aggregates EPA drinking water data across 1 local system in Arlington Heights. We found 81 total violations (9 unresolved).
Real-Time Environment
Live: 05:00 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Arlington Heights.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Arlington Heights?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Filtration technologies matched to Arlington Heights contaminant records.
Baby Formula Safety
Guidance on preparing infant formula using municipal tap water in Arlington Heights.
Homebuyer's Perspective
Municipal water quality in Arlington Heights directly influences pipe corrosion rates and home filtration needs. With a score of 20/100, 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 Arlington Heights
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Arlington Heights.
Frequently Asked Questions
Is Arlington Heights tap water safe to drink?
Use extra caution — Arlington Heights scores 20/100.
How many water systems serve Arlington Heights?
Arlington Heights is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Arlington Heights?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Arlington Heights.
What is the water quality score for Arlington Heights?
The water quality score for Arlington Heights is 20 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 Arlington Heights?
The top contaminants detected in Arlington Heights include Lead (90th percentile). View detailed information on our contaminants page.
Arlington Heights Water Quality Summary
Arlington Heights, IL receives a water quality score of 20/100 (Grade F) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Arlington Heights's water quality score is below the national average, indicating a history of EPA violations or elevated contaminant levels. Residents are encouraged to check their specific water system report and consider additional filtration.
Arlington Heights's score of 20 is 46 points below the Illinois state average of 66, and below the nationwide average of roughly 78/100 across all U.S. states.
Residents and potential homebuyers looking at this mid-size city in the dense Chicago metro area should note that the local drinking water quality is currently rated as failing. Because Arlington Heights relies on a single water system, these poor test results reflect a community-wide issue rather than an isolated neighborhood problem. managing such water challenges in this Illinois municipality highlights the complexities of managing municipal utilities in a Midwestern region that spans both highly urbanized areas and downstate agricultural lands.
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 Arlington Heights (1)
Check Your Specific Address
Water quality can vary by neighborhood in Arlington Heights.
Related
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Compare Arlington Heights water quality: View all states · Contaminant library · How we score water quality