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Water system · PWSID TX1010617

TRAIL OF THE LAKES MUD

HOUSTON, TX · ~9,480 people served

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

PWSID

TX1010617

State

Texas

City

HOUSTON

Population served

9,480

Primary source

Groundwater

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

Lithium

24,600 ppt

limit —

No federal limit

Violations & enforcement

18

Violations on record

0

Unaddressed

7

Health-based

33

Enforcement actions

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

Other · EPA contaminant 7500 began Oct 2024 Resolved
Other · EPA contaminant 7500 began Oct 2024 Resolved
Other · EPA contaminant 7500 began Jul 2008 Resolved
Other · EPA contaminant 7500 began May 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 2007 Resolved
Monitoring & reporting · Total coliform began Nov 2007 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Oct 2001 Resolved
Max contaminant level (MCL) · Uranium health-based began Oct 2001 Resolved
Other · Uranium began Jul 2001 Resolved
Other · Gross alpha began Jul 2001 Resolved
Other · Uranium began Apr 2001 Resolved
Other · Gross alpha began Apr 2001 Resolved

Recent enforcement actions

  • State action · SOX Oct 2024
  • State action · SOX Oct 2024
  • State action · SIA Apr 2008
  • State action · SIE Apr 2008
  • State action · SIE Apr 2008
  • State action · SIA Apr 2008
  • State action · SIA Apr 2008
  • State action · SIE Apr 2008

This profile is built from EPA public records for system TX1010617 — 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.