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Water system · PWSID TX0610259

DENTON COUNTY FWSD 11-A

HOUSTON, TX · ~5,160 people served

Check your exact address → HOUSTON overview
100
Excellent
PurityRadar safety score

PWSID

TX0610259

State

Texas

City

HOUSTON

Population served

5,160

Primary source

SWP

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Sep 2024). Levels in parts per trillion (ppt).

PFBA

7.4 ppt

limit —

No federal limit

Violations & enforcement

8

Violations on record

2

Unaddressed

0

Health-based

13

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2025. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Dec 2025 Unaddressed
Other · EPA contaminant 7000 began Jul 2025 Unaddressed
Other · EPA contaminant 7500 began Feb 2015 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2014 Resolved
Other · EPA contaminant 7500 began Jul 2008 Resolved
Other · EPA contaminant 7500 began Jul 2008 Resolved
Monitoring & reporting · Total coliform began Nov 2007 Resolved
Monitoring & reporting · Total coliform began Oct 2007 Resolved

Recent enforcement actions

  • State action · SIA Dec 2025
  • State action · SOX Oct 2015
  • State action · SIA Mar 2015
  • State action · SIF Mar 2015
  • State action · SOX Feb 2015
  • State action · SIE Nov 2014
  • State action · SIA Nov 2014
  • State action · SIE Apr 2008

This profile is built from EPA public records for system TX0610259 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.