Detected PFAS

PFAS in Leominster, MA Drinking Water

Q: Is pfas in Leominster water safe?

PFAS was detected in Leominster water at 0.0043 ppt, below the EPA limit of 4 ppt (PFOA/PFOS individually). Check ZIP-level data on this page for your specific area.

Q: How much pfas is in Leominster water?

The maximum detected level of pfas in Leominster water is 0.0043 ppt. The EPA limit is 4 ppt (PFOA/PFOS individually). See the ZIP code table above for area-specific levels.

PFAS data for Leominster, Massachusetts · 43,635 residents · 1 ZIP code

ZipCheckup's reading of PFAS in Leominster, Massachusetts: the highest detected level is 0.0043 ppt; the EPA limit is 4 ppt (PFOA/PFOS individually). PFAS carries a high health-risk designation.

Within Leominster, Massachusetts, PFAS has been detected in water samples drawn from the public supply - the results are part of the official EPA compliance record for systems here.

0.0043 ppt

Max Level Detected

1 ppt

Average Level

4 ppt (PFOA/PFOS individually)

EPA MCL

High

Health Risk

Reverse Osmosis or Granular Activated Carbon

Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-07-13

PFAS in Leominster Tap Water

PFAS has been detected in Leominster, Massachusetts drinking water at a maximum level of 0.0043 detections — relative to the EPA MCL of 4 ppt (PFOA/PFOS individually).

This analysis covers 43,635 residents across 1 ZIP code in Leominster.

Leominster's overall water quality grade is C (60/100).

Is PFAS in Leominster Water Safe?

PFAS was detected in Leominster 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
01453	1 detections	4 ppt (PFOA/PFOS individually)	Not comparable

Average pfas level across Leominster: 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 Leominster 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.

Home → Contaminants → PFAS → Massachusetts → Leominster

How to cite this page

APA ZipCheckup. (2026). PFAS in Leominster, MA Drinking Water. https://zipcheckup.com/contaminants/pfas/leominster-ma/

BibTeX

@misc{zipcheckup-contaminants-pfas-leominster-ma,
  author = {{ZipCheckup}},
  title  = {{PFAS in Leominster, MA Drinking Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/contaminants/pfas/leominster-ma/}
}

Data as of July 2026.