PFAS Comply

UPPER LEACOCK TOWNSHIP

PWSID: PA7360140 · LEOLA, PA · Serving 7,734 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

PFOA8.1 ppt(MCL: 4 ppt)
PFOS9.5 ppt(MCL: 4 ppt)

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

Detection summary

9
PFAS compounds detected
10200 ppt
Highest single detection
2025-09-22
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
ADONAND—Below MRL2025-06-16
PFUnAND—Below MRL2025-03-17
NFDHAND—Below MRL2025-03-17
PFHxSND10Below MRL2025-03-17
PFHpSND—Below MRL2025-03-17
lithiumND—Below MRL2025-03-17
PFDAND—Below 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
NFDHAND—Below MRL2025-06-16
PFPeSND—Below MRL2025-06-16
PFHpSND—Below MRL2025-06-16
PFMPAND—Below MRL2025-06-16
NMeFOSAAND—Below MRL2025-06-16
HFPO-DAND10Below MRL2025-06-16
PFTAND—Below MRL2025-06-16
NEtFOSAAND—Below MRL2025-06-16
PFTrDAND—Below MRL2025-06-16
8:2 FTSND—Below MRL2025-09-22
4:2 FTSND—Below MRL2025-09-22
lithiumND—Below MRL2025-09-22
6:2 FTSND—Below MRL2025-09-22
HFPO-DAND10Below MRL2025-09-22
PFDAND—Below MRL2025-09-22
9Cl-PF3ONSND—Below MRL2025-09-22
PFOSND4Below MRL2025-09-22
NEtFOSAAND—Below MRL2025-09-22
NMeFOSAAND—Below MRL2025-09-22
PFBAND—Below MRL2025-09-22
PFUnAND—Below MRL2025-09-22
PFDoAND—Below MRL2025-09-22
PFTAND—Below MRL2025-09-22
PFTrDAND—Below MRL2025-09-22
11Cl-PF3OUdSND—Below MRL2025-09-22
PFNAND10Below MRL2025-09-22
PFMBAND—Below MRL2025-09-22
PFEESAND—Below MRL2025-09-22
NFDHAND—Below MRL2025-09-22
PFPeSND—Below MRL2025-09-22
PFHpSND—Below MRL2025-09-22
ADONAND—Below MRL2025-09-22
PFHxSND10Below MRL2025-09-22
PFMPAND—Below MRL2025-09-22
PFHpAND—Below MRL2025-09-22
PFNAND10Below MRL2025-03-17
PFDAND—Below MRL2025-03-17
PFEESAND—Below MRL2025-03-17
8:2 FTSND—Below MRL2025-03-17
9Cl-PF3ONSND—Below MRL2025-03-17
11Cl-PF3OUdSND—Below MRL2025-03-17
PFDoAND—Below MRL2025-03-17
PFTrDAND—Below MRL2025-03-17
PFMBAND—Below MRL2025-03-17
PFTAND—Below MRL2025-03-17
NEtFOSAAND—Below MRL2025-03-17
ADONAND—Below MRL2025-03-17
HFPO-DAND10Below MRL2025-03-17
6:2 FTSND—Below MRL2025-03-17
4:2 FTSND—Below MRL2025-03-17
PFMPAND—Below MRL2025-03-17
NMeFOSAAND—Below MRL2025-03-17
NFDHAND—Below MRL2025-09-22
4:2 FTSND—Below MRL2025-09-22
ADONAND—Below MRL2025-09-22
HFPO-DAND10Below MRL2025-09-22
6:2 FTSND—Below MRL2025-09-22
8:2 FTSND—Below MRL2025-09-22
PFMPAND—Below MRL2025-09-22
9Cl-PF3ONSND—Below MRL2025-09-22
PFEESAND—Below MRL2025-09-22
PFPeSND—Below MRL2025-09-22
PFMBAND—Below MRL2025-09-22
PFUnAND—Below MRL2025-09-22
PFDoAND—Below MRL2025-09-22
PFDAND—Below MRL2025-09-22
PFHxSND10Below MRL2025-09-22
lithiumND—Below MRL2025-09-22
PFHpSND—Below MRL2025-09-22
11Cl-PF3OUdSND—Below MRL2025-09-22
PFTAND—Below MRL2025-09-22
PFTrDAND—Below MRL2025-09-22
NEtFOSAAND—Below MRL2025-09-22
NMeFOSAAND—Below MRL2025-09-22
PFNAND10Below MRL2025-09-22
11Cl-PF3OUdSND—Below MRL2025-03-17
PFHpAND—Below MRL2025-03-17
PFEESAND—Below MRL2025-03-17
NFDHAND—Below MRL2025-03-17
PFPeSND—Below MRL2025-03-17
PFHpSND—Below MRL2025-03-17
PFNAND10Below MRL2025-03-17
PFDAND—Below MRL2025-03-17
PFDoAND—Below MRL2025-03-17
