CheckPFAS

TOWNSEND WATER DEPARTMENT

High Risk
PWSID: MA2299000 Massachusetts Groundwater

1 PFAS compound(s) exceed EPA Maximum Contaminant Levels

This utility has until 2029 to install treatment under the EPA's April 2024 PFAS rule. In the meantime, a point-of-use filter certified NSF/ANSI 58 for PFOA/PFOS provides reliable interim protection.

3
PFAS Detected
1
Above EPA Limits
2
ZIPs Served
Groundwater
Water Source

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
6.50ppt
163% of limit
4 ppt⚠ Exceeds MCL
PFHxA
Perfluorohexanoic acid
4.10pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
3.50pptNo federal limitUnregulated

ZIP Codes Served by This Utility

Click any ZIP to see the full result page for that area.

About this data
Source
EPA UCMR 5 — January 2026 release
Sampling period
January 2023 – December 2025
Water system ID (PWSID)
MA2299000
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor