MONTGOMERY COUNTY MUD 39

THE WOODLANDS, TX · ~4,284 people served

Check your exact address → THE WOODLANDS overview

100

Excellent

PurityRadar safety score

PWSID

TX1700332

State

Texas

City

THE WOODLANDS

Population served

4,284

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

Lithium

23,800 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2020. Official EPA record →

Other · EPA contaminant 7500 began Jun 2020 Resolved

Other · EPA contaminant 7500 began Jan 2020 Resolved

Monitoring & reporting · EPA contaminant 0999 began Jan 2019 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2018 Resolved

Monitoring & reporting · Lead & Copper Rule began Dec 2015 Resolved

Other · EPA contaminant 7000 began Jul 2014 Resolved

Recent enforcement actions

State action · SIF Sep 2020
State action · SOX Sep 2020
State action · SIA Aug 2020
State action · SOX Feb 2020
State action · SIF Feb 2020
State action · SOX Feb 2020
State action · SIA Feb 2020
State action · SOX Jul 2019

This profile is built from EPA public records for system TX1700332 — 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.