ZipCheckup grade for 60661: B.

This ZIP has a few items worth a quick check.

Water Quality Report
B 72

Chicago, IL (60661): 10 Violations Recorded for Mapped Water Systems - 72/100

EPA data for Chicago

EPA records for the water systems mapped to 60661 in Chicago, IL contain 10 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 are marked health-based.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources
Latest air quality, EPA records and weather alerts Current data temporarily unavailable
Current EPA violation data unavailable
Water records and current conditions
Current EPA violation data unavailable
Safety Score
B 72/100
Water Quality Concerns 10 non-health-based violation records in EPA data
Lead Risk Moderate 0.007 mg/L, 90th percentile, sample period ending 2026-06-30
NFIP Claim History N/A
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water EPA records for water systems mapped to this ZIP show 10 violations (non-health) (since 2021).
  • Lead The reported 90th-percentile lead result of 0.007 mg/L is below the EPA action level, but EPA's health goal for lead is zero; filtration is advisable.
  • Radon EPA Zone 2 - county-level radon potential, not a home measurement.
Contaminant Summary
Violations on record (not health-based)
10 violations
Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record Consumer Confidence Report: source date or period is not present in ZipCheckup's accepted source record
B
ZIP-level Home Safety model score: 72 / 100
Bottom 47% of U.S. ZIP codes
1
Water System
2,721,308
People Served
0
Health Violations (since 2021)
Surface water
Water Source
0.007 mg/L
Reported Lead Result3.0× the national median for this measure
Zone 2
County Radon Potential · Moderate
$398K
Median Home Value171% above state median ($147K)

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Score Breakdown

Overall Home Safety Score: 72/100

This is the published model score. Component and domain values are shown independently; they are not added together on this page.

Canonical components

EPA water compliance
82/100
Observed
PFAS MCL screen
100/100
Observed
EPA radon zone
50/100
Observed
Annual EPA AirData AQI
75/100
Observed

Required domains

Drinking water
91/100
Indoor environment
50/100
Outdoor environment
75/100

Coverage: 4 of 4 components and 3 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (7) MODERATE

Your Water System

ZIP code 60661 in Chicago, Illinois is mapped to the water system Chicago (EPA ID: IL0316000). This system provides water to approximately 2,721,308 people from surface water sources.

Other Water Quality Reports in Illinois

Nearby Water Quality Reports

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Chicago (IL0316000) on EPA.gov.

5 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.

📊 EPA Safe Drinking Water · View source →

UCMR 5 PFAS monitoring: no reportable detections in available records

Available federal UCMR5 records for water systems mapped to ZIP code 60661 show no PFAS detections among the compounds tested, at the program's reporting levels.

The EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR5) required community and non-transient non-community water systems serving 3,300 or more people to test for 29 PFAS compounds and lithium between 2023 and 2025. Systems with no detections at the federal minimum reporting level had no results at or above that reporting level.

📊 EPA UCMR5 · View source →
Environmental Hazards (10) HIGH
Home & Infrastructure (6) OK
Cost & Community (9) HIGH

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Frequently Asked Questions

Is the tap water in 60661 safe to drink?

EPA SDWIS records 10 violations since 2021 across the water systems mapped to ZIP 60661 (primary system: Chicago), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.

Where does 60661's water come from?

The recorded water source for Chicago, a system mapped to ZIP code 60661, is Surface water. This system serves approximately 2,721,308 people.

How does Chicago water compare to the national average?

Chicago's Home Safety Score ranks lower than 53% of U.S. ZIP codes, and at or above 58% within Illinois.

How can I get my water tested in Chicago?

If Chicago supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.

Is lead a concern in 60661 tap water?

The Lead and Copper Rule record selected for 60661 reports a 90th-percentile lead result of 0.007 mg/L for a water system mapped to this ZIP (record date 2026-06-30). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.

What is the radon risk for 60661?

60661 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Cook County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

How to cite this page

APA ZipCheckup. (2026). Chicago, IL (60661): 10 Violations Recorded for Mapped Water Systems - 72/100. https://zipcheckup.com/report/60661/
BibTeX 
@misc{zipcheckup-report-60661,
  author = {{ZipCheckup}},
  title  = {{Chicago, IL (60661): 10 Violations Recorded for Mapped Water Systems - 72/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/60661/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 60661

ZIP Code City, State Distance Grade Violations
60606 Chicago, IL <1 mi B 10
60686 Chicago, IL <1 mi N/A 0
60604 Chicago, IL <1 mi B 10
60602 Chicago, IL <1 mi B 10
60695 Chicago, IL <1 mi N/A 0
60689 Chicago, IL <1 mi N/A 0
60603 Chicago, IL <1 mi B 10
60654 Chicago, IL <1 mi B 10
60607 Chicago, IL 1.0 mi B 10
60679 Chicago, IL 1.0 mi N/A 0

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Coverage: 14/17 risk factors Data sources →
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