Home/ Directory/ TX/ HARRIS COUNTY MUD 185

Water system · PWSID TX1011914

HARRIS COUNTY MUD 185

HOUSTON, TX · ~4,617 people served

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

PWSID

TX1011914

State

Texas

City

HOUSTON

Population served

4,617

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

PFHxS

Perfluorohexanesulfonic acid

3 ppt

limit 10 ppt

Below EPA limit

Lithium

11,100 ppt

limit —

No federal limit

6:2 FTS

13 ppt

limit —

No federal limit

PFBA

7.1 ppt

limit —

No federal limit

PFPeA

5.8 ppt

limit —

No federal limit

PFHxA

4.9 ppt

limit —

No federal limit

PFBS

4.3 ppt

limit —

No federal limit

Violations & enforcement

1

Violations on record

0

Unaddressed

0

Health-based

8

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 1993. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Jul 1992 Resolved

Recent enforcement actions

  • State action · SOX Jun 1993
  • State action · SFJ Aug 1990
  • State action · SFJ Jul 1990
  • State action · SFJ Jun 1990
  • State action · SFJ May 1990
  • State action · SFJ Mar 1990
  • State action · SFJ Feb 1990
  • State action · SIF Jun 1984

This profile is built from EPA public records for system TX1011914 — 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.