Exceeds EPA Limit PFAS EXCEEDS EPA LIMIT

PFAS in Riverhead, NY Drinking Water

PFAS data for Riverhead, New York · 32,921 residents · 1 ZIP code

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

If you rely on a public water system in Riverhead, New York, PFAS is a contaminant your utility has been required to test for - and EPA records show it has been detected at measurable levels, making it worth understanding as part of your tap water's detection record.

4 ppt (PFOA/PFOS individually)
EPA MCL
1
EPA Violations
High
Health Risk
Reverse Osmosis or Granular Activated Carbon
Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO

PFAS in Riverhead Tap Water

Riverhead, New York has 1 EPA violation related to pfas in drinking water.

This analysis covers 32,921 residents across 1 ZIP code in Riverhead.

Is PFAS in Riverhead Water Safe?

PFAS levels in parts of Riverhead 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 Riverhead

Date Violation Type Status ZIP Code
2024-07-01 PFOA (Known) Known 11901

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 Riverhead 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 → Riverhead

How to cite this page

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

Page version: August 2026.

Check your water filter options Free tool - no phone call required.