PFAS Comply

HILLTOWN TWP WATER&SEWER AUTH

PWSID: PA1090117 · SELLERSVILLE, PA · Serving 5,770 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

PFOA8 ppt(MCL: 4 ppt)
PFOS6.8 ppt(MCL: 4 ppt)

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

Detection summary

6
PFAS compounds detected
22700 ppt
Highest single detection
2025-09-24
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
8:2 FTSND—Below MRL2025-09-24
ADONAND—Below MRL2025-04-01
PFPeSND—Below MRL2025-04-01
NFDHAND—Below MRL2025-04-01
PFEESAND—Below MRL2025-04-01
PFMBAND—Below MRL2025-04-01
11Cl-PF3OUdSND—Below MRL2025-09-24
PFBSND—Below MRL2025-09-24
ADONAND—Below MRL2025-09-24
6:2 FTSND—Below MRL2025-09-24
PFBAND—Below MRL2025-09-24
4:2 FTSND—Below MRL2025-09-24
PFMPAND—Below MRL2025-09-24
PFPeAND—Below MRL2025-09-24
lithiumND—Below MRL2025-09-24
PFMBAND—Below MRL2025-09-24
PFEESAND—Below MRL2025-09-24
NFDHAND—Below MRL2025-09-24
PFHpSND—Below MRL2025-09-24
PFPeSND—Below MRL2025-09-24
9Cl-PF3ONSND—Below MRL2025-09-24
11Cl-PF3OUdSND—Below MRL2025-04-01
PFMPAND—Below MRL2025-04-01
8:2 FTSND—Below MRL2025-04-01
4:2 FTSND—Below MRL2025-04-01
6:2 FTSND—Below MRL2025-04-01
PFBAND—Below MRL2025-04-01
HFPO-DAND10Below MRL2025-04-01
PFHpSND—Below MRL2025-04-01
PFUnAND—Below MRL2025-04-01
PFNAND10Below MRL2025-04-01
PFHxSND10Below MRL2025-04-01
PFDoAND—Below MRL2025-04-01
PFDAND—Below MRL2025-04-01
PFHpAND—Below MRL2025-04-01
NMeFOSAAND—Below MRL2025-04-01
NEtFOSAAND—Below MRL2025-04-01
PFTrDAND—Below MRL2025-04-01
PFTAND—Below MRL2025-04-01
9Cl-PF3ONSND—Below MRL2025-04-01
PFDoAND—Below MRL2025-09-23
PFMPAND—Below MRL2025-09-23
PFHpAND—Below MRL2025-09-23
PFHxSND10Below MRL2025-09-23
PFNAND10Below MRL2025-09-23
PFDAND—Below MRL2025-09-23
8:2 FTSND—Below MRL2025-09-23
PFUnAND—Below MRL2025-09-23
11Cl-PF3OUdSND—Below MRL2025-09-23
9Cl-PF3ONSND—Below MRL2025-09-23
4:2 FTSND—Below MRL2025-09-23
NEtFOSAAND—Below MRL2025-09-23
PFTrDAND—Below MRL2025-09-23
ADONAND—Below MRL2025-09-23
NMeFOSAAND—Below MRL2025-09-23
PFTAND—Below MRL2025-09-23
PFHpSND—Below MRL2025-09-23
PFPeSND—Below MRL2025-09-23
NFDHAND—Below MRL2025-09-23
PFEESAND—Below MRL2025-09-23
PFMBAND—Below MRL2025-09-23
6:2 FTSND—Below MRL2025-09-23
PFBAND—Below MRL2025-09-23
HFPO-DAND10Below MRL2025-09-23
PFEESAND—Below MRL2025-04-01
9Cl-PF3ONSND—Below MRL2025-04-01
ADONAND—Below MRL2025-04-01
HFPO-DAND10Below MRL2025-04-01
PFBAND—Below MRL2025-04-01
6:2 FTSND—Below MRL2025-04-01
4:2 FTSND—Below MRL2025-04-01
8:2 FTSND—Below MRL2025-04-01
PFMPAND—Below MRL2025-04-01
PFPeSND—Below MRL2025-04-01
PFMBAND—Below MRL2025-04-01
11Cl-PF3OUdSND—Below MRL2025-04-01
NFDHAND—Below MRL2025-04-01
PFPeAND—Below MRL2025-04-01
PFHxSND10Below MRL2025-04-01
PFTAND—Below MRL2025-04-01
PFHpSND—Below MRL2025-04-01
NEtFOSAAND—Below MRL2025-04-01
NMeFOSAAND—Below MRL2025-04-01
PFTrDAND—Below MRL2025-04-01
PFHpAND—Below MRL2025-04-01
PFUnAND—Below MRL2025-04-01
PFNAND10Below MRL2025-04-01
PFOSND4Below MRL2025-04-01
PFOAND4Below MRL2025-04-01
PFDAND—Below MRL2025-04-01
PFDoAND—Below MRL2025-04-01
PFHxAND—Below MRL2025-04-01
PFBSND—Below MRL2025-04-01
9Cl-PF3ONSND—Below MRL2025-09-23
PFHpSND—Below MRL2025-09-23
