PFAS in Fresno, CA Drinking Water
PFAS data for Fresno, California · 620,656 residents · 21 ZIP codes
ZipCheckup's reading of PFAS in Fresno, California: PFAS carries a high health-risk designation.
For residents of Fresno, California, PFAS has appeared in public water supply sampling data.
Data: EPA SDWIS, CCR Reports, ECHO
PFAS in Fresno Tap Water
This analysis covers 620,656 residents across 21 ZIP codes in Fresno.
Is PFAS in Fresno Water Safe?
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.
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 Fresno 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.