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

Home hazard report for 26175 — Sistersville, WV

ZIP 26175 is served by Tyler County PSD: 2 violations since 2016, latest lead result 4.9 ppb, PFAS not tested. Tyler County is in EPA radon zone 2.

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Where ZIP 26175 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: Tyler County PSD

EPA IDWV3304801
People served3,195
Sourcegroundwater (wells)
Connections1,156

Health-based violations

Contaminant or ruleHealth-based violations since 2016
Revised Total Coliform Rule2

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 Dec 2019.

Full record for Tyler County PSD →

Other systems overlapping this ZIP: Sistersville Municipal Water.

Lead

Jul 20244.9 ppb
Jan 20245.7 ppb
Jul 20235.1 ppb
Jan 20234.1 ppb
Jul 20226.8 ppb
Jan 20226 ppb
Jul 20214 ppb
Jan 20212.7 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”)

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

Radon in Tyler 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 very high social vulnerability and relatively low community resilience.

LightningVery High
Riverine floodingVery High
Strong windVery High
Cold waveRelatively Moderate
HailRelatively Moderate
Ice stormRelatively Moderate
LandslideRelatively Moderate
Winter weatherRelatively Moderate
DroughtRelatively Low
Heat waveRelatively Low
HurricaneRelatively Low
TornadoRelatively Low
EarthquakeVery 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
Paden City Groundwater
Paden City, West Virginia · EPA ID WVN000304985
Active (final NPL)5.3 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 Sistersville? See the 2026 conforming, FHA and jumbo loan limits for Tyler 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 26175

Who supplies drinking water to ZIP 26175?

Tyler County PSD (EPA ID WV3304801), a groundwater (wells) system serving about 3,195 people.

Is there lead in Sistersville, WV tap water?

The utility’s latest 90th-percentile lead result (Jul 2024) was 4.9 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 Sistersville, WV 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 26175 had violations?

Health-based violations since 2016: Revised Total Coliform Rule. All are listed as resolved.

What natural hazards affect ZIP 26175?

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

Are there Superfund sites near 26175?

The nearest active Superfund site is 5.3 miles away. Sites within 10 miles: Paden City Groundwater (5.3 mi, Active (final NPL)).

Is radon a problem in Tyler County?

Tyler 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.