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

Home hazard report for 76455 — Gustine, TX

ZIP 76455 is served by Comanche County WSC Sipe Springs: 17 violations since 2016, latest lead result 0 ppb, PFAS not tested. Comanche County is in EPA radon zone 3.

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Where ZIP 76455 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: Comanche County WSC Sipe Springs

EPA IDTX0470027
People served219
Sourcesurface water (rivers, lakes)
Connections73

Health-based violations

Contaminant or ruleHealth-based violations since 2016
Tthm11
Total Haloacetic Acids (Haa5)5
Lead and Copper Rule Revisions1

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.

Full record for Comanche County WSC Sipe Springs →

Other systems overlapping this ZIP: City of Gustine.

Lead

Jan 20250 ppb
Jan 20224.3 ppb
Jan 19995.4 ppb
Jan 199810 ppb
Jan 19973.7 ppb
Jul 19968.9 ppb
Jan 19964.3 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 Comanche County

EPA radon zone 3 — low potential. Predicted average under 2 pCi/L — but any home can have high radon, so EPA still recommends a test.

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 very low community resilience.

HailVery High
Riverine floodingVery High
TornadoVery High
WildfireVery High
Cold waveRelatively High
LightningRelatively High
Strong windRelatively High
Winter weatherRelatively High
DroughtRelatively Moderate
Heat waveRelatively Low
HurricaneRelatively Low
Ice stormRelatively Low
EarthquakeVery 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

No site on EPA’s Superfund National Priorities List lies within 10 miles of the center of this ZIP code.

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 Gustine? See the 2026 conforming, FHA and jumbo loan limits for Comanche 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 76455

Who supplies drinking water to ZIP 76455?

Comanche County WSC Sipe Springs (EPA ID TX0470027), a surface water (rivers, lakes) system serving about 219 people.

Is there lead in Gustine, TX 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 Gustine, TX 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 76455 had violations?

Health-based violations since 2016: Tthm, Total Haloacetic Acids (Haa5), Lead and Copper Rule Revisions. 1 is still listed as unresolved in EPA records.

What natural hazards affect ZIP 76455?

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

Are there Superfund sites near 76455?

No active Superfund site within 10 miles of the ZIP center.

Is radon a problem in Comanche County?

Comanche County is in EPA radon zone 3 (low potential). Predicted average under 2 pCi/L — but any home can have high radon, so EPA still recommends a test.