CheckPFAS

ZIP Code 01984

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

2 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.

7
PFAS Detected
2
Above EPA Limits
2
Water Systems
180%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 180% of limit
Detected: 7.20 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 160% of limit
Detected: 6.40 ppt

BEVERLY WATER DEPT

MA3030000 Low Level
Water Type
Surface Water
PFAS Detected
2
Above MCL
0
State
Massachusetts
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFPeA
Perfluoropentanoic acid
4.10pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
3.60pptNo federal limitUnregulated

WENHAM WATER DEPT.

MA3320000 High Risk
Water Type
Groundwater
PFAS Detected
5
Above MCL
2
State
Massachusetts
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
7.20ppt
180% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
6.40ppt
160% of limit
4 ppt⚠ Exceeds MCL
PFPeA
Perfluoropentanoic acid
6.80pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
6.70pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
3.90pptNo federal limitUnregulated
Note: ZIP code 01984 is served by 2 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 →