PFBSND—Below MRL2025-09-23
PFHpAND—Below MRL2025-09-23
PFHxSND10Below MRL2025-09-23
PFNAND10Below MRL2025-09-23
PFOSND4Below MRL2025-09-23
PFOAND4Below MRL2025-09-23
PFDAND—Below MRL2025-09-23
PFDoAND—Below MRL2025-09-23
PFHxAND—Below MRL2025-09-23
PFUnAND—Below MRL2025-09-23
11Cl-PF3OUdSND—Below MRL2025-09-23
HFPO-DAND10Below MRL2025-09-23
PFPeSND—Below MRL2025-09-23
NMeFOSAAND—Below MRL2025-09-23
ADONAND—Below MRL2025-09-23
PFBAND—Below MRL2025-09-23
6:2 FTSND—Below MRL2025-09-23
4:2 FTSND—Below MRL2025-09-23
8:2 FTSND—Below MRL2025-09-23
PFMPAND—Below MRL2025-09-23
PFPeAND—Below MRL2025-09-23
PFMBAND—Below MRL2025-09-23
PFEESAND—Below MRL2025-09-23
PFTAND—Below MRL2025-09-23
PFTrDAND—Below MRL2025-09-23
NEtFOSAAND—Below MRL2025-09-23
NFDHAND—Below MRL2025-09-23
PFMBAND—Below MRL2025-04-01
PFNAND10Below MRL2025-04-01
PFEESAND—Below MRL2025-04-01
PFPeAND—Below MRL2025-04-01
PFMPAND—Below MRL2025-04-01
8:2 FTSND—Below MRL2025-04-01
4:2 FTSND—Below MRL2025-04-01
6:2 FTSND—Below MRL2025-04-01
PFBAND—Below MRL2025-04-01
HFPO-DAND10Below MRL2025-04-01
ADONAND—Below MRL2025-04-01
PFDoAND—Below MRL2025-04-01
PFDAND—Below MRL2025-04-01
PFPeSND—Below MRL2025-04-01
PFOSND4Below MRL2025-04-01
PFHpAND—Below MRL2025-04-01
PFHxSND10Below MRL2025-04-01
NMeFOSAAND—Below MRL2025-04-01
NFDHAND—Below MRL2025-04-01
PFTrDAND—Below MRL2025-04-01
PFTAND—Below MRL2025-04-01
9Cl-PF3ONSND—Below MRL2025-04-01
11Cl-PF3OUdSND—Below MRL2025-04-01
PFUnAND—Below MRL2025-04-01
PFHxAND—Below MRL2025-04-01
PFBSND—Below MRL2025-04-01
PFOAND4Below MRL2025-04-01
NEtFOSAAND—Below MRL2025-04-01
PFHpSND—Below MRL2025-04-01
PFPeSND—Below MRL2025-09-24
11Cl-PF3OUdSND—Below MRL2025-09-24
9Cl-PF3ONSND—Below MRL2025-09-24
ADONAND—Below MRL2025-09-24
HFPO-DAND10Below MRL2025-09-24
PFBAND—Below MRL2025-09-24
4:2 FTSND—Below MRL2025-09-24
6:2 FTSND—Below MRL2025-09-24
PFHpSND—Below MRL2025-09-24
NMeFOSAAND—Below MRL2025-09-24
NEtFOSAAND—Below MRL2025-09-24
PFTrDAND—Below MRL2025-09-24
PFTAND—Below MRL2025-09-24
PFBSND—Below MRL2025-09-24
8:2 FTSND—Below MRL2025-09-24
PFMPAND—Below MRL2025-09-24
PFUnAND—Below MRL2025-09-24
PFHpAND—Below MRL2025-09-24
PFHxSND10Below MRL2025-09-24
PFNAND10Below MRL2025-09-24
PFOSND4Below MRL2025-09-24
PFOAND4Below MRL2025-09-24
PFPeAND—Below MRL2025-09-24
PFMBAND—Below MRL2025-09-24
PFEESAND—Below MRL2025-09-24
NFDHAND—Below MRL2025-09-24
PFDAND—Below MRL2025-09-24
PFDoAND—Below MRL2025-09-24
PFHxAND—Below MRL2025-09-24
PFPeSND—Below MRL2025-04-01
HFPO-DAND10Below MRL2025-04-01
PFBAND—Below MRL2025-04-01
6:2 FTSND—Below MRL2025-04-01
4:2 FTSND—Below MRL2025-04-01
8:2 FTSND—Below MRL2025-04-01
PFMPAND—Below MRL2025-04-01
PFPeAND—Below MRL2025-04-01
PFMBAND—Below MRL2025-04-01
lithiumND—Below MRL2025-04-01
NFDHAND—Below MRL2025-04-01
ADONAND—Below MRL2025-04-01
PFHpSND—Below MRL2025-04-01
PFEESAND—Below MRL2025-04-01
PFOSND4Below MRL2025-04-01
PFTAND—Below MRL2025-04-01
NEtFOSAAND—Below MRL2025-04-01
NMeFOSAAND—Below MRL2025-04-01
PFBSND—Below MRL2025-04-01
PFHpAND—Below MRL2025-04-01
PFTrDAND—Below MRL2025-04-01
PFNAND10Below MRL2025-04-01
9Cl-PF3ONSND—Below MRL2025-04-01
PFOAND4Below MRL2025-04-01
PFDAND—Below MRL2025-04-01
PFDoAND—Below MRL2025-04-01
