CheckPFAS

ZIP Code 01938

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.

6
PFAS Detected
1
Above EPA Limits
1
Water System
183%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 183% of limit
Detected: 7.30 ppt
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IPSWICH DPU WATER DEPT

MA3144000 High Risk
Water Type
Groundwater
PFAS Detected
6
Above MCL
1
State
Massachusetts
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
7.30ppt
183% of limit
4 ppt⚠ Exceeds MCL
PFHxA
Perfluorohexanoic acid
20.60pptNo federal limit—Unregulated
PFPeA
Perfluoropentanoic acid
19.50pptNo federal limit—Unregulated
PFBA
Perfluorobutanoic acid
6.60pptNo federal limit—Unregulated
PFHpA
Perfluoroheptanoic acid
4.80pptNo federal limit—Unregulated
PFBS
Perfluorobutane sulfonic acid
4.10pptNo federal limit—Unregulated

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 →