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

Home hazard report for 44084 — Rock Creek, OH

ZIP 44084 is served by Ashtabula County Water System (as listed by the state): 1 violation since 2016, latest lead result 0 ppb, PFAS not detected. Ashtabula County is in EPA radon zone 2.

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Where ZIP 44084 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: Ashtabula County Water System

EPA IDOH0400803
People served14,757
Sourcesurface water (rivers, lakes)
Connections6,048

Health-based violations

Contaminant or ruleHealth-based violations since 2016
Tthm1

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. All are listed as resolved or archived; the latest began Apr 2020.

Full record for Ashtabula County Water System →

Lead

Jan 20260 ppb
Jul 20250 ppb
Jan 20240 ppb
Jul 20230 ppb
Jan 20230 ppb
Jul 20220 ppb
Jan 20203.8 ppb
Jan 20172.7 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
PFHxAnot detected0 of 4—
PFDAnot detected0 of 4—
PFOAnot detected0 of 44 ppt MCL
PFOSnot detected0 of 44 ppt MCL
PFNAnot detected0 of 4—
PFHxSnot detected0 of 4—
PFHpAnot detected0 of 4—
PFBSnot detected0 of 4—
PFBAnot detected0 of 4—
PFPeAnot detected0 of 4—
HFPO-DA (GenX)not detected0 of 4—

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 Ashtabula 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 Low, with relatively low social vulnerability and very high community resilience.

Strong windRelatively High
Winter weatherRelatively High
HailRelatively Moderate
LightningRelatively Moderate
Riverine floodingRelatively Moderate
TornadoRelatively Moderate
Cold waveRelatively Low
Heat waveRelatively Low
Ice stormRelatively Low
WildfireRelatively Low
EarthquakeVery Low
HurricaneVery Low
LandslideVery 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
Old Mill
Rock Creek, Ohio · EPA ID OHD980510200
Active (final NPL)2.9 mi
Laskin/Poplar Oil Co.
Jefferson Township, Ohio · EPA ID OHD061722211
Cleaned up & deleted7.9 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 Rock Creek? See the 2026 conforming, FHA and jumbo loan limits for Ashtabula 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 44084

Who supplies drinking water to ZIP 44084?

Ashtabula County Water System (EPA ID OH0400803), a surface water (rivers, lakes) system serving about 14,757 people, listed by the state as serving this ZIP code.

Is there lead in Rock Creek, OH tap water?

The utility’s latest 90th-percentile lead result (Jan 2026) 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 Rock Creek, OH water have PFAS?

None of the tested PFAS were found above EPA’s reporting limits in 2023–2025.

Has the water system in 44084 had violations?

Health-based violations since 2016: Tthm. All are listed as resolved.

What natural hazards affect ZIP 44084?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Relatively Low; the highest-rated hazards are strong wind (relatively high), winter weather (relatively high), hail (relatively moderate).

Are there Superfund sites near 44084?

Active or proposed Superfund (National Priorities List) sites near the center of this ZIP code. Sites within 10 miles: Old Mill (2.9 mi, Active (final NPL)); Laskin/Poplar Oil Co. (7.9 mi, Cleaned up & deleted).

Is radon a problem in Ashtabula County?

Ashtabula 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.