PFAS Comply

SEABROOK WATER DEPT

PWSID: NH2111010 · SEABROOK, NH · Serving 14,000 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

PFOA8 ppt(MCL: 4 ppt)
PFOS5.3 ppt(MCL: 4 ppt)

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

Detection summary

3
PFAS compounds detected
8 ppt
Highest single detection
2024-08-20
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFUnAND—Below MRL2024-07-09
PFHxSND10Below MRL2024-04-16
PFHpAND—Below MRL2024-04-16
PFBSND—Below MRL2024-04-16
PFEESAND—Below MRL2024-04-16
PFOSND4Below MRL2024-04-16
PFDoAND—Below MRL2024-04-16
PFMBAND—Below MRL2024-04-16
NFDHAND—Below MRL2024-04-16
PFOAND4Below MRL2024-04-16
lithiumND—Below MRL2024-01-03
PFDAND—Below MRL2024-04-16
PFPeSND—Below MRL2024-04-16
9Cl-PF3ONSND—Below MRL2024-04-16
PFUnAND—Below MRL2024-04-16
PFHxAND—Below MRL2024-04-16
PFPeAND—Below MRL2024-04-16
11Cl-PF3OUdSND—Below MRL2024-04-16
PFTrDAND—Below MRL2024-01-16
PFMPAND—Below MRL2024-04-16
ADONAND—Below MRL2024-04-16
PFTAND—Below MRL2024-01-16
NEtFOSAAND—Below MRL2024-01-16
NMeFOSAAND—Below MRL2024-01-16
HFPO-DAND10Below MRL2024-04-16
PFBAND—Below MRL2024-04-16
6:2 FTSND—Below MRL2024-04-16
4:2 FTSND—Below MRL2024-04-16
8:2 FTSND—Below MRL2024-04-16
PFHpSND—Below MRL2024-04-16
PFMBAND—Below MRL2024-08-20
11Cl-PF3OUdSND—Below MRL2024-08-20
9Cl-PF3ONSND—Below MRL2024-08-20
ADONAND—Below MRL2024-08-20
HFPO-DAND10Below MRL2024-08-20
PFBAND—Below MRL2024-08-20
6:2 FTSND—Below MRL2024-08-20
4:2 FTSND—Below MRL2024-08-20
PFTAND—Below MRL2024-07-09
8:2 FTSND—Below MRL2024-08-20
PFUnAND—Below MRL2024-08-20
PFPeAND—Below MRL2024-08-20
PFNAND10Below MRL2024-08-20
PFEESAND—Below MRL2024-08-20
NFDHAND—Below MRL2024-08-20
PFMPAND—Below MRL2024-08-20
PFHpSND—Below MRL2024-08-20
NEtFOSAAND—Below MRL2024-07-09
NMeFOSAAND—Below MRL2024-07-09
PFBSND—Below MRL2024-08-20
PFHpAND—Below MRL2024-08-20
PFHxSND10Below MRL2024-08-20
ADONAND—Below MRL2024-07-09
9Cl-PF3ONSND—Below MRL2024-07-09
11Cl-PF3OUdSND—Below MRL2024-07-09
PFNAND10Below MRL2024-04-16
PFPeSND—Below MRL2024-08-20
PFHxAND—Below MRL2024-08-20
lithiumND—Below MRL2024-07-09
PFDAND—Below MRL2024-08-20
PFDoAND—Below MRL2024-08-20
PFTrDAND—Below MRL2024-07-09
9Cl-PF3ONSND—Below MRL2024-04-16
NFDHAND—Below MRL2024-04-16
PFPeSND—Below MRL2024-04-16
PFDoAND—Below MRL2024-04-16
PFTAND—Below MRL2024-01-16
PFTrDAND—Below MRL2024-01-16
NEtFOSAAND—Below MRL2024-01-16
NMeFOSAAND—Below MRL2024-01-16
lithiumND—Below MRL2024-01-03
