PFAS Comply

WESTERN ALLEGHENY COUNTY MUN A

PWSID: PA5020034 · OAKDALE, PA · Serving 19,031 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

PFOS5.2 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
9690 ppt
Highest single detection
2024-09-19
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
9Cl-PF3ONSND—Below MRL2025-06-11
8:2 FTSND—Below MRL2024-12-04
4:2 FTSND—Below MRL2024-12-04
6:2 FTSND—Below MRL2024-12-04
PFBAND—Below MRL2024-12-04
HFPO-DAND10Below MRL2024-12-04
9Cl-PF3ONSND—Below MRL2024-12-04
PFUnAND—Below MRL2024-12-04
PFMPAND—Below MRL2024-12-04
PFDoAND—Below MRL2024-12-04
ADONAND—Below MRL2024-12-04
PFOAND4Below MRL2024-12-04
PFOSND4Below MRL2024-12-04
PFNAND10Below MRL2024-12-04
PFHxSND10Below MRL2024-12-04
PFHpAND—Below MRL2024-12-04
PFBSND—Below MRL2024-12-04
PFHxAND—Below MRL2024-12-04
11Cl-PF3OUdSND—Below MRL2024-12-04
PFMBAND—Below MRL2024-12-04
PFEESAND—Below MRL2024-12-04
NFDHAND—Below MRL2024-12-04
PFPeSND—Below MRL2024-12-04
PFHpSND—Below MRL2024-12-04
PFMPAND—Below MRL2025-06-11
4:2 FTSND—Below MRL2025-06-11
PFBAND—Below MRL2025-06-11
HFPO-DAND10Below MRL2025-06-11
ADONAND—Below MRL2025-06-11
PFDAND—Below MRL2024-12-04
PFTAND—Below MRL2024-09-19
PFTrDAND—Below MRL2024-09-19
PFPeAND—Below MRL2024-12-04
NMeFOSAAND—Below MRL2024-09-19
NEtFOSAAND—Below MRL2024-09-19
NMeFOSAAND—Below MRL2024-12-12
PFTAND—Below MRL2024-12-12
lithiumND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
NEtFOSAAND—Below MRL2024-12-12
PFBSND—Below MRL2025-03-05
PFHxAND—Below MRL2025-03-05
PFDoAND—Below MRL2025-03-05
PFDAND—Below MRL2025-03-05
PFOAND4Below MRL2025-03-05
PFOSND4Below MRL2025-03-05
PFNAND10Below MRL2025-03-05
PFHpAND—Below MRL2025-03-05
PFTAND—Below MRL2025-03-05
lithiumND—Below MRL2025-03-05
ADONAND—Below MRL2025-03-05
NMeFOSAAND—Below MRL2025-03-05
NEtFOSAAND—Below MRL2025-03-05
PFTrDAND—Below MRL2025-03-05
PFUnAND—Below MRL2025-03-05
PFHxSND10Below MRL2025-03-05
PFPeSND—Below MRL2025-03-05
11Cl-PF3OUdSND—Below MRL2025-03-05
PFHpSND—Below MRL2025-03-05
NFDHAND—Below MRL2025-03-05
PFEESAND—Below MRL2025-03-05
PFMBAND—Below MRL2025-03-05
PFPeAND—Below MRL2025-03-05
PFMPAND—Below MRL2025-03-05
4:2 FTSND—Below MRL2025-03-05
6:2 FTSND—Below MRL2025-03-05
PFBAND—Below MRL2025-03-05
HFPO-DAND10Below MRL2025-03-05
9Cl-PF3ONSND—Below MRL2025-03-05
8:2 FTSND—Below MRL2025-03-05
PFNAND10Below MRL2025-06-11
4:2 FTSND—Below MRL2025-06-11
6:2 FTSND—Below MRL2025-06-11
PFBAND—Below MRL2025-06-11
HFPO-DAND10Below MRL2025-06-11
ADONAND—Below MRL2025-06-11
9Cl-PF3ONSND—Below MRL2025-06-11
11Cl-PF3OUdSND—Below MRL2025-06-11
PFHpAND—Below MRL2025-06-11
PFOSND4Below MRL2025-06-11
PFHxSND10Below MRL2025-06-11
8:2 FTSND—Below MRL2025-06-11
PFUnAND—Below MRL2025-06-11
NFDHAND—Below MRL2025-06-11
