CITY REPORT IL

Glenarm, IL: High Radon Potential Area - Home Safety 67/100

1 ZIP code · 2 water systems · Updated

ZipCheckup grade for Glenarm: C.

A mixed picture - some signals here are worth your attention.

Glenarm earns a C grade for IL; check the EPA record for the system that serves your address.

How Glenarm Compares

Glenarm67/100
Illinois avg68/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
0
ZIPs Linked to Systems with Violations
C · 67
Avg Safety Score
Zone 1
County Radon Potential (High)
$246K
Median Home Value

Key Facts for Glenarm Residents

  • Homes built before 1986: 58% - older plumbing may contain lead solder.
  • Health risk index (ZipCheckup composite of CDC data): 13.45.

Glenarm's Water Providers

Service in Glenarm, IL can differ by address: 2 water systems are tied to the area in federal records, and the 2 largest are listed with their violation records.

Overview

We track home safety data for 1 ZIP code in Glenarm, Illinois (population ~993), covering 2 community water systems serving approximately 19,123 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

Home Safety Score

Average Home Safety Score for Glenarm: C (67/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Glenarm water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: reported as 0 mg/L (a reported 0 is not proof of no lead; check the source record for its reporting limit) (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

1 of 1 ZIP records with known zones is in EPA Radon Zone 1.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Areas with No Violations

ZIP Code Safety Score System Population
62536 C Chatham 16,423

All ZIP Codes in Glenarm

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Glenarm Community Health Snapshot

10.5%
Asthma (US: 9.8%)
11.9%
Diabetes (US: 10.4%)
16.3%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 10.5% ↑
Diabetes 11.9% ↑
Mental Health 16.3% ↑

Vertical line = national average. ■ Above national · ■ Below national

Glenarm Infrastructure Age

1988
Median Build Year
58%
Built Before 1986
10%
Built Before 1970
Copper
Likely Pipe Material

With 58% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Some homes in Glenarm predate the 1986 federal restrictions on lead in new pipe and solder, so a tap test is a reasonable step for older homes; median build year: 1988.

1988
Median Year Built
58%
Pre-1986 (lead solder era; lead paint banned 1978)
10%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (10%) 1970–1986 (48%) Post-1986 (42%)

Over half of homes in Glenarm were built before 1986, when federal law began restricting lead solder in drinking-water plumbing. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Glenarm: Lead Risk & Vulnerable Populations

58%
Homes Built Before 1986

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

What You Can Do in Glenarm

  1. Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
  2. Install a certified water filter. Choose a pitcher or under-sink filter certified to reduce the specific contaminants of concern.
  3. Check your home's plumbing. With 58% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Glenarm, IL?
Glenarm has an average Home Safety Score of 67/100 (Grade C) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. The available EPA record reports no violations for ZIP codes with reported counts. Check individual ZIP code reports for component details.
How does Glenarm compare to Illinois average?
Glenarm has an average Home Safety Score of 67/100, which is below the Illinois state average of 68/100 for the same model series.
How many water systems serve Glenarm?
Our records map 2 water systems to 1 ZIP code in Glenarm. The related population figure in our data is approximately 993 people; it is not a count of people served citywide.
Home → Cities → Illinois → Glenarm, IL

How to cite this page

APA ZipCheckup. (2026). Glenarm, IL: High Radon Potential Area - Home Safety 67/100. https://zipcheckup.com/cities/il/glenarm/
BibTeX
@misc{zipcheckup-cities-il-glenarm,
  author = {{ZipCheckup}},
  title  = {{Glenarm, IL: High Radon Potential Area - Home Safety 67/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/il/glenarm/}
}

Page version: October 2026.

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