ZipCheckup grade for 62661: C.

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

Your top priority: test this home for radon. Check your ZIP → EPA radon map

Water Quality Report
C 67

Loami, IL (62661): High Radon Potential Area - 67/100

EPA data for Chatham

High County Radon Potential

EPA records for the water systems mapped to 62661 in Loami, IL contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.

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
C 67/100
Water Quality No violations
Lead Risk Below action level Below the reporting limit, 90th percentile, sample period ending 2027-12-31
NFIP Claim History N/A
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water No drinking-water violations in EPA records since 2021.
  • Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
  • Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
Contaminant Summary
Evidence unavailable
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
C
ZIP-level Home Safety model score: 67 / 100
Bottom 35% of U.S. ZIP codes
1
Water System
16,423
People Served
0
Health Violations (since 2021)
Groundwater
Water Source
Zone 1
County Radon Potential · High
$161K
Median Home Value10% above state median ($147K)

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Score Breakdown

Overall Home Safety Score: 67/100

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
100/100
Observed
PFAS MCL screen
100/100
Observed
EPA radon zone
0/100
Observed
Annual EPA AirData AQI
100/100
Observed

Required domains

Drinking water
100/100
Indoor environment
0/100
Outdoor environment
100/100

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

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

Safety & Health (7) HIGH

Your Water System

ZIP code 62661 in Loami, Illinois is mapped to the water system Chatham (EPA ID: IL1670300). This system provides water to approximately 16,423 people from groundwater 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 Chatham (IL1670300) 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 62661 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) MODERATE
Home & Infrastructure (6) MODERATE
Cost & Community (8) HIGH

CPSC product recall notices

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

View all recalls →

📊 CPSC · View source →

Protect Your Home in Loami

Based on local data for ZIP 62661, these services may benefit homeowners in your area.

Based on local data for your area. Use the tools below to explore your options.

Gutter Installation & Repair

The median home in 62661 was built around 1971. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.

Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home

Estimate Your Home Maintenance Costs

Window Replacement

The median build year of homes in Loami is 1971; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.

Typical cost: Window replacement: typically $300–$800 per window installed

Estimate Your Home Maintenance Costs

Roofing Inspection & Repair

Homes built around 1971 may be on their second or third roof. A professional inspection can catch damage before leaks start.

Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500

Estimate Your Home Insurance Needs

Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.

Frequently Asked Questions

Is the tap water in 62661 safe to drink?

EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 62661 (primary system: Chatham), 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 62661's water come from?

The recorded water source for Chatham, a system mapped to ZIP code 62661, is Groundwater. This system serves approximately 16,423 people.

How does Loami water compare to the national average?

Loami's Home Safety Score ranks lower than 65% of U.S. ZIP codes, and lower than 60% of ZIP codes within Illinois.

How can I get my water tested in Loami?

If Chatham 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.

What is the radon risk for 62661?

62661 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Sangamon 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). Loami, IL (62661): High Radon Potential Area - 67/100. https://zipcheckup.com/report/62661/
BibTeX 
@misc{zipcheckup-report-62661,
  author = {{ZipCheckup}},
  title  = {{Loami, IL (62661): High Radon Potential Area - 67/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/62661/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 62661

ZIP Code City, State Distance Grade Violations
62670 New Berlin, IL 6.8 mi C 3
62692 Waverly, IL 7.4 mi N/A 2
62629 Chatham, IL 7.9 mi C 3
62615 Auburn, IL 8.2 mi C 5
62662 Lowder, IL 8.3 mi N/A 0
62711 Springfield, IL 9.5 mi C 15
62689 Thayer, IL 10.4 mi N/A 0
62536 Glenarm, IL 11.0 mi C 0
62677 Pleasant Plains, IL 11.3 mi C 3
62601 Alexander, IL 11.4 mi N/A 2

Overall safety breakdown

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Coverage: 14/17 risk factors Data sources →
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