Glen Ellyn, IL: 2 Violations — 74/100 (2026)
2 ZIP codes · 7 water systems · Updated 2026-06-03
Residents of Glen Ellyn generally live with tap water that beats the IL safety average on key EPA compliance metrics.
How Glen Ellyn Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Glen Ellyn Residents
- Your city's water systems recorded 2 violations in the past 5 years.
- Average lead level: 0.0027 mg/L.
- Estimated remediation: $1,300 per household.
- CDC health risk index: 10.67.
Glen Ellyn's Water Providers
Federal records list 7 water systems tied to Glen Ellyn, IL. Of those, 3 are the primary providers, meaning service conditions, rate structures, and compliance histories can differ depending on where a property sits.
Overview
We track water quality and home safety data for 2 ZIP codes in Glen Ellyn, Illinois (population ~38,754), covering 7 community water systems serving approximately 202,577 people region-wide.
2 of 2 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Glen Ellyn: B (74/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Glen Ellyn water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0027 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 2 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 3 | 2 |
Areas with Most Violations
All ZIP Codes in Glen Ellyn
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Glen Ellyn Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What's in Glen Ellyn's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Remediation Costs Compare in Glen Ellyn
In Glen Ellyn, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Glen Ellyn are relatively low compared to home values. The $600–$2,100 estimated range is a small fraction of median property value. Home values are 167% above the Illinois average.
Glen Ellyn: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Lead risk in Glen Ellyn appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Glen Ellyn: Flood History & Water Damage Risk
How does Glen Ellyn's flood record connect to local water quality? The NFIP documents 257 claims — enough to signal recurring events — and 50% of ZIP codes carry FEMA flood zone status. That combination places flooding in the category of factors that can periodically affect water infrastructure, even if the area isn't among the highest-exposure communities in the NFIP dataset.
Glen Ellyn has a moderate flood history with 257 FEMA claims averaging $8,998 per payout. 50% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,300</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Glen Ellyn, IL