Home hazard report for 61320 — Dalzell, IL
ZIP 61320 is served by Dalzell: 1 violation since 2016, latest lead result 0 ppb, PFAS not tested. Bureau County is in EPA radon zone 1.
Health-based violations since 2016: Lead and Copper Rule Revisions. 1 is still listed as unresolved in EPA records.
90th-percentile lead in the latest round (Jan 2025). Lead comes mostly from household plumbing and service lines, so individual homes can be higher.
This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5 covers systems serving over 3,300 people and a sample of smaller ones).
Predicted average indoor radon above 4 pCi/L — EPA’s action level. Test your home.
FEMA’s overall natural-hazard risk for this census tract, relative to the rest of the U.S.
The nearest active Superfund site is 3.8 miles away.
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Where ZIP 61320 is
Dashed: ZIP area · blue: utility service area · scroll or pinch to zoomDrinking water: Dalzell
Health-based violations
| Contaminant or rule | Health-based violations since 2016 |
|---|---|
| Lead and Copper Rule Revisions | 1 |
A health-based violation means a contaminant exceeded its legal limit (MCL) or a required treatment technique was not met, as reported by the state to EPA’s SDWIS. 1 still listed as unresolved (“unaddressed” or “addressed” but not yet returned to compliance); the latest began Oct 2024.
Lead
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”)
This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5).
Radon in Bureau County
EPA radon zone 1 — highest potential. Predicted average indoor radon above 4 pCi/L — EPA’s action level. Test your home.
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 Low, with relatively moderate social vulnerability and relatively high community resilience.
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
| Site | Status | Distance |
|---|---|---|
| LaSalle Electric Utilities La Salle, Illinois · EPA ID ILD980794333 | Active (final NPL) | 3.8 mi |
| Matthiessen and Hegeler Zinc Company La Salle, Illinois · EPA ID IL0000064782 | Active (final NPL) | 4.6 mi |
| DePue/New Jersey Zinc/Mobil Chemical Corp. DePue, Illinois · EPA ID ILD062340641 | Active (final NPL) | 7.2 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.
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 61320
Who supplies drinking water to ZIP 61320?
Dalzell (EPA ID IL0110250), a groundwater (wells) system serving about 663 people.
Is there lead in Dalzell, IL tap water?
The utility’s latest 90th-percentile lead result (Jan 2025) was 0 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 Dalzell, IL water have PFAS?
This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5 covers systems serving over 3,300 people and a sample of smaller ones).
Has the water system in 61320 had violations?
Health-based violations since 2016: Lead and Copper Rule Revisions. 1 is still listed as unresolved in EPA records.
What natural hazards affect ZIP 61320?
FEMA’s National Risk Index rates the overall natural-hazard risk here as Relatively Low; the highest-rated hazards are cold wave (relatively high), strong wind (relatively high), tornado (relatively high).
Are there Superfund sites near 61320?
The nearest active Superfund site is 3.8 miles away. Sites within 10 miles: LaSalle Electric Utilities (3.8 mi, Active (final NPL)); Matthiessen and Hegeler Zinc Company (4.6 mi, Active (final NPL)); DePue/New Jersey Zinc/Mobil Chemical Corp. (7.2 mi, Active (final NPL)).
Is radon a problem in Bureau County?
Bureau County is in EPA radon zone 1 (highest potential). Predicted average indoor radon above 4 pCi/L — EPA’s action level. Test your home.