PFAS Comply

HAMILTON WATER DEPT

PWSID: MA3119000 · HAMILTON, MA · Serving 7,377 people

Type: CWSOwner: LSource: GW
Settlement eligible
May qualify for 3M/DuPont settlement funds
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Exceeds MCL

One or more PFAS compounds exceed EPA Maximum Contaminant Levels. Corrective action required by 2031.

Key contaminants vs MCL

PFOA11.1 ppt(MCL: 4 ppt)
PFOS11.2 ppt(MCL: 4 ppt)

EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31

Detection summary

5
PFAS compounds detected
11.2 ppt
Highest single detection
2023-07-10
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFHpSND—Below MRL2023-10-02
NFDHAND—Below MRL2023-05-15
PFEESAND—Below MRL2023-05-15
PFMBAND—Below MRL2023-05-15
PFMPAND—Below MRL2023-05-15
8:2 FTSND—Below MRL2023-05-15
lithiumND—Below MRL2023-04-04
PFHxSND10Below MRL2023-05-15
PFNAND10Below MRL2023-05-15
PFDAND—Below MRL2023-05-15
PFHpSND—Below MRL2023-05-15
PFDoAND—Below MRL2023-05-15
PFBAND—Below MRL2023-05-15
6:2 FTSND—Below MRL2023-05-15
4:2 FTSND—Below MRL2023-05-15
PFUnAND—Below MRL2023-05-15
11Cl-PF3OUdSND—Below MRL2023-05-15
9Cl-PF3ONSND—Below MRL2023-05-15
ADONAND—Below MRL2023-05-15
PFTAND—Below MRL2023-05-15
PFTrDAND—Below MRL2023-05-15
HFPO-DAND10Below MRL2023-05-15
NMeFOSAAND—Below MRL2023-05-15
PFPeAND—Below MRL2023-07-10
PFHxAND—Below MRL2023-07-10
PFNAND10Below MRL2023-10-02
PFHxSND10Below MRL2023-10-02
PFHpAND—Below MRL2023-10-02
PFPeAND—Below MRL2023-10-02
PFMBAND—Below MRL2023-10-02
PFEESAND—Below MRL2023-10-02
PFPeSND—Below MRL2023-10-02
PFUnAND—Below MRL2023-10-02
9Cl-PF3ONSND—Below MRL2023-10-02
11Cl-PF3OUdSND—Below MRL2023-10-02
PFPeSND—Below MRL2023-05-15
PFHpAND—Below MRL2023-07-10
NEtFOSAAND—Below MRL2023-05-15
9Cl-PF3ONSND—Below MRL2023-10-02
PFTAND—Below MRL2023-10-02
NEtFOSAAND—Below MRL2023-10-02
NMeFOSAAND—Below MRL2023-10-02
PFPeSND—Below MRL2023-10-02
PFHpSND—Below MRL2023-10-02
PFHpAND—Below MRL2023-10-02
PFHxSND10Below MRL2023-10-02
PFNAND10Below MRL2023-10-02
PFDoAND—Below MRL2023-10-02
PFTrDAND—Below MRL2023-10-02
11Cl-PF3OUdSND—Below MRL2023-10-02
PFDAND—Below MRL2023-10-02
ADONAND—Below MRL2023-10-02
HFPO-DAND10Below MRL2023-10-02
PFBAND—Below MRL2023-10-02
6:2 FTSND—Below MRL2023-10-02
4:2 FTSND—Below MRL2023-10-02
8:2 FTSND—Below MRL2023-10-02
PFMPAND—Below MRL2023-10-02
PFMBAND—Below MRL2023-10-02
PFEESAND—Below MRL2023-10-02
NFDHAND—Below MRL2023-10-02
lithiumND—Below MRL2023-10-02
PFUnAND—Below MRL2023-10-02
PFEESAND—Below MRL2023-05-15
PFDAND—Below MRL2023-05-15
PFDoAND—Below MRL2023-05-15
PFHxAND—Below MRL2023-05-15
PFUnAND—Below MRL2023-05-15
11Cl-PF3OUdSND—Below MRL2023-05-15
PFMPAND—Below MRL2023-05-15
ADONAND—Below MRL2023-05-15
PFOAND4Below MRL2023-05-15
PFMBAND—Below MRL2023-05-15
9Cl-PF3ONSND—Below MRL2023-05-15
NFDHAND—Below MRL2023-05-15
PFPeSND—Below MRL2023-05-15
PFHpSND—Below MRL2023-05-15
PFTAND—Below MRL2023-05-15
PFTrDAND—Below MRL2023-05-15
NEtFOSAAND—Below MRL2023-05-15
NMeFOSAAND—Below MRL2023-05-15
lithiumND—Below MRL2023-04-04
PFPeAND—Below MRL2023-05-15
8:2 FTSND—Below MRL2023-05-15
HFPO-DAND10Below MRL2023-05-15
PFOSND4Below MRL2023-05-15
6:2 FTSND—Below MRL2023-05-15
4:2 FTSND—Below MRL2023-05-15
PFBAND—Below MRL2023-05-15
PFHpAND—Below MRL2023-05-15
PFNAND10Below MRL2023-05-15
PFHxSND10Below MRL2023-05-15
6:2 FTSND—Below MRL2023-10-02
PFBAND—Below MRL2023-10-02
NFDHAND—Below MRL2023-10-02
lithiumND—Below MRL2023-10-02
ADONAND—Below MRL2023-10-02
PFTrDAND—Below MRL2023-10-02
4:2 FTSND—Below MRL2023-10-02
PFDoAND—Below MRL2023-10-02
NMeFOSAAND—Below MRL2023-10-02
NEtFOSAAND—Below MRL2023-10-02
PFTAND—Below MRL2023-10-02
HFPO-DAND10Below MRL2023-10-02
8:2 FTSND—Below MRL2023-10-02
PFMPAND—Below MRL2023-10-02
PFHxAND—Below MRL2023-10-02
PFDAND—Below MRL2023-10-02
PFOAND4Below MRL2023-10-02
PFOS11.24Exceeds2023-10-02
PFOA11.14Exceeds2023-10-02
PFOS8.94Exceeds2023-07-10
PFOA7.34Exceeds2023-07-10
PFBS6.4—2023-05-15
PFBS5.7—2023-10-02
PFBS4.7—2023-10-02
PFBS4.6—2023-07-10
PFOS44Detected2023-10-02
PFHxA3.2—2023-10-02
PFPeA3—2023-10-02

Next steps