CheckPFAS

ZIP Code 06755

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.

5
PFAS Detected
2
Above EPA Limits
1
Water System
133%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 133% of limit
Detected: 5.30 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 133% of limit
Detected: 5.30 ppt

AQUARION WATER CO OF CT-NEW MILFORD

CT0960011 High Risk
Water Type
Groundwater
PFAS Detected
5
Above MCL
2
State
Connecticut
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
5.30ppt
133% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
5.30ppt
133% of limit
4 ppt⚠ Exceeds MCL
PFPeA
Perfluoropentanoic acid
6.70pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
5.80pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
5.50pptNo 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 →