CheckPFAS

ZIP Code 18603

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

1 compound exceed EPA Maximum Contaminant Levels in water serving this ZIP code. Standard pitcher filters like Brita do not remove PFAS. See filter recommendations below.

7
PFAS Detected
1
Above EPA Limits
1
Water System
198%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 198% of limit
Detected: 7.90 ppt

PA AMERICAN WATER BERWICK

PA4190013 High Risk
Water Type
Groundwater
PFAS Detected
7
Above MCL
1
State
Pennsylvania
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
7.90ppt
198% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
4.00ppt
100% of limit
4 pptBelow limit
PFPeA
Perfluoropentanoic acid
11.50pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
8.40pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
5.20pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
4.50pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
4.00pptNo federal limitUnregulated

Data source: EPA Unregulated Contaminant Monitoring Rule, 5th cycle (UCMR 5) — January 2026 release.

UCMR 5 tested ~10,000 public water systems serving more than 25 people between 2023-2025 for 29 PFAS compounds.

Detection values represent the highest single-sample result measured at entry points to the distribution system.

View raw EPA data →