PFAS in Woodstock, MD Drinking Water
PFAS data for Woodstock, Maryland · 7,031 residents · 1 ZIP code
Water quality records for Woodstock, Maryland show PFAS detections on file — a finding that places it among the contaminants worth tracking for this area.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-04-05
PFAS in Woodstock Tap Water
PFAS has been detected in Woodstock, Maryland drinking water at a maximum level of 0.003 ppt — below the EPA MCL of 4 ppt (PFOA/PFOS individually).
This analysis covers 7,031 residents across 1 ZIP code in Woodstock.
Woodstock's overall water quality grade is D (53/100).
Is PFAS in Woodstock Water Safe?
PFAS was detected in Woodstock 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 |
|---|---|---|---|
| 21163 | 1 detections | 4 ppt (PFOA/PFOS individually) | OK |
Average pfas level across Woodstock: 1 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 Woodstock 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.