Detected PFAS

PFAS in Frisco, TX Drinking Water

PFAS data for Frisco, Texas · 234,889 residents · 3 ZIP codes

Because PFAS is associated with health effects at sustained elevated exposures, residents in Frisco, Texas may find it useful that local water systems have returned detectable concentrations — facts that bear on long-term household water decisions.

0.0138 ppt
Max Level Detected
25 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 Frisco Tap Water

PFAS has been detected in Frisco, Texas drinking water at a maximum level of 0.0138 ppt — below the EPA MCL of 4 ppt (PFOA/PFOS individually).

This analysis covers 234,889 residents across 3 ZIP codes in Frisco.

Frisco's overall water quality grade is A (90/100).

Is PFAS in Frisco Water Safe?

PFAS was detected in Frisco 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
75034 51 detections 4 ppt (PFOA/PFOS individually) Exceeds limit
75033 12 detections 4 ppt (PFOA/PFOS individually) Exceeds limit
75035 12 detections 4 ppt (PFOA/PFOS individually) Exceeds limit

Average pfas level across Frisco: 25 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 Frisco 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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