PFAS in Santa Barbara, CA Drinking Water
PFAS data for Santa Barbara, California · 116,466 residents · 17 ZIP codes
SDWIS federal records include PFAS detections tied to water systems serving Santa Barbara, California.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
PFAS in Santa Barbara Tap Water
PFAS has been detected in Santa Barbara, California drinking water at a maximum level of 0.0059 ppt — below the EPA MCL of 4 ppt (PFOA/PFOS individually).
This analysis covers 116,466 residents across 17 ZIP codes in Santa Barbara.
Santa Barbara's overall water quality grade is C (63/100).
Is PFAS in Santa Barbara Water Safe?
PFAS was detected in Santa Barbara 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 |
|---|---|---|---|
| 93110 | 4 detections | 4 ppt (PFOA/PFOS individually) | OK |
| 93111 | 4 detections | 4 ppt (PFOA/PFOS individually) | OK |
Average pfas level across Santa Barbara: 4 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 Santa Barbara 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.