PFAS in Port Arthur, TX Drinking Water
PFAS data for Port Arthur, Texas · 56,039 residents · 4 ZIP codes
Across the water systems that serve Port Arthur, Texas, PFAS has appeared in EPA compliance samples — standard municipal treatment targets this contaminant, though detections in the compliance record indicate it has reached household taps at measurable levels.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
PFAS in Port Arthur Tap Water
PFAS has been detected in Port Arthur, Texas drinking water at a maximum level of 0.0055 ppt — below the EPA MCL of 4 ppt (PFOA/PFOS individually).
This analysis covers 56,039 residents across 4 ZIP codes in Port Arthur.
Port Arthur's overall water quality grade is B (82/100).
Is PFAS in Port Arthur Water Safe?
PFAS was detected in Port Arthur water but currently falls within EPA limits. However, some health organizations argue the EPA MCL may not be protective enough.
If you are concerned, a reverse osmosis or granular activated carbon filter can reduce pfas levels further.
PFAS Levels by ZIP Code
| ZIP Code | PFAS Level | EPA Limit | Status |
|---|---|---|---|
| 77640 | 1 detections | 4 ppt (PFOA/PFOS individually) | OK |
| 77641 | 1 detections | 4 ppt (PFOA/PFOS individually) | OK |
| 77642 | 1 detections | 4 ppt (PFOA/PFOS individually) | OK |
Average pfas level across Port Arthur: 1 ppt
Health Effects of PFAS
- Increased risk of kidney and testicular cancer
- Thyroid disease and immune system suppression
- Reproductive problems and reduced fertility
- Elevated cholesterol and liver effects
- Developmental effects in infants and children
Health risk severity: High. Governed by the PFAS National Primary Drinking Water Regulation (2024).
How PFAS Gets Into Drinking Water
- Firefighting foam (AFFF) used at military bases and airports
- Industrial manufacturing (non-stick coatings, stain-resistant fabrics)
- Wastewater treatment plants that receive industrial discharge
- Landfill leachate from PFAS-containing consumer products
What to Do About PFAS in Port Arthur Water
- Install a reverse osmosis system (most effective — removes 90%+ of PFAS)
- Granular activated carbon (GAC) filters remove some PFAS compounds
- Look for NSF 53 or NSF 58 certification specifically tested for PFAS
- Pitcher filters with activated carbon provide partial reduction
Look for filters certified under NSF 53 / NSF 58 for pfas removal.