lithiumND—Below MRL2025-06-11
PFOAND4Below MRL2025-06-11
NMeFOSAAND—Below MRL2025-06-11
PFBSND—Below MRL2025-06-11
PFTAND—Below MRL2025-06-11
PFMBAND—Below MRL2025-06-11
NEtFOSAAND—Below MRL2025-06-11
PFMPAND—Below MRL2025-06-11
PFHxAND—Below MRL2025-06-11
PFDoAND—Below MRL2025-06-11
PFHpSND—Below MRL2025-06-11
PFPeSND—Below MRL2025-06-11
PFEESAND—Below MRL2025-06-11
PFPeAND—Below MRL2025-06-11
PFDAND—Below MRL2025-06-11
PFTrDAND—Below MRL2025-06-11
PFHpAND—Below MRL2024-09-19
PFMPAND—Below MRL2024-09-19
8:2 FTSND—Below MRL2024-09-19
PFMBAND—Below MRL2024-09-19
PFEESAND—Below MRL2024-09-19
NFDHAND—Below MRL2024-09-19
PFHpSND—Below MRL2024-09-19
ADONAND—Below MRL2024-09-19
NEtFOSAAND—Below MRL2024-09-19
PFTrDAND—Below MRL2024-09-19
PFTAND—Below MRL2024-09-19
PFPeSND—Below MRL2024-09-19
6:2 FTSND—Below MRL2024-09-19
PFHxAND—Below MRL2024-09-19
PFUnAND—Below MRL2024-09-19
PFDoAND—Below MRL2024-09-19
PFBAND—Below MRL2024-09-19
NMeFOSAAND—Below MRL2024-09-19
PFHxSND10Below MRL2024-09-19
11Cl-PF3OUdSND—Below MRL2024-09-19
PFBSND—Below MRL2024-09-19
PFPeAND—Below MRL2024-09-19
PFOAND4Below MRL2024-09-19
PFOSND4Below MRL2024-09-19
PFNAND10Below MRL2024-09-19
HFPO-DAND10Below MRL2024-09-19
4:2 FTSND—Below MRL2024-09-19
9Cl-PF3ONSND—Below MRL2024-09-19
PFDAND—Below MRL2024-09-19
lithiumND—Below MRL2024-09-19
NEtFOSAAND—Below MRL2024-12-12
lithiumND—Below MRL2024-12-12
NMeFOSAAND—Below MRL2024-12-12
PFTAND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
PFOAND4Below MRL2025-03-03
PFMPAND—Below MRL2025-03-03
PFDoAND—Below MRL2025-03-03
8:2 FTSND—Below MRL2025-03-03
4:2 FTSND—Below MRL2025-03-03
6:2 FTSND—Below MRL2025-03-03
PFTAND—Below MRL2025-03-03
PFBAND—Below MRL2025-03-03
HFPO-DAND10Below MRL2025-03-03
ADONAND—Below MRL2025-03-03
9Cl-PF3ONSND—Below MRL2025-03-03
11Cl-PF3OUdSND—Below MRL2025-03-03
PFUnAND—Below MRL2025-03-03
PFHxAND—Below MRL2025-03-03
PFDAND—Below MRL2025-03-03
NFDHAND—Below MRL2025-03-03
lithiumND—Below MRL2025-03-03
NEtFOSAAND—Below MRL2025-03-03
PFPeSND—Below MRL2025-03-03
PFNAND10Below MRL2025-03-03
PFHxSND10Below MRL2025-03-03
PFHpAND—Below MRL2025-03-03
PFBSND—Below MRL2025-03-03
NMeFOSAAND—Below MRL2025-03-03
PFMBAND—Below MRL2025-03-03
PFPeAND—Below MRL2025-03-03
PFTrDAND—Below MRL2025-03-03
PFEESAND—Below MRL2025-03-03
PFHpSND—Below MRL2025-03-03
PFNAND10Below MRL2025-06-11
PFHpAND—Below MRL2025-06-11
PFBSND—Below MRL2025-06-11
PFTAND—Below MRL2025-06-11
NMeFOSAAND—Below MRL2025-06-11
PFTrDAND—Below MRL2025-06-11
lithiumND—Below MRL2025-06-11
4:2 FTSND—Below MRL2025-06-11
NEtFOSAAND—Below MRL2025-06-11
PFPeSND—Below MRL2025-06-11
PFBAND—Below MRL2025-06-11
PFOAND4Below MRL2025-06-11
PFHpSND—Below MRL2025-06-11
NFDHAND—Below MRL2025-06-11
PFEESAND—Below MRL2025-06-11
