PFAS Comply

KENNETT SQUARE MUN WATER WORKS

PWSID: PA1150108 · KENNETT SQUARE, PA · Serving 6,328 people

Type: CWSOwner: LSource: SW
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

PFOA17.7 ppt(MCL: 4 ppt)
PFOS14.4 ppt(MCL: 4 ppt)

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

Detection summary

8
PFAS compounds detected
18.9 ppt
Highest single detection
2023-07-05
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
NMeFOSAAND—Below MRL2024-01-10
4:2 FTSND—Below MRL2023-01-18
NEtFOSAAND—Below MRL2023-01-18
PFMPAND—Below MRL2023-01-18
PFPeAND—Below MRL2023-01-18
PFMBAND—Below MRL2023-01-18
NFDHAND—Below MRL2023-01-18
PFPeSND—Below MRL2023-01-18
PFHpSND—Below MRL2023-01-18
PFTrDAND—Below MRL2023-01-18
PFTAND—Below MRL2023-01-18
6:2 FTSND—Below MRL2023-01-18
lithiumND—Below MRL2023-01-18
PFOSND4Below MRL2023-01-18
PFBAND—Below MRL2023-01-18
8:2 FTSND—Below MRL2023-01-18
PFHxSND10Below MRL2023-01-18
PFHpAND—Below MRL2023-01-18
PFBSND—Below MRL2023-01-18
NMeFOSAAND—Below MRL2023-01-18
PFOAND4Below MRL2023-01-18
PFDAND—Below MRL2023-01-18
PFDoAND—Below MRL2023-01-18
PFHxAND—Below MRL2023-01-18
PFUnAND—Below MRL2023-01-18
11Cl-PF3OUdSND—Below MRL2023-01-18
9Cl-PF3ONSND—Below MRL2023-01-18
ADONAND—Below MRL2023-01-18
HFPO-DAND10Below MRL2023-01-18
PFNAND10Below MRL2023-01-18
PFMBAND—Below MRL2023-07-05
6:2 FTSND—Below MRL2023-07-05
4:2 FTSND—Below MRL2023-07-05
8:2 FTSND—Below MRL2023-07-05
PFMPAND—Below MRL2023-07-05
PFUnAND—Below MRL2023-10-11
PFDAND—Below MRL2023-10-11
11Cl-PF3OUdSND—Below MRL2023-10-11
9Cl-PF3ONSND—Below MRL2023-10-11
HFPO-DAND10Below MRL2023-10-11
PFBAND—Below MRL2023-10-11
PFMPAND—Below MRL2023-10-11
8:2 FTSND—Below MRL2023-10-11
PFOAND4Below MRL2023-10-11
4:2 FTSND—Below MRL2023-10-11
6:2 FTSND—Below MRL2023-10-11
lithiumND—Below MRL2023-10-11
PFTrDAND—Below MRL2024-01-10
PFOSND4Below MRL2023-10-11
NEtFOSAAND—Below MRL2024-01-10
PFTAND—Below MRL2024-01-10
PFBSND—Below MRL2023-10-11
PFPeAND—Below MRL2023-10-11
PFMBAND—Below MRL2023-10-11
NFDHAND—Below MRL2023-10-11
PFPeSND—Below MRL2023-10-11
PFHpSND—Below MRL2023-10-11
PFHpAND—Below MRL2023-10-11
PFHxSND10Below MRL2023-10-11
PFEESAND—Below MRL2023-10-11
PFNAND10Below MRL2023-10-11
PFEESAND—Below MRL2023-01-18
PFEESAND—Below MRL2023-07-05
NFDHAND—Below MRL2023-07-05
PFPeSND—Below MRL2023-07-05
PFHpSND—Below MRL2023-07-05
PFTAND—Below MRL2023-04-17
PFTrDAND—Below MRL2023-04-17
PFBAND—Below MRL2023-07-05
NMeFOSAAND—Below MRL2023-04-17
PFDAND—Below MRL2023-07-05
NEtFOSAAND—Below MRL2023-04-17
PFNAND10Below MRL2023-07-05
lithiumND—Below MRL2023-04-17
PFBSND—Below MRL2023-07-05
PFHxSND10Below MRL2023-07-05
HFPO-DAND10Below MRL2023-07-05
