EPA data as of Oct 2026 · page updated 2026-10-29

Home hazard report for 62049 — Hillsboro, IL

ZIP 62049 is served by Ej Water Cooperative: no health-based violations since 2016, latest lead result 4.4 ppb, PFAS 1 detected. Montgomery County is in EPA radon zone 2.

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Where ZIP 62049 is

Dashed: ZIP area · blue: utility service area · scroll or pinch to zoom
ZIP code areaZIP center Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

Drinking water: Ej Water Cooperative

EPA IDIL0790010
People served29,720
Sourcesurface water (rivers, lakes)
Connections11,888

Health-based violations

No health-based violations reported since 2016.

Full record for Ej Water Cooperative →

Other systems overlapping this ZIP: Hillsboro.

Lead

Jan 20254.4 ppb
Jan 20248 ppb
Jan 20234.2 ppb
Jan 20228 ppb
Jan 20216 ppb
Jul 20205.6 ppb
Jan 20203.8 ppb
Jul 20192.8 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS (“forever chemicals”)

CompoundHighest resultSamples with detectionEPA limit
PFBA6.2 ppt1 of 16—
PFPeAnot detected0 of 16—
PFHxSnot detected0 of 16—
PFNAnot detected0 of 16—
PFOSnot detected0 of 164 ppt MCL
PFOAnot detected0 of 164 ppt MCL
PFDAnot detected0 of 16—
PFHpAnot detected0 of 16—
PFBSnot detected0 of 16—
HFPO-DA (GenX)not detected0 of 16—
PFHxAnot detected0 of 16—

EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR 5), samples 2023–2025; ppt = parts per trillion (ng/L). The 4.0 ppt maximum contaminant levels for PFOA and PFOS were set by EPA in 2024; water systems have until the end of the decade to comply.

Radon in Montgomery County

EPA radon zone 2 — moderate potential. Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.

Radon is a colorless, odorless radioactive gas from soil and rock, and the leading cause of lung cancer among non-smokers. EPA recommends fixing a home at 4 pCi/L or above and considering it from 2 pCi/L. A short-term test kit costs about $15–30. How radon zones work →

Natural hazard risk

FEMA rates the overall natural-hazard risk of this neighborhood (census tract) as Relatively High, with relatively high social vulnerability and relatively high community resilience.

Strong windVery High
Cold waveRelatively High
EarthquakeRelatively High
HailRelatively High
Heat waveRelatively High
LightningRelatively High
Riverine floodingRelatively High
TornadoRelatively High
Winter weatherRelatively High
DroughtRelatively Low
Ice stormRelatively Low
LandslideRelatively Low
HurricaneVery Low
WildfireVery Low

FEMA National Risk Index (December 2025): expected annual losses from each hazard combined with social vulnerability and community resilience, rated relative to all U.S. census tracts. Hazards not listed are not applicable here. It describes the area, not a single building; flood insurance maps (FEMA FIRMs) decide flood-insurance requirements.

Live conditions: river gauges and flood levels · tornado warnings · wildfire detections · earthquakes — our sister maps, updated from NOAA, USGS and NASA every few minutes.

Superfund sites nearby

SiteStatusDistance
Eagle Zinc Co Div T L Diamond
Hillsboro, Illinois · EPA ID ILD980606941
Active (final NPL)1.4 mi
ASARCO Taylor Springs
Taylor Springs, Illinois · EPA ID ILN000508170
Active (final NPL)2.1 mi

EPA Superfund National Priorities List (NPL): the country’s most serious known hazardous-waste sites, each with an EPA cleanup record (linked). Distance is measured from the ZIP center to the site’s reference point; being near a site does not by itself mean exposure — EPA site pages describe what was found and how it is being cleaned up.

Buying a home in Hillsboro? See the 2026 conforming, FHA and jumbo loan limits for Montgomery County →

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions about 62049

Who supplies drinking water to ZIP 62049?

Ej Water Cooperative (EPA ID IL0790010), a surface water (rivers, lakes) system serving about 29,720 people.

Is there lead in Hillsboro, IL tap water?

The utility’s latest 90th-percentile lead result (Jan 2025) was 4.4 ppb; EPA’s action level is 15 ppb, falling to 10 ppb from 2027. Lead mostly comes from service lines and home plumbing, so the only way to know your tap is to test it.

Does Hillsboro, IL water have PFAS?

PFAS were detected, with PFOA and PFOS below 4.0 ppt (highest not detected).

Has the water system in 62049 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 62049?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Relatively High; the highest-rated hazards are strong wind (very high), cold wave (relatively high), earthquake (relatively high).

Are there Superfund sites near 62049?

Active or proposed Superfund (National Priorities List) sites near the center of this ZIP code. Sites within 10 miles: Eagle Zinc Co Div T L Diamond (1.4 mi, Active (final NPL)); ASARCO Taylor Springs (2.1 mi, Active (final NPL)).

Is radon a problem in Montgomery County?

Montgomery County is in EPA radon zone 2 (moderate potential). Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.