PFMBAND—Below MRL2025-06-11
PFPeAND—Below MRL2025-06-11
PFMPAND—Below MRL2025-06-11
8:2 FTSND—Below MRL2025-06-11
PFHxAND—Below MRL2025-06-11
HFPO-DAND10Below MRL2025-06-11
ADONAND—Below MRL2025-06-11
9Cl-PF3ONSND—Below MRL2025-06-11
11Cl-PF3OUdSND—Below MRL2025-06-11
PFUnAND—Below MRL2025-06-11
PFDoAND—Below MRL2025-06-11
PFDAND—Below MRL2025-06-11
6:2 FTSND—Below MRL2025-06-11
9Cl-PF3ONSND—Below MRL2024-10-24
ADONAND—Below MRL2024-10-24
PFOSND4Below MRL2024-10-24
PFOAND4Below MRL2024-10-24
PFBSND—Below MRL2024-10-24
PFDAND—Below MRL2024-10-24
11Cl-PF3OUdSND—Below MRL2024-10-24
PFHpAND—Below MRL2024-10-24
PFHxAND—Below MRL2024-10-24
PFNAND10Below MRL2024-10-24
PFHxSND10Below MRL2024-10-24
NMeFOSAAND—Below MRL2024-09-19
NFDHAND—Below MRL2024-10-24
PFUnAND—Below MRL2024-10-24
NEtFOSAAND—Below MRL2024-09-19
PFTrDAND—Below MRL2024-09-19
PFTAND—Below MRL2024-09-19
PFMBAND—Below MRL2024-10-24
PFPeAND—Below MRL2024-10-24
PFMPAND—Below MRL2024-10-24
8:2 FTSND—Below MRL2024-10-24
4:2 FTSND—Below MRL2024-10-24
PFPeSND—Below MRL2024-10-24
PFEESAND—Below MRL2024-10-24
6:2 FTSND—Below MRL2024-10-24
PFBAND—Below MRL2024-10-24
HFPO-DAND10Below MRL2024-10-24
PFDoAND—Below MRL2024-10-24
PFHpSND—Below MRL2024-10-24
4:2 FTSND—Below MRL2025-04-02
PFUnAND—Below MRL2025-04-02
11Cl-PF3OUdSND—Below MRL2025-04-02
9Cl-PF3ONSND—Below MRL2025-04-02
HFPO-DAND10Below MRL2025-04-02
PFPeAND—Below MRL2025-04-02
PFBAND—Below MRL2025-04-02
6:2 FTSND—Below MRL2025-04-02
PFHxSND10Below MRL2025-04-02
NEtFOSAAND—Below MRL2024-12-12
ADONAND—Below MRL2025-04-02
8:2 FTSND—Below MRL2025-04-02
PFMPAND—Below MRL2025-04-02
PFTrDAND—Below MRL2024-12-12
PFHpSND—Below MRL2025-04-02
PFPeSND—Below MRL2025-04-02
NFDHAND—Below MRL2025-04-02
PFEESAND—Below MRL2025-04-02
PFMBAND—Below MRL2025-04-02
NMeFOSAAND—Below MRL2024-12-12
PFOAND4Below MRL2025-04-02
PFHxAND—Below MRL2025-04-02
PFDoAND—Below MRL2025-04-02
PFDAND—Below MRL2025-04-02
lithiumND—Below MRL2024-12-12
PFNAND10Below MRL2025-04-02
PFHpAND—Below MRL2025-04-02
PFBSND—Below MRL2025-04-02
PFOSND4Below MRL2025-04-02
PFTAND—Below MRL2024-12-12
PFOSND4Below MRL2025-03-05
HFPO-DAND10Below MRL2025-03-05
ADONAND—Below MRL2025-03-05
9Cl-PF3ONSND—Below MRL2025-03-05
PFBAND—Below MRL2025-03-05
PFEESAND—Below MRL2025-03-05
NFDHAND—Below MRL2025-03-05
PFPeSND—Below MRL2025-03-05
PFBSND—Below MRL2025-03-05
PFTAND—Below MRL2025-03-05
PFHpAND—Below MRL2025-03-05
PFOAND4Below MRL2025-03-05
lithiumND—Below MRL2025-03-05
PFPeAND—Below MRL2025-03-05
PFMPAND—Below MRL2025-03-05
11Cl-PF3OUdSND—Below MRL2025-03-05
8:2 FTSND—Below MRL2025-03-05
4:2 FTSND—Below MRL2025-03-05
PFUnAND—Below MRL2025-03-05
PFHxAND—Below MRL2025-03-05
PFHxSND10Below MRL2025-03-05
PFDoAND—Below MRL2025-03-05
PFNAND10Below MRL2025-03-05