PFOSND4Below MRL2023-07-05
PFOAND4Below MRL2023-07-05
PFDoAND—Below MRL2023-07-05
PFUnAND—Below MRL2023-07-05
11Cl-PF3OUdSND—Below MRL2023-07-05
9Cl-PF3ONSND—Below MRL2023-07-05
ADONAND—Below MRL2023-07-05
PFHpAND—Below MRL2023-07-05
PFTAND—Below MRL2023-07-17
PFTrDAND—Below MRL2023-07-17
PFPeSND—Below MRL2023-07-17
NEtFOSAAND—Below MRL2023-07-17
NMeFOSAAND—Below MRL2023-07-17
6:2 FTSND—Below MRL2023-07-17
PFHpAND—Below MRL2023-07-17
PFHxSND10Below MRL2023-07-17
PFNAND10Below MRL2023-07-17
PFOSND4Below MRL2023-07-17
PFOAND4Below MRL2023-07-17
PFDAND—Below MRL2023-07-17
PFDoAND—Below MRL2023-07-17
PFBSND—Below MRL2023-07-17
PFBAND—Below MRL2023-07-17
lithiumND—Below MRL2023-07-17
4:2 FTSND—Below MRL2023-07-17
8:2 FTSND—Below MRL2023-07-17
PFMPAND—Below MRL2023-07-17
11Cl-PF3OUdSND—Below MRL2023-07-17
PFHxAND—Below MRL2023-07-17
9Cl-PF3ONSND—Below MRL2023-07-17
PFUnAND—Below MRL2023-07-17
PFHpSND—Below MRL2023-07-17
HFPO-DAND10Below MRL2023-07-17
NFDHAND—Below MRL2023-07-17
PFEESAND—Below MRL2023-07-17
PFMBAND—Below MRL2023-07-17
ADONAND—Below MRL2023-07-17
ADONAND—Below MRL2023-10-11
NFDHAND—Below MRL2023-10-11
8:2 FTSND—Below MRL2023-10-11
HFPO-DAND10Below MRL2023-10-11
PFBAND—Below MRL2023-10-11
6:2 FTSND—Below MRL2023-10-11
4:2 FTSND—Below MRL2023-10-11
PFMPAND—Below MRL2023-10-11
PFPeAND—Below MRL2023-10-11
PFHpSND—Below MRL2023-10-11
PFPeSND—Below MRL2023-10-11
PFEESAND—Below MRL2023-10-11
9Cl-PF3ONSND—Below MRL2023-10-11
PFMBAND—Below MRL2023-10-11
11Cl-PF3OUdSND—Below MRL2023-10-11
PFUnAND—Below MRL2023-10-11
PFHxAND—Below MRL2023-10-11
PFDoAND—Below MRL2023-10-11
PFDAND—Below MRL2023-10-11
PFOSND4Below MRL2023-10-11
PFHxSND10Below MRL2023-10-11
PFHpAND—Below MRL2023-10-11
PFBSND—Below MRL2023-10-11
NMeFOSAAND—Below MRL2024-01-10
NEtFOSAAND—Below MRL2024-01-10
PFTAND—Below MRL2024-01-10
lithiumND—Below MRL2023-10-11
PFOAND4Below MRL2023-10-11
PFTrDAND—Below MRL2024-01-10
PFNAND10Below MRL2023-10-11
NFDHAND—Below MRL2023-01-18
6:2 FTSND—Below MRL2023-01-18
4:2 FTSND—Below MRL2023-01-18
8:2 FTSND—Below MRL2023-01-18
PFMPAND—Below MRL2023-01-18
PFPeAND—Below MRL2023-01-18
PFTrDAND—Below MRL2023-01-18
PFEESAND—Below MRL2023-01-18
ADONAND—Below MRL2023-01-18
PFHpSND—Below MRL2023-01-18
PFPeSND—Below MRL2023-01-18
lithiumND—Below MRL2023-01-18
NMeFOSAAND—Below MRL2023-01-18
NEtFOSAAND—Below MRL2023-01-18
PFMBAND—Below MRL2023-01-18
HFPO-DAND10Below MRL2023-01-18
PFTAND—Below MRL2023-01-18
9Cl-PF3ONSND—Below MRL2023-01-18
11Cl-PF3OUdSND—Below MRL2023-01-18
PFUnAND—Below MRL2023-01-18
PFHxAND—Below MRL2023-01-18
PFDoAND—Below MRL2023-01-18
PFDAND—Below MRL2023-01-18
PFOAND4Below MRL2023-01-18
PFOSND4Below MRL2023-01-18
PFNAND10Below MRL2023-01-18