PFHpSND—Below MRL2024-04-16
PFBSND—Below MRL2024-04-16
PFHpAND—Below MRL2024-04-16
PFHxSND10Below MRL2024-04-16
PFNAND10Below MRL2024-04-16
PFOSND4Below MRL2024-04-16
HFPO-DAND10Below MRL2024-04-16
PFDAND—Below MRL2024-04-16
PFEESAND—Below MRL2024-04-16
PFUnAND—Below MRL2024-04-16
11Cl-PF3OUdSND—Below MRL2024-04-16
ADONAND—Below MRL2024-04-16
PFBAND—Below MRL2024-04-16
6:2 FTSND—Below MRL2024-04-16
4:2 FTSND—Below MRL2024-04-16
8:2 FTSND—Below MRL2024-04-16
PFMPAND—Below MRL2024-04-16
PFPeAND—Below MRL2024-04-16
PFMBAND—Below MRL2024-04-16
PFHpSND—Below MRL2024-08-15
6:2 FTSND—Below MRL2024-08-15
PFHpAND—Below MRL2024-08-15
PFHxSND10Below MRL2024-08-15
PFNAND10Below MRL2024-08-15
PFOSND4Below MRL2024-08-15
PFOAND4Below MRL2024-08-15
PFDAND—Below MRL2024-08-15
PFDoAND—Below MRL2024-08-15
PFHxAND—Below MRL2024-08-15
PFUnAND—Below MRL2024-08-15
11Cl-PF3OUdSND—Below MRL2024-08-15
9Cl-PF3ONSND—Below MRL2024-08-15
ADONAND—Below MRL2024-08-15
PFBSND—Below MRL2024-08-15
PFBAND—Below MRL2024-08-15
NEtFOSAAND—Below MRL2024-07-09
4:2 FTSND—Below MRL2024-08-15
8:2 FTSND—Below MRL2024-08-15
PFMPAND—Below MRL2024-08-15
PFPeAND—Below MRL2024-08-15
PFMBAND—Below MRL2024-08-15
PFEESAND—Below MRL2024-08-15
PFPeSND—Below MRL2024-08-15
lithiumND—Below MRL2024-07-09
PFTAND—Below MRL2024-07-09
PFTrDAND—Below MRL2024-07-09
NMeFOSAAND—Below MRL2024-07-09
NFDHAND—Below MRL2024-08-15
HFPO-DAND10Below MRL2024-08-15
PFOAND4Below MRL2024-05-21
HFPO-DAND10Below MRL2024-05-21
ADONAND—Below MRL2024-05-21
9Cl-PF3ONSND—Below MRL2024-05-21
11Cl-PF3OUdSND—Below MRL2024-05-21
PFUnAND—Below MRL2024-05-21
PFHxAND—Below MRL2024-05-21
PFBAND—Below MRL2024-05-21
PFDAND—Below MRL2024-05-21
PFNAND10Below MRL2024-05-21
PFOSND4Below MRL2024-05-21
PFHxSND10Below MRL2024-05-21
PFTrDAND—Below MRL2024-01-16
PFTAND—Below MRL2024-01-16
NMeFOSAAND—Below MRL2024-01-16
NEtFOSAAND—Below MRL2024-01-16
PFDoAND—Below MRL2024-05-21
PFPeSND—Below MRL2024-05-21
6:2 FTSND—Below MRL2024-05-21
lithiumND—Below MRL2024-01-03
PFHpSND—Below MRL2024-05-21
PFHpAND—Below MRL2024-05-21
NFDHAND—Below MRL2024-05-21
PFEESAND—Below MRL2024-05-21
PFMBAND—Below MRL2024-05-21
PFPeAND—Below MRL2024-05-21
PFMPAND—Below MRL2024-05-21
8:2 FTSND—Below MRL2024-05-21
4:2 FTSND—Below MRL2024-05-21
PFBSND—Below MRL2024-05-21
PFOSND4Below MRL2024-07-09
PFTrDAND—Below MRL2024-07-09
PFHxAND—Below MRL2024-07-09
PFDAND—Below MRL2024-07-09
PFOAND4Below MRL2024-07-09
