Detected PFAS

PFAS in Danielson, CT Drinking Water

PFAS data for Danielson, Connecticut · 11,594 residents · 1 ZIP code

ZipCheckup's reading of PFAS in Danielson, Connecticut: the highest detected level is 0.0099 ppt; the EPA limit is 4 ppt (PFOA/PFOS individually). PFAS carries a high health-risk designation.

Across the water systems that serve Danielson, Connecticut, 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.

0.0099 ppt
Max Level Detected
11 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 Danielson Tap Water

PFAS has been detected in Danielson, Connecticut drinking water at a maximum level of 0.0099 detections — relative to the EPA MCL of 4 ppt (PFOA/PFOS individually).

This analysis covers 11,594 residents across 1 ZIP code in Danielson.

Danielson's overall water quality grade is B (82/100).

Is PFAS in Danielson Water Safe?

PFAS was detected in Danielson 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
06239 11 detections 4 ppt (PFOA/PFOS individually) Not comparable

Average pfas level across Danielson: 11 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 Danielson 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

HomeContaminantsPFASConnecticut → Danielson

How to cite this page

APA ZipCheckup. (2026). PFAS in Danielson, CT Drinking Water. https://zipcheckup.com/contaminants/pfas/danielson-ct/
BibTeX
@misc{zipcheckup-contaminants-pfas-danielson-ct,
  author = {{ZipCheckup}},
  title  = {{PFAS in Danielson, CT Drinking Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/contaminants/pfas/danielson-ct/}
}

Data as of July 2026.

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