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

Home hazard report for 72449 — O Kean, AR

ZIP 72449 is served by O Kean Waterworks: no health-based violations since 2016, latest lead result 4 ppb, PFAS not tested. Randolph County is in EPA radon zone 2.

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Where ZIP 72449 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: O Kean Waterworks

EPA IDAR0000473
People served230
Sourcegroundwater (wells)
Connections92

Health-based violations

No health-based violations reported since 2016.

Full record for O Kean Waterworks →

Other systems overlapping this ZIP: Clay Co Reg Water District.

Lead

Jan 20014 ppb
Jan 19983 ppb
Jan 19974 ppb
Jan 19963 ppb
Jan 19952 ppb
Jan 19944 ppb
Jul 19931 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”)

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5).

Radon in Randolph 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 Very High, with very high social vulnerability and very low community resilience.

Cold waveVery High
EarthquakeVery High
Heat waveVery High
Ice stormVery High
Riverine floodingVery High
TornadoVery High
Winter weatherVery High
DroughtRelatively High
LightningRelatively High
Strong windRelatively High
HailRelatively Low
HurricaneRelatively Low
LandslideRelatively Low
WildfireRelatively 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
Frit Industries
Walnut Ridge, Arkansas · EPA ID ARD059636456
Cleaned up & deleted8.1 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 O Kean? See the 2026 conforming, FHA and jumbo loan limits for Randolph 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 72449

Who supplies drinking water to ZIP 72449?

O Kean Waterworks (EPA ID AR0000473), a groundwater (wells) system serving about 230 people.

Is there lead in O Kean, AR tap water?

The utility’s latest 90th-percentile lead result (Jan 2001) was 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 O Kean, AR 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 72449 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 72449?

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

Are there Superfund sites near 72449?

No active Superfund site within 10 miles of the ZIP center. Sites within 10 miles: Frit Industries (8.1 mi, Cleaned up & deleted).

Is radon a problem in Randolph County?

Randolph 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.