LAKE MUD

HOUSTON, TX · ~6,048 people served

Check your exact address → HOUSTON overview

100

Excellent

PurityRadar safety score

PWSID

TX1011741

State

Texas

City

HOUSTON

Population served

6,048

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).

PFBA

7.1 ppt

limit —

No federal limit

PFPeA

5 ppt

limit —

No federal limit

PFHxA

4.8 ppt

limit —

No federal limit

PFBS

3.3 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2014. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Dec 2013 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2013 Resolved

Max contaminant level (MCL) · Total coliform health-based began Jun 2004 Resolved

Recent enforcement actions

State action · SOX Oct 2014
State action · SOX Sep 2014
State action · SIF Aug 2004
State action · SIE Jul 2004
State action · SIA Jul 2004
State action · SOX Jun 2004
State action · SFJ Feb 1990
State action · SIF Jan 1982

This profile is built from EPA public records for system TX1011741 — 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.