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Water system · PWSID TX0790452

SIENNA MUD 10

HOUSTON, TX · ~7,824 people served

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

PWSID

TX0790452

State

Texas

City

HOUSTON

Population served

7,824

Primary source

GWP

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

Lithium

18,700 ppt

limit —

No federal limit

PFPeA

194 ppt

limit —

No federal limit

PFBA

9.6 ppt

limit —

No federal limit

PFHxA

5.7 ppt

limit —

No federal limit

PFBS

3.7 ppt

limit —

No federal limit

Violations & enforcement

3

Violations on record

0

Unaddressed

0

Health-based

5

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2015. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Oct 2014 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2013 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2013 Resolved

Recent enforcement actions

  • State action · SOX Aug 2015
  • State action · SIF Feb 2015
  • State action · SIE Nov 2014
  • State action · SIA Nov 2014
  • State action · SIF Feb 2012

This profile is built from EPA public records for system TX0790452 — 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.