PFHxAND—Below MRL2025-04-01
PFUnAND—Below MRL2025-04-01
11Cl-PF3OUdSND—Below MRL2025-04-01
PFHxSND10Below MRL2025-04-01
PFTAND—Below MRL2025-06-16
4:2 FTSND—Below MRL2025-06-16
PFHpAND—Below MRL2025-06-16
PFHxSND10Below MRL2025-06-16
PFNAND10Below MRL2025-06-16
PFOSND4Below MRL2025-06-16
PFOAND4Below MRL2025-06-16
PFDoAND—Below MRL2025-06-16
PFUnAND—Below MRL2025-06-16
11Cl-PF3OUdSND—Below MRL2025-06-16
9Cl-PF3ONSND—Below MRL2025-06-16
ADONAND—Below MRL2025-06-16
HFPO-DAND10Below MRL2025-06-16
PFBSND—Below MRL2025-06-16
6:2 FTSND—Below MRL2025-06-16
PFDAND—Below MRL2025-06-16
8:2 FTSND—Below MRL2025-06-16
PFMPAND—Below MRL2025-06-16
PFPeAND—Below MRL2025-06-16
PFMBAND—Below MRL2025-06-16
PFEESAND—Below MRL2025-06-16
NFDHAND—Below MRL2025-06-16
PFPeSND—Below MRL2025-06-16
PFHpSND—Below MRL2025-06-16
lithiumND—Below MRL2025-06-16
PFTrDAND—Below MRL2025-06-16
NEtFOSAAND—Below MRL2025-06-16
PFBAND—Below MRL2025-06-16
NMeFOSAAND—Below MRL2025-06-16
PFHxAND—Below MRL2025-06-16
PFTrDAND—Below MRL2025-09-24
PFTAND—Below MRL2025-09-24
NEtFOSAAND—Below MRL2025-09-24
NMeFOSAAND—Below MRL2025-09-24
HFPO-DAND10Below MRL2025-09-24
PFHpAND—Below MRL2025-09-24
PFHxSND10Below MRL2025-09-24
PFNAND10Below MRL2025-09-24
PFOSND4Below MRL2025-09-24
PFOAND4Below MRL2025-09-24
PFDAND—Below MRL2025-09-24
PFDoAND—Below MRL2025-09-24
PFHxAND—Below MRL2025-09-24
PFUnAND—Below MRL2025-09-24
lithium22700—2025-09-23
lithium21700—2025-09-24
lithium21300—2025-04-01
lithium20900—2025-04-01
lithium14900—2025-09-23
lithium13800—2025-04-01
PFOA84Exceeds2025-09-23
PFOA7.34Exceeds2025-04-01
PFOS6.84Exceeds2025-09-23
PFOS6.64Exceeds2025-04-01
PFPeA6.6—2025-09-23
PFPeA5.9—2025-04-01
PFBS5.7—2025-09-23
PFHxA5.5—2025-09-23
PFBS5.4—2025-04-01
PFHxA4.5—2025-04-01

Violation history

Monitoring & Reporting - PFHxA(PFHxA)
2019-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFOA(PFOA)
2019-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFOS(PFOS)
2019-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxS(PFHxS)
2019-04-01 · Resolved · Tier 3
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2019-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2019-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFBS(PFBS)
2019-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxS(PFHxS)
2018-04-01 · Resolved · Tier 3
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2018-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2018-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxA(PFHxA)
2018-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFOA(PFOA)
2018-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFOS(PFOS)
2018-04-01 · Resolved · Tier 3
Monitoring & Reporting - PFBS(PFBS)
2018-04-01 · Resolved · Tier 3
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2017-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFOA(PFOA)
2017-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxA(PFHxA)
2017-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2017-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFBS(PFBS)
2017-01-01 · Resolved · Tier 3
Monitoring & Reporting - PFHxS(PFHxS)
2017-01-01 · Resolved · Tier 3

Next steps