CheckPFAS

ZIP Code 01773

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.

3
PFAS Detected
2
Above EPA Limits
1
Water System
160%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 160% of limit
Detected: 6.40 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 135% of limit
Detected: 5.40 ppt
Find the right filter for your water
See our tested & reviewed PFAS-certified filters →

LINCOLN WATER DEPT

MA3157000 High Risk
Water Type
Surface Water
PFAS Detected
3
Above MCL
2
State
Massachusetts
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
6.40ppt
160% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
5.40ppt
135% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
3.20ppt
32% of limit
10 pptBelow limit

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 →