Exceeds EPA Limit PFAS EXCEEDS EPA LIMIT

PFAS in Jonesborough, TN Drinking Water

PFAS data for Jonesborough, Tennessee · 33,069 residents · 1 ZIP code

Federal water monitoring extends to thousands of public water systems, and in Jonesborough, Tennessee, that tracking has turned up PFAS — the detection is logged in the EPA compliance record and reflects samples collected under routine Safe Drinking Water Act reporting requirements.

0.01 ppt
Max Level Detected
2 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: 2026-05-14

PFAS in Jonesborough Tap Water

PFAS has been detected in Jonesborough, Tennessee drinking water at a maximum level of 0.01 ppt — below the EPA MCL of 4 ppt (PFOA/PFOS individually).

This analysis covers 33,069 residents across 1 ZIP code in Jonesborough.

Jonesborough's overall water quality grade is C (64/100).

Is PFAS in Jonesborough Water Safe?

PFAS levels in parts of Jonesborough 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.

PFAS Levels by ZIP Code

ZIP Code PFAS Level EPA Limit Status
37659 2 detections 4 ppt (PFOA/PFOS individually) OK

Average pfas level across Jonesborough: 2 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 Jonesborough 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.

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