PFHxSND10Below MRL2023-01-18
PFHpAND—Below MRL2023-01-18
PFBSND—Below MRL2023-01-18
PFBAND—Below MRL2023-01-18
PFMPAND—Below MRL2023-04-17
PFUnAND—Below MRL2023-04-17
11Cl-PF3OUdSND—Below MRL2023-04-17
lithiumND—Below MRL2023-04-17
ADONAND—Below MRL2023-04-17
PFBAND—Below MRL2023-04-17
6:2 FTSND—Below MRL2023-04-17
PFHxAND—Below MRL2023-04-17
8:2 FTSND—Below MRL2023-04-17
9Cl-PF3ONSND—Below MRL2023-04-17
PFPeAND—Below MRL2023-04-17
PFMBAND—Below MRL2023-04-17
PFEESAND—Below MRL2023-04-17
NFDHAND—Below MRL2023-04-17
PFPeSND—Below MRL2023-04-17
PFHpSND—Below MRL2023-04-17
4:2 FTSND—Below MRL2023-04-17
NMeFOSAAND—Below MRL2023-04-17
PFTAND—Below MRL2023-04-17
HFPO-DAND10Below MRL2023-04-17
NEtFOSAAND—Below MRL2023-04-17
PFDoAND—Below MRL2023-04-17
PFBSND—Below MRL2023-04-17
PFHpAND—Below MRL2023-04-17
PFDAND—Below MRL2023-04-17
PFHxSND10Below MRL2023-04-17
PFNAND10Below MRL2023-04-17
PFOSND4Below MRL2023-04-17
PFOAND4Below MRL2023-04-17
PFTrDAND—Below MRL2023-04-17
PFDAND—Below MRL2023-07-17
PFDoAND—Below MRL2023-07-17
PFHxAND—Below MRL2023-07-17
PFUnAND—Below MRL2023-07-17
11Cl-PF3OUdSND—Below MRL2023-07-17
9Cl-PF3ONSND—Below MRL2023-07-17
ADONAND—Below MRL2023-07-17
HFPO-DAND10Below MRL2023-07-17
PFHpSND—Below MRL2023-07-17
PFOAND4Below MRL2023-07-17
PFPeSND—Below MRL2023-07-17
NFDHAND—Below MRL2023-07-17
PFEESAND—Below MRL2023-07-17
PFMBAND—Below MRL2023-07-17
PFPeAND—Below MRL2023-07-17
6:2 FTSND—Below MRL2023-07-17
lithiumND—Below MRL2023-07-17
PFTrDAND—Below MRL2023-07-17
PFBAND—Below MRL2023-07-17
PFOSND4Below MRL2023-07-17
4:2 FTSND—Below MRL2023-07-17
8:2 FTSND—Below MRL2023-07-17
PFMPAND—Below MRL2023-07-17
NEtFOSAAND—Below MRL2023-07-17
NMeFOSAAND—Below MRL2023-07-17
PFBSND—Below MRL2023-07-17
PFHpAND—Below MRL2023-07-17
PFHxSND10Below MRL2023-07-17
PFNAND10Below MRL2023-07-17
PFTAND—Below MRL2023-07-17
NMeFOSAAND—Below MRL2024-01-29
PFMBAND—Below MRL2023-10-11
PFOAND4Below MRL2023-10-11
PFNAND10Below MRL2023-10-11
PFHxSND10Below MRL2023-10-11
PFHpAND—Below MRL2023-10-11
PFBSND—Below MRL2023-10-11
PFTrDAND—Below MRL2024-01-29
PFTAND—Below MRL2024-01-29
NEtFOSAAND—Below MRL2024-01-29
PFDoAND—Below MRL2023-10-11
PFDAND—Below MRL2023-10-11
lithiumND—Below MRL2023-10-11
NFDHAND—Below MRL2023-10-11
PFHxAND—Below MRL2023-10-11
PFOSND4Below MRL2023-10-11
PFEESAND—Below MRL2023-10-11
PFPeSND—Below MRL2023-10-11
PFHpSND—Below MRL2023-10-11
PFPeAND—Below MRL2023-10-11
PFMPAND—Below MRL2023-10-11
8:2 FTSND—Below MRL2023-10-11
6:2 FTSND—Below MRL2023-10-11
PFBAND—Below MRL2023-10-11
HFPO-DAND10Below MRL2023-10-11
ADONAND—Below MRL2023-10-11
PFUnAND—Below MRL2023-10-11
9Cl-PF3ONSND—Below MRL2023-10-11
11Cl-PF3OUdSND—Below MRL2023-10-11
