HARRIS COUNTY MUD 130

HOUSTON, TX · ~4,572 people served

Check your exact address → HOUSTON overview

100

Excellent

PurityRadar safety score

PWSID

TX1012097

State

Texas

City

HOUSTON

Population served

4,572

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 Aug 2024). Levels in parts per trillion (ppt).

Lithium

10,600 ppt

limit —

No federal limit

PFBA

5.2 ppt

limit —

No federal limit

PFPeA

5 ppt

limit —

No federal limit

PFHxA

4.5 ppt

limit —

No federal limit

PFBS

3 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2022. Official EPA record →

Other · EPA contaminant 7500 began May 2022 Resolved

Monitoring · Lead & Copper Rule began Mar 2022 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2021 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2021 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2016 Resolved

Recent enforcement actions

State action · SOX Aug 2022
State action · SIF Aug 2022
State action · SIF Aug 2022
State action · SIA Jul 2022
State action · SOX May 2022
State action · SIE May 2022
State action · SIA May 2022
State action · SOX Jun 2021

This profile is built from EPA public records for system TX1012097 — 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.