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WaterSafeCheck

Port Arthur, TX Tap Water Quality

Water safety reports for all 4 ZIP codes in Port Arthur, Texas

Average Score

82/100

Health Violations

8

ZIP Codes

4

High Lead Risk

2

of 4 ZIP codes

B

About Tap Water in Port Arthur, TX

The drinking water in Port Arthur, TX generally meets all federal health standards, earning a solid B grade with a composite safety score of 82/100 across 4 ZIP codes. While the primary water utility, City of Port Arthur, maintains adequate compliance with EPA regulations, there have been minor or administrative violations on record. Overall, residents receive safe tap water that is actively monitored by Texas Commission on Environmental Quality (TCEQ).

The accumulation of 8 health-based violations over the past 5 years highlights systemic challenges within Port Arthur's water infrastructure. When violations occur, it means that drinking water tests revealed contaminant levels exceeding safe limits, triggering mandatory corrective actions by Texas Commission on Environmental Quality (TCEQ). The city relies on surface water, which may require significant treatment upgrades to address these recurring issues.

Additionally, lead exposure risk remains a critical issue for certain neighborhoods. EPA data indicates that 2 out of 4 ZIP codes in Port Arthur are rated as High or Very High risk for lead. This risk is often driven by aging homes with pre-1986 plumbing containing lead solder or service lines. Families in these areas should test their tap water and consider NSF/ANSI 53 certified filters.

⚠ Lead Risk Alert: Some ZIP codes in Port Arthur are rated High or Very High for lead exposure risk based on EPA data. Search your specific ZIP code for a detailed lead level report.

Health-Based Contaminant Violations in Port Arthur

EPA records indicate that the following contaminants have exceeded Safe Drinking Water Act Maximum Contaminant Levels (MCLs) in Port Arthur water systems over the past 5 years.

Fecal Coliform

Note: The presence of a past violation does not necessarily mean current water is unsafe. Utilities are required to take corrective action. Review your Consumer Confidence Report for the latest status.

Water Quality by ZIP Code — Port Arthur, TX

Click any ZIP code for the full water quality report

A
77643

Port Arthur, TX

Score: 93/1002 violations
A
77641

Port Arthur, TX

Score: 88/1002 violations
B
77640

Port Arthur, TX

Score: 73/1002 violations
B
77642

Port Arthur, TX

Score: 73/1002 violations

Frequently Asked Questions — Port Arthur Water Quality

Is tap water safe to drink in Port Arthur, TX?+
Yes — tap water in Port Arthur meets all federal EPA standards and earns a B grade. It is generally safe for healthy adults. As always, running your tap for 30 seconds before use and using a filter adds extra protection for vulnerable populations.
What is the water quality score for Port Arthur?+
The average water quality score across 4 ZIP codes in Port Arthur, TX is 82/100. Scores are derived from EPA violation history, lead levels, enforcement actions, and infrastructure risk indicators. Individual ZIP codes may vary — search your specific ZIP above for a personalized report.
Does Port Arthur have lead in its tap water?+
2 out of 4 ZIP codes in Port Arthur are rated High or Very High for lead exposure risk. Older homes built before 1986 may have lead service lines or plumbing fixtures. Residents should run their tap for 30 seconds before use and consider a certified NSF/ANSI 53 lead filter.
How do I get the water quality report for Port Arthur?+
Each ZIP code in Port Arthur has a full water quality report on this site — click any ZIP code below. You can also get the annual Consumer Confidence Report (CCR) from your local water utility. The CCR is required to be published every year by July 1 and contains actual contaminant measurements and violation history.
Where does Port Arthur's tap water come from?+
Tap water in Port Arthur, TX primarily comes from surface water. Surface water systems treat water from rivers, lakes, or reservoirs using filtration, sedimentation, and disinfection before it reaches your tap.

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