4:2 FTSND—Below MRL2023-10-11
PFEESAND—Below MRL2023-01-18
PFUnAND—Below MRL2023-01-18
11Cl-PF3OUdSND—Below MRL2023-01-18
ADONAND—Below MRL2023-01-18
6:2 FTSND—Below MRL2023-01-18
4:2 FTSND—Below MRL2023-01-18
8:2 FTSND—Below MRL2023-01-18
PFMPAND—Below MRL2023-01-18
PFPeSND—Below MRL2023-01-18
PFMBAND—Below MRL2023-01-18
NFDHAND—Below MRL2023-01-18
9Cl-PF3ONSND—Below MRL2023-01-18
PFHpSND—Below MRL2023-01-18
lithiumND—Below MRL2023-01-18
PFTAND—Below MRL2023-01-18
HFPO-DAND10Below MRL2023-01-18
PFDoAND—Below MRL2023-01-18
PFTrDAND—Below MRL2023-01-18
NEtFOSAAND—Below MRL2023-01-18
NMeFOSAAND—Below MRL2023-01-18
PFNAND10Below MRL2023-01-18
PFDAND—Below MRL2023-01-18
11Cl-PF3OUdSND—Below MRL2023-07-05
PFNAND10Below MRL2023-07-05
PFDAND—Below MRL2023-07-05
PFDoAND—Below MRL2023-07-05
PFUnAND—Below MRL2023-07-05
ADONAND—Below MRL2023-07-05
9Cl-PF3ONSND—Below MRL2023-07-05
PFEESAND—Below MRL2023-07-05
6:2 FTSND—Below MRL2023-07-05
HFPO-DAND10Below MRL2023-07-05
PFPeSND—Below MRL2023-07-05
NMeFOSAAND—Below MRL2023-04-17
NEtFOSAAND—Below MRL2023-04-17
PFTrDAND—Below MRL2023-04-17
PFTAND—Below MRL2023-04-17
lithiumND—Below MRL2023-04-17
PFHpSND—Below MRL2023-07-05
NFDHAND—Below MRL2023-07-05
PFMBAND—Below MRL2023-07-05
PFMPAND—Below MRL2023-07-05
8:2 FTSND—Below MRL2023-07-05
4:2 FTSND—Below MRL2023-07-05
8:2 FTSND—Below MRL2023-07-17
HFPO-DAND10Below MRL2023-07-17
ADONAND—Below MRL2023-07-17
9Cl-PF3ONSND—Below MRL2023-07-17
PFTAND—Below MRL2023-07-17
PFUnAND—Below MRL2023-07-17
PFDoAND—Below MRL2023-07-17
11Cl-PF3OUdSND—Below MRL2023-07-17
PFNAND10Below MRL2023-07-17
lithiumND—Below MRL2023-07-17
NMeFOSAAND—Below MRL2023-07-17
NEtFOSAAND—Below MRL2023-07-17
PFTrDAND—Below MRL2023-07-17
PFDAND—Below MRL2023-07-17
NFDHAND—Below MRL2023-07-17
6:2 FTSND—Below MRL2023-07-17
PFPeSND—Below MRL2023-07-17
PFEESAND—Below MRL2023-07-17
PFMBAND—Below MRL2023-07-17
PFMPAND—Below MRL2023-07-17
4:2 FTSND—Below MRL2023-07-17
PFHpSND—Below MRL2023-07-17
PFHxAND—Below MRL2023-10-11
ADONAND—Below MRL2023-10-11
PFDoAND—Below MRL2023-10-11
PFBA18.9—2023-07-17
PFBA17.8—2023-01-18
PFOA17.74Exceeds2023-07-17
PFBA16.9—2023-07-05
PFOA14.94Exceeds2023-07-05
PFOA14.44Exceeds2023-01-18
PFOS14.44Exceeds2023-01-18
PFPeA12.6—2023-07-17
PFOS12.54Exceeds2023-07-17
PFHxA11.4—2023-07-17
PFPeA11.2—2023-01-18
PFPeA10.8—2023-07-05
PFHxA10.1—2023-01-18
PFHxA9.5—2023-07-05
PFOS9.24Exceeds2023-07-05
PFHpA7.8—2023-07-17
PFHpA7.3—2023-01-18
PFHpA6.6—2023-07-05
PFBS4.5—2023-07-17
PFHxS4.210Detected2023-07-17
PFBS4.1—2023-07-05
PFBS4.1—2023-01-18
PFPeA3.9—2023-07-05
PFHxA3.5—2023-07-05
PFHxS3.510Detected2023-01-18
PFHxS3.310Detected2023-07-05
PFPeA3.2—2023-07-17

Next steps