PFMBAND—Below MRL2025-03-17
PFUnAND—Below MRL2025-03-17
4:2 FTSND—Below MRL2025-03-17
NEtFOSAAND—Below MRL2025-03-17
PFMPAND—Below MRL2025-03-17
PFTrDAND—Below MRL2025-03-17
NMeFOSAAND—Below MRL2025-03-17
ADONAND—Below MRL2025-03-17
HFPO-DAND10Below MRL2025-03-17
6:2 FTSND—Below MRL2025-03-17
8:2 FTSND—Below MRL2025-03-17
9Cl-PF3ONSND—Below MRL2025-03-17
PFTAND—Below MRL2025-03-17
PFMBAND—Below MRL2025-09-22
ADONAND—Below MRL2025-09-22
HFPO-DAND10Below MRL2025-09-22
6:2 FTSND—Below MRL2025-09-22
4:2 FTSND—Below MRL2025-09-22
8:2 FTSND—Below MRL2025-09-22
PFMPAND—Below MRL2025-09-22
9Cl-PF3ONSND—Below MRL2025-09-22
lithiumND—Below MRL2025-09-22
PFHpSND—Below MRL2025-09-22
NFDHAND—Below MRL2025-09-22
PFEESAND—Below MRL2025-09-22
PFPeSND—Below MRL2025-09-22
PFTrDAND—Below MRL2025-09-22
11Cl-PF3OUdSND—Below MRL2025-09-22
NMeFOSAAND—Below MRL2025-09-22
PFTAND—Below MRL2025-09-22
PFHpAND—Below MRL2025-09-22
PFNAND10Below MRL2025-09-22
PFDAND—Below MRL2025-09-22
PFDoAND—Below MRL2025-09-22
PFUnAND—Below MRL2025-09-22
NEtFOSAAND—Below MRL2025-09-22
PFTrDAND—Below MRL2025-03-17
PFUnAND—Below MRL2025-03-17
PFDoAND—Below MRL2025-03-17
PFDAND—Below MRL2025-03-17
PFOSND4Below MRL2025-03-17
PFNAND10Below MRL2025-03-17
NEtFOSAAND—Below MRL2025-03-17
PFHxSND10Below MRL2025-03-17
11Cl-PF3OUdSND—Below MRL2025-03-17
NMeFOSAAND—Below MRL2025-03-17
PFMPAND—Below MRL2025-03-17
NFDHAND—Below MRL2025-03-17
PFHpAND—Below MRL2025-03-17
PFTAND—Below MRL2025-03-17
PFPeSND—Below MRL2025-03-17
PFEESAND—Below MRL2025-03-17
PFBSND—Below MRL2025-03-17
9Cl-PF3ONSND—Below MRL2025-03-17
8:2 FTSND—Below MRL2025-03-17
4:2 FTSND—Below MRL2025-03-17
6:2 FTSND—Below MRL2025-03-17
PFBAND—Below MRL2025-03-17
HFPO-DAND10Below MRL2025-03-17
ADONAND—Below MRL2025-03-17
PFMBAND—Below MRL2025-03-17
PFHpSND—Below MRL2025-03-17
lithiumND—Below MRL2025-03-17
PFMBAND—Below MRL2025-06-16
lithiumND—Below MRL2025-06-16
PFHpAND—Below MRL2025-06-16
PFHxSND10Below MRL2025-06-16
PFNAND10Below MRL2025-06-16
PFOSND4Below MRL2025-06-16
PFPeSND—Below MRL2025-03-17
PFBAND—Below MRL2025-06-16
6:2 FTSND—Below MRL2025-06-16
4:2 FTSND—Below MRL2025-06-16
8:2 FTSND—Below MRL2025-06-16
PFEESAND—Below MRL2025-06-16
lithium10200—2025-03-17
PFPeA12.4—2025-09-22
PFPeA11.5—2025-03-17
PFOS9.54Exceeds2025-09-22
PFBA9.3—2025-03-17
PFHxA9.1—2025-09-22
PFOS94Exceeds2025-03-17
PFHxA8.4—2025-03-17
PFBA8.4—2025-09-22
PFOA8.14Exceeds2025-06-16
PFOA7.74Exceeds2025-03-17
PFOA7.24Exceeds2025-09-22
PFBA6.7—2025-09-22
PFHxA6.6—2025-06-16
PFBA6.6—2025-03-17
PFHpA6.5—2025-09-22
PFOS6.14Exceeds2025-09-22
PFOA5.94Exceeds2025-09-22
PFOA5.84Exceeds2025-03-17
PFHpA5.8—2025-03-17
PFPeA5.6—2025-06-16
PFOA5.64Exceeds2025-03-17
PFHxA5.5—2025-03-17
PFOS5.24Exceeds2025-03-17
PFHxA4.8—2025-09-22
PFBS4.6—2025-03-17
PFPeA4.6—2025-09-22
PFBS4.5—2025-09-22
PFPeA4.4—2025-03-17
PFPeA4.2—2025-09-22
PFOA4.24Exceeds2025-09-22
PFPeA3.9—2025-03-17
PFBS3.8—2025-09-22
PFHxA3.8—2025-09-22
PFHxA3.7—2025-03-17
PFHxS3.710Detected2025-09-22
PFBS3.6—2025-03-17
PFHxS3.610Detected2025-03-17
PFBS3.2—2025-09-22
PFBS3—2025-06-16

Next steps