Public Water System

CITY OF PORT ARTHUR

PWSID TX1230009 · Texas · 56,039 people served

Poor

CITY OF PORT ARTHUR is an EPA-regulated public water system in Texas (PWSID TX1230009). It serves an estimated 56,039 residents — a mid-sized community of customers — across 1 community across 1 ZIP code.

Over the past five years, CITY OF PORT ARTHUR has recorded 9 EPA health-based violations. The grade of D summarizes this compliance pattern. Specific contaminants, dates, and rule citations are listed in the violation history below.

Service Area

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Centered on the averaged ZIP-code centroid of 1 ZIP served.

Population

56,039

Cities

ZIPs

Violations

EPA Health-Based Violations

Health-based Maximum Contaminant Level (MCL) violations on file for CITY OF PORT ARTHUR over the past five years of EPA SDWIS reporting.

E. Colimicrobial

EPA Code 0300 · Treatment Technique Violation

violations

EPA Limit

0 per 100 mL presence/absence

Last Reading

—

First Reported

Feb 2024

Most Recent

Jan 2025

What this violation means

E. coli detection is an EPA Tier 1 acute violation, requiring same-day public notification. It confirms that fecal matter has entered the drinking water supply, posing immediate health risks — particularly to children, the elderly, and immunocompromised individuals.

Recommended precautions

→Do not drink the water until the utility has lifted the advisory.
→Boil water for at least one minute (three minutes at elevations above 6,500 ft).
→Disinfect dishes and surfaces that touched contaminated water.
→Seek medical attention if you develop bloody diarrhea or persistent vomiting.

Read the complete guide to E. Coli

Source: EPA Safe Drinking Water Information System (SDWIS). Health-based violations only. Older violations may have been resolved; check your utility's most recent Consumer Confidence Report for current status.

Cities Served by CITY OF PORT ARTHUR

PORT ARTHUR

ZIP Codes Served

77641

About this system

EPA records this system as PWSID TX1230009. Data reflects the most recent EPA SDWIS publication as of 2026-05-18. Public Water System Identifiers (PWSIDs) are assigned by the EPA's Safe Drinking Water Act program to track every regulated water utility in the United States. The first two letters typically indicate the state primacy agency. For real-time water quality information, contact CITY OF PORT ARTHUR directly or review their annual Consumer Confidence Report (CCR).