Exceeds EPA Limit PFAS EXCEEDS EPA LIMIT

PFAS in Port Washington, NY Drinking Water

PFAS data for Port Washington, New York · 32,657 residents · 1 ZIP code

ZipCheckup's reading of PFAS in Port Washington, New York: PFAS carries a high health-risk designation.

PFAS exposure in drinking water is tracked by EPA across the country; households in Port Washington, New York are among those with confirmed detections in the public water record.

4 ppt (PFOA/PFOS individually)
EPA MCL
3
EPA Violations
High
Health Risk
Reverse Osmosis or Granular Activated Carbon
Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO

PFAS in Port Washington Tap Water

Port Washington, New York has 3 EPA violations related to pfas in drinking water.

This analysis covers 32,657 residents across 1 ZIP code in Port Washington.

Is PFAS in Port Washington Water Safe?

PFAS levels in parts of Port Washington exceed the EPA MCL of 4 ppt (PFOA/PFOS individually). The EPA requires water systems to take corrective action when this limit is exceeded.

If you live in an affected ZIP code, consider installing a reverse osmosis or granular activated carbon filter certified under NSF 53 / NSF 58 and testing your water independently.

EPA Violations for PFAS in Port Washington

Date Violation Type Status ZIP Code
2024-04-01 PFOS (Known) Known 11050
2024-04-01 PFOS (Known) Known 11050
2024-01-01 PFOS (Known) Known 11050

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 Washington Water

  1. Install a reverse osmosis system (most effective — removes 90%+ of PFAS)
  2. Granular activated carbon (GAC) filters remove some PFAS compounds
  3. Look for NSF 53 or NSF 58 certification specifically tested for PFAS
  4. Pitcher filters with activated carbon provide partial reduction

Look for filters certified under NSF 53 / NSF 58 for pfas removal.

Related

HomeContaminantsPFASNew York → Port Washington

How to cite this page

APA ZipCheckup. (2026). PFAS in Port Washington, NY Drinking Water. https://zipcheckup.com/contaminants/pfas/port-washington-ny/
BibTeX
@misc{zipcheckup-contaminants-pfas-port-washington-ny,
  author = {{ZipCheckup}},
  title  = {{PFAS in Port Washington, NY Drinking Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/contaminants/pfas/port-washington-ny/}
}

Page version: August 2026.

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