MONTGOMERY COUNTY MUD 15

HOUSTON, TX · ~6,564 people served

Check your exact address → HOUSTON overview

100

Excellent

PurityRadar safety score

PWSID

TX1700118

State

Texas

City

HOUSTON

Population served

6,564

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

Lithium

16,200 ppt

limit —

No federal limit

6:2 FTS

5.6 ppt

limit —

No federal limit

PFBS

4.4 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Dec 2021 Resolved

Other · EPA contaminant 7500 began Feb 2016 Resolved

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

Monitoring & reporting · Lead & Copper Rule began Dec 2014 Resolved

Recent enforcement actions

State action · SIA Jan 2022
State action · SOX Jan 2022
State action · SOX Oct 2016
State action · SIA Mar 2016
State action · SIF Mar 2016
State action · SOX Feb 2016
State action · SIA Nov 2015
State action · SIE Nov 2015

This profile is built from EPA public records for system TX1700118 — 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.