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Water system · PWSID TX1780006

NUECES COUNTY WCID 4

PORT ARANSAS, TX · ~14,880 people served

Check your exact address → PORT ARANSAS overview
100
Excellent
PurityRadar safety score

PWSID

TX1780006

State

Texas

City

PORT ARANSAS

Population served

14,880

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 Mar 2024). Levels in parts per trillion (ppt).

Lithium

23,900 ppt

limit —

No federal limit

PFBA

7.6 ppt

limit —

No federal limit

Violations & enforcement

9

Violations on record

0

Unaddressed

5

Health-based

31

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2025. Official EPA record →

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2024 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2024 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2024 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2024 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2016 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2014 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2014 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2014 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2013 Resolved

Recent enforcement actions

  • State action · SIF Mar 2025
  • State action · SIF Mar 2025
  • State action · SOX Mar 2025
  • State action · SFJ Feb 2025
  • State action · SIA Jan 2025
  • State action · SIE Jan 2025
  • State action · SIE Jan 2025
  • State action · SIA Jan 2025

This profile is built from EPA public records for system TX1780006 — 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.