Home/ Directory/ TX/ HARRIS COUNTY FWSD 51

Water system · PWSID TX1010238

HARRIS COUNTY FWSD 51

HOUSTON, TX · ~19,671 people served

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

PWSID

TX1010238

State

Texas

City

HOUSTON

Population served

19,671

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 May 2025). Levels in parts per trillion (ppt).

Lithium

11,700 ppt

limit —

No federal limit

PFBA

7 ppt

limit —

No federal limit

PFPeA

4.8 ppt

limit —

No federal limit

PFHxA

4.5 ppt

limit —

No federal limit

PFBS

3.5 ppt

limit —

No federal limit

Violations & enforcement

3

Violations on record

0

Unaddressed

1

Health-based

7

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2015. Official EPA record →

Other · EPA contaminant 7000 began Jul 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Dec 2014 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2013 Resolved

Recent enforcement actions

  • State action · SOX Oct 2015
  • State action · SIA Oct 2015
  • State action · SOX Apr 2015
  • State action · SIF Jan 2015
  • State action · SIA Dec 2014
  • State action · SIE Dec 2014
  • State action · SOX Oct 2014

This profile is built from EPA public records for system TX1010238 — 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.