Health Violations Found

Diana, TX (75640): PFAS Detected in Mapped Water Systems

EPA data combined for 8 water systems mapped to this ZIP (largest mapped system: Diana Special Utility District)

Health Violations Found PFAS Detected

Health-based violation records by water system:

EPA records for the water systems mapped to 75640 in Diana, TX contain 56 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 9 are marked health-based.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources
Latest air quality, EPA records and weather alerts Current data temporarily unavailable
Current EPA violation data unavailable
Water records and current conditions
Current EPA violation data unavailable
Safety Score N/A
Water Quality Issues 9 health-based violation records
Lead Risk Below action level Below the reporting limit, 90th percentile, sample period ending 2025-12-31
NFIP Claim History N/A
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water EPA records for water systems mapped to this ZIP show 9 health-based violations and 47 non-health-based (since 2021).
  • Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
  • PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
  • Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
Contaminant Summary
Health Violations
56 violations 9 health-based PFAS detected
Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record
8
Water Systems
7,320
People Served
9
Health Violations (since 2021)Median is 0
Surface water
Water Source
Zone 3
County Radon Potential · Low
$263K
Median Home Value35% above state median ($195K)

Get updates when new water-quality data is available for your area

Free alerts when new EPA data affects ZIP code 75640. No spam - just safety updates.

Unsubscribe anytime. We only send updates when your safety score changes. See our Privacy Policy.

See incorrect data? Let us know

Score Breakdown

Overall Home Safety Score: Score unavailable

Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.

Canonical components

EPA water compliance
0/100
Observed
PFAS MCL screen
100/100
Observed
EPA radon zone
100/100
Observed
Annual EPA AirData AQI
Unknown
Evidence missing

Required domains

Drinking water
50/100
Indoor environment
100/100
Outdoor environment
Unknown

Coverage: 3 of 4 components and 2 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (6) CRITICAL

Your Water System

ZIP code 75640 in Diana, Texas is mapped to the water system Diana Special Utility District (EPA ID: TX2300006). This system provides water to approximately 7,320 people from surface water sources.

There are 8 community water systems serving this area.

Water Systems Serving This Area

System Name EPA ID Population Source
Diana Special Utility District TX2300006 7,320 Surface water
Harleton Water Supply Corporation TX1020074 4,107 Surface water
Bi County Water Supply Corporation 1 TX0320002 12,777 Groundwater
Gum Springs Water Supply Corporation 1 TX1020026 3,564 Groundwater
Tryon Road Special Utility District TX0920021 10,791 Surface water

Other Water Quality Reports in Texas

Nearby Water Quality Reports

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Diana Special Utility District (TX2300006) on EPA.gov.

4 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.

📊 EPA Safe Drinking Water · View source →

PFAS Contamination Detected

PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 75640.

Detected compounds: PFPeA, PFBA, PFHxA, 6:2 FTS, PFBS.

Highest measured level: 0.164 µg/L

Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.

📊 EPA UCMR5 · View source →
Environmental Hazards (10) MODERATE
Home & Infrastructure (6) OK
Cost & Community (9) HIGH

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Protect Your Home in Diana

Based on local data for ZIP 75640, these services may benefit homeowners in your area.

Based on local data for your area. Use the tools below to explore your options.

Roofing Inspection & Repair

Active weather alerts in Texas increase the risk of roof damage from hail and high winds. A professional inspection can identify vulnerabilities.

Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500

Estimate Your Home Insurance Needs

Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.

Frequently Asked Questions

Is the tap water in 75640 safe to drink?

EPA SDWIS records 56 violations since 2021 across the water systems mapped to ZIP 75640 (primary system: Diana Special Utility District), including 9 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.

Where does 75640's water come from?

The recorded water source for Diana Special Utility District, a system mapped to ZIP code 75640, is Surface water. This system serves approximately 7,320 people.

How can I get my water tested in Diana?

If Diana Special Utility District supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.

What is the radon risk for 75640?

75640 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Harrison County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

Are there PFAS (forever chemicals) in 75640's water?

Yes, PFAS have been detected in samples from water systems mapped to 75640. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.

How to cite this page

APA ZipCheckup. (2026). Diana, TX (75640): PFAS Detected in Mapped Water Systems. https://zipcheckup.com/report/75640/
BibTeX 
@misc{zipcheckup-report-75640,
  author = {{ZipCheckup}},
  title  = {{Diana, TX (75640): PFAS Detected in Mapped Water Systems}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/75640/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 75640

ZIP Code City, State Distance Grade Violations
75683 Ore City, TX 3.0 mi N/A 55
75630 Avinger, TX 9.0 mi N/A 79
75668 Lone Star, TX 10.7 mi N/A 26
75660 Judson, TX 13.3 mi N/A 0
75645 Gilmer, TX 14.2 mi N/A 175
75605 Longview, TX 15.5 mi B 44
75651 Harleton, TX 15.9 mi B 109
75644 Gilmer, TX 15.9 mi N/A 110
75608 Longview, TX 16.2 mi N/A 0
75601 Longview, TX 17.5 mi A 5

Contaminants Detected in 75640

Learn more about the contaminants found in your water supply:

Overall safety breakdown

Home Safety Score →

Find the right water filter

Water Filter Matcher →

Compare filters, tests & services

Compare My Options →

Compare with another ZIP

Compare Tool →
Coverage: 12/17 risk factors Data sources →
Get alerts for 75640