CheckPFAS

ZIP Code 17522

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

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

22
PFAS Detected
6
Above EPA Limits
4
Water Systems
145%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 145% of limit
Detected: 5.80 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 115% of limit
Detected: 4.60 ppt

EPHRATA AREA JOINT AUTHORITY

PA7360045 High Risk
Water Type
Groundwater
PFAS Detected
7
Above MCL
2
State
Pennsylvania
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
5.80ppt
145% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
4.60ppt
115% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
3.60ppt
36% of limit
10 pptBelow limit
lithium
9450.00pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
6.90pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
6.30pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
5.90pptNo federal limitUnregulated

EAST COCALICO TOWNSHIP

PA7360113 High Risk
Water Type
Groundwater
PFAS Detected
6
Above MCL
2
State
Pennsylvania
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
4.90ppt
123% of limit
4 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
4.50ppt
113% of limit
4 ppt⚠ Exceeds MCL
lithium
25700.00pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
5.60pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
3.90pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
3.20pptNo federal limitUnregulated

AKRON BOROUGH

PA7360128 High Risk
Water Type
Groundwater
PFAS Detected
8
Above MCL
2
State
Pennsylvania
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
5.00ppt
125% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
4.40ppt
110% of limit
4 ppt⚠ Exceeds MCL
lithium
10500.00pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
12.00pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
7.20pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
5.50pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
5.40pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
4.80pptNo federal limitUnregulated

WEST EARL WATER AUTHORITY

PA7360143 Low Level
Water Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Pennsylvania
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFPeA
Perfluoropentanoic acid
3.30pptNo federal limitUnregulated
Note: ZIP code 17522 is served by 4 separate water utilities. Results above show data for each system independently.

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 →