PFAS Comply

WEST MANCHESTER TWP AUTH

PWSID: PA7670101 · YORK, PA · Serving 9,960 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

PFOS6.2 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
43200 ppt
Highest single detection
2025-04-07
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFDAND—Below MRL2025-04-07
HFPO-DAND10Below MRL2025-04-07
PFUnAND—Below MRL2025-04-07
11Cl-PF3OUdSND—Below MRL2025-04-07
9Cl-PF3ONSND—Below MRL2025-04-07
ADONAND—Below MRL2025-04-07
PFBAND—Below MRL2025-04-07
6:2 FTSND—Below MRL2025-04-07
4:2 FTSND—Below MRL2025-04-07
8:2 FTSND—Below MRL2025-04-07
NFDHAND—Below MRL2025-04-07
PFHpSND—Below MRL2025-04-07
PFDAND—Below MRL2025-04-07
PFPeSND—Below MRL2025-04-07
NMeFOSAAND—Below MRL2025-04-07
PFHxAND—Below MRL2025-04-07
PFTAND—Below MRL2025-04-07
PFOAND4Below MRL2025-04-07
NEtFOSAAND—Below MRL2025-04-07
lithiumND—Below MRL2025-04-07
PFNAND10Below MRL2025-04-07
PFHxSND10Below MRL2025-04-07
PFHpAND—Below MRL2025-04-07
PFPeSND—Below MRL2025-04-07
NFDHAND—Below MRL2025-04-07
PFEESAND—Below MRL2025-04-07
PFDoAND—Below MRL2025-04-07
PFHpAND—Below MRL2025-04-07
PFHxSND10Below MRL2025-04-07
PFMPAND—Below MRL2025-04-07
PFPeAND—Below MRL2025-04-07
PFMBAND—Below MRL2025-04-07
PFEESAND—Below MRL2025-04-07
PFTrDAND—Below MRL2025-04-07
PFHpAND—Below MRL2025-04-07
PFHxSND10Below MRL2025-04-07
PFNAND10Below MRL2025-04-07
PFOSND4Below MRL2025-04-07
PFOAND4Below MRL2025-04-07
PFDoAND—Below MRL2025-04-07
PFUnAND—Below MRL2025-04-07
11Cl-PF3OUdSND—Below MRL2025-04-07
9Cl-PF3ONSND—Below MRL2025-04-07
PFPeSND—Below MRL2025-04-07
PFHpSND—Below MRL2025-04-07
PFDAND—Below MRL2025-04-07
4:2 FTSND—Below MRL2025-04-07
NMeFOSAAND—Below MRL2025-04-07
PFHxAND—Below MRL2025-04-07
PFTAND—Below MRL2025-04-07
NFDHAND—Below MRL2025-04-07
NEtFOSAAND—Below MRL2025-04-07
ADONAND—Below MRL2025-04-07
HFPO-DAND10Below MRL2025-04-07
PFBAND—Below MRL2025-04-07
6:2 FTSND—Below MRL2025-04-07
8:2 FTSND—Below MRL2025-04-07
PFMPAND—Below MRL2025-04-07
PFPeAND—Below MRL2025-04-07
PFMBAND—Below MRL2025-04-07
PFEESAND—Below MRL2025-04-07
PFTrDAND—Below MRL2025-04-07
11Cl-PF3OUdSND—Below MRL2025-04-07
9Cl-PF3ONSND—Below MRL2025-04-07
ADONAND—Below MRL2025-04-07
HFPO-DAND10Below MRL2025-04-07
PFBAND—Below MRL2025-04-07
6:2 FTSND—Below MRL2025-04-07
4:2 FTSND—Below MRL2025-04-07
8:2 FTSND—Below MRL2025-04-07
PFMPAND—Below MRL2025-04-07
PFPeAND—Below MRL2025-04-07
PFMBAND—Below MRL2025-04-07
PFUnAND—Below MRL2025-04-07
PFOSND4Below MRL2025-04-07
PFHpSND—Below MRL2025-04-07
PFHxAND—Below MRL2025-04-07
NMeFOSAAND—Below MRL2025-04-07
NEtFOSAAND—Below MRL2025-04-07
PFTrDAND—Below MRL2025-04-07
PFTAND—Below MRL2025-04-07
PFDoAND—Below MRL2025-04-07
PFOAND4Below MRL2025-04-07
PFNAND10Below MRL2025-04-07
lithium43200—2025-04-07
lithium16400—2025-04-07
PFOS6.24Exceeds2025-04-07
PFBS4.8—2025-04-07
PFBS4.4—2025-04-07
PFBS3.6—2025-04-07

Violation history

Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2017-10-01 · Resolved · Tier 3

Next steps