PFNAND10Below MRL2024-07-09
PFHxSND10Below MRL2024-07-09
PFHpAND—Below MRL2024-07-09
PFBSND—Below MRL2024-07-09
11Cl-PF3OUdSND—Below MRL2024-07-09
NEtFOSAAND—Below MRL2024-07-09
PFMPAND—Below MRL2024-07-09
NMeFOSAAND—Below MRL2024-07-09
lithiumND—Below MRL2024-07-09
9Cl-PF3ONSND—Below MRL2024-07-09
ADONAND—Below MRL2024-07-09
HFPO-DAND10Below MRL2024-07-09
PFBAND—Below MRL2024-07-09
6:2 FTSND—Below MRL2024-07-09
8:2 FTSND—Below MRL2024-07-09
PFPeAND—Below MRL2024-07-09
PFMBAND—Below MRL2024-07-09
PFEESAND—Below MRL2024-07-09
NFDHAND—Below MRL2024-07-09
PFHpSND—Below MRL2024-07-09
PFPeSND—Below MRL2024-07-09
PFTAND—Below MRL2024-07-09
PFDoAND—Below MRL2024-07-09
4:2 FTSND—Below MRL2024-07-09
PFUnAND—Below MRL2024-07-09
PFMPAND—Below MRL2024-03-06
lithiumND—Below MRL2024-01-03
PFDAND—Below MRL2024-03-06
PFDoAND—Below MRL2024-03-06
PFHxAND—Below MRL2024-03-06
PFUnAND—Below MRL2024-03-06
11Cl-PF3OUdSND—Below MRL2024-03-06
9Cl-PF3ONSND—Below MRL2024-03-06
ADONAND—Below MRL2024-03-06
HFPO-DAND10Below MRL2024-03-06
6:2 FTSND—Below MRL2024-03-06
4:2 FTSND—Below MRL2024-03-06
8:2 FTSND—Below MRL2024-03-06
PFHpSND—Below MRL2024-03-06
PFPeAND—Below MRL2024-03-06
PFTAND—Below MRL2024-01-16
PFTrDAND—Below MRL2024-01-16
PFBAND—Below MRL2024-03-06
NMeFOSAAND—Below MRL2024-01-16
PFPeSND—Below MRL2024-03-06
PFMBAND—Below MRL2024-03-06
PFBSND—Below MRL2024-03-06
PFHpAND—Below MRL2024-03-06
PFNAND10Below MRL2024-03-06
PFOSND4Below MRL2024-03-06
PFOAND4Below MRL2024-03-06
PFEESAND—Below MRL2024-03-06
PFHxSND10Below MRL2024-03-06
NEtFOSAAND—Below MRL2024-01-16
NFDHAND—Below MRL2024-03-06
4:2 FTSND—Below MRL2024-07-09
PFMPAND—Below MRL2024-07-09
PFPeAND—Below MRL2024-07-09
PFEESAND—Below MRL2024-07-09
PFPeSND—Below MRL2024-07-09
PFHpSND—Below MRL2024-07-09
6:2 FTSND—Below MRL2024-07-09
PFMBAND—Below MRL2024-07-09
8:2 FTSND—Below MRL2024-07-09
PFBAND—Below MRL2024-07-09
PFBSND—Below MRL2024-07-09
PFOSND4Below MRL2024-07-09
NFDHAND—Below MRL2024-07-09
PFDAND—Below MRL2024-07-09
PFNAND10Below MRL2024-07-09
PFHxSND10Below MRL2024-07-09
HFPO-DAND10Below MRL2024-07-09
PFHxAND—Below MRL2024-07-09
PFOAND4Below MRL2024-07-09
PFDoAND—Below MRL2024-07-09
lithiumND—Below MRL2024-07-09
NMeFOSAAND—Below MRL2024-07-09
NEtFOSAAND—Below MRL2024-07-09
PFTrDAND—Below MRL2024-07-09
PFTAND—Below MRL2024-07-09
PFHpAND—Below MRL2024-07-09
PFOA84Exceeds2024-04-16
PFOS5.34Exceeds2024-08-20
PFOA5.34Exceeds2024-08-20
PFHxA4.4—2024-04-16

Next steps