WEST HARRIS COUNTY MUD 1

HOUSTON, TX · ~1,581 people served

Check your exact address → HOUSTON overview

100

Excellent

PurityRadar safety score

PWSID

TX1010925

State

Texas

City

HOUSTON

Population served

1,581

Primary source

GWP

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 2023). Levels in parts per trillion (ppt).

Lithium

14,200 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2024. Official EPA record →

Other · EPA contaminant 7500 began Jan 2023 Resolved

Monitoring & reporting · EPA contaminant 0999 began Jul 2021 Resolved

Other · EPA contaminant 7000 began Jul 2018 Resolved

Other · EPA contaminant 7500 began Jun 2015 Resolved

Other · EPA contaminant 7500 began May 2015 Resolved

Other · EPA contaminant 7500 began Apr 2015 Resolved

Monitoring & reporting · Total coliform began Feb 2015 Resolved

Monitoring & reporting · Total coliform began Jan 2015 Resolved

Monitoring & reporting · Total coliform began Dec 2014 Resolved

Recent enforcement actions

State action · SOX May 2024
State action · SIF May 2024
State action · SIA Feb 2023
State action · SOX Apr 2022
State action · SIE Jan 2022
State action · SIA Jan 2022
State action · SOX Jan 2019
State action · SIA Jan 2019

This profile is built from EPA public records for system TX1010925 — 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.