PFDAND—Below MRL2025-03-05
6:2 FTSND—Below MRL2025-03-05
NMeFOSAAND—Below MRL2025-03-05
NEtFOSAAND—Below MRL2025-03-05
PFTrDAND—Below MRL2025-03-05
PFHpSND—Below MRL2025-03-05
PFMBAND—Below MRL2025-03-05
NMeFOSAAND—Below MRL2025-06-11
9Cl-PF3ONSND—Below MRL2025-06-11
lithiumND—Below MRL2025-06-11
PFHpSND—Below MRL2025-06-11
PFPeSND—Below MRL2025-06-11
NFDHAND—Below MRL2025-06-11
PFEESAND—Below MRL2025-06-11
PFMBAND—Below MRL2025-06-11
PFPeAND—Below MRL2025-06-11
PFMPAND—Below MRL2025-06-11
PFBSND—Below MRL2025-06-11
8:2 FTSND—Below MRL2025-06-11
4:2 FTSND—Below MRL2025-06-11
6:2 FTSND—Below MRL2025-06-11
PFBAND—Below MRL2025-06-11
PFTrDAND—Below MRL2025-06-11
PFDAND—Below MRL2025-06-11
NEtFOSAAND—Below MRL2025-06-11
PFHpAND—Below MRL2025-06-11
PFHxSND10Below MRL2025-06-11
PFNAND10Below MRL2025-06-11
HFPO-DAND10Below MRL2025-06-11
PFOAND4Below MRL2025-06-11
ADONAND—Below MRL2025-06-11
PFDoAND—Below MRL2025-06-11
PFHxAND—Below MRL2025-06-11
PFUnAND—Below MRL2025-06-11
11Cl-PF3OUdSND—Below MRL2025-06-11
PFTAND—Below MRL2025-06-11
PFOSND4Below MRL2025-06-11
PFDoAND—Below MRL2024-09-19
PFDAND—Below MRL2024-09-19
PFTAND—Below MRL2024-09-19
PFTrDAND—Below MRL2024-09-19
NEtFOSAAND—Below MRL2024-09-19
NMeFOSAAND—Below MRL2024-09-19
PFBSND—Below MRL2024-09-19
PFHpAND—Below MRL2024-09-19
PFHxSND10Below MRL2024-09-19
PFNAND10Below MRL2024-09-19
PFOSND4Below MRL2024-09-19
PFUnAND—Below MRL2024-09-19
PFOAND4Below MRL2024-09-19
PFHpSND—Below MRL2024-09-19
PFHxAND—Below MRL2024-09-19
PFPeAND—Below MRL2024-09-19
PFPeSND—Below MRL2024-09-19
9Cl-PF3ONSND—Below MRL2024-09-19
ADONAND—Below MRL2024-09-19
HFPO-DAND10Below MRL2024-09-19
PFBAND—Below MRL2024-09-19
6:2 FTSND—Below MRL2024-09-19
4:2 FTSND—Below MRL2024-09-19
8:2 FTSND—Below MRL2024-09-19
11Cl-PF3OUdSND—Below MRL2024-09-19
NFDHAND—Below MRL2024-09-19
PFMPAND—Below MRL2024-09-19
PFEESAND—Below MRL2024-09-19
PFMBAND—Below MRL2024-09-19
PFTAND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
NEtFOSAAND—Below MRL2024-12-12
lithiumND—Below MRL2024-12-12
NMeFOSAAND—Below MRL2024-12-12
PFOSND4Below MRL2025-03-03
9Cl-PF3ONSND—Below MRL2025-03-03
4:2 FTSND—Below MRL2025-03-03
PFHxSND10Below MRL2025-03-03
PFBSND—Below MRL2025-03-03
PFHpSND—Below MRL2025-03-03
PFPeSND—Below MRL2025-03-03
NFDHAND—Below MRL2025-03-03
PFEESAND—Below MRL2025-03-03
PFMBAND—Below MRL2025-03-03
PFPeAND—Below MRL2025-03-03
PFMPAND—Below MRL2025-03-03
8:2 FTSND—Below MRL2025-03-03
6:2 FTSND—Below MRL2025-03-03
PFBAND—Below MRL2025-03-03
HFPO-DAND10Below MRL2025-03-03
PFDAND—Below MRL2025-03-03
PFHpAND—Below MRL2025-03-03
PFNAND10Below MRL2025-03-03
lithiumND—Below MRL2025-03-03
PFOAND4Below MRL2025-03-03
PFTAND—Below MRL2025-03-03
PFDoAND—Below MRL2025-03-03
PFHxAND—Below MRL2025-03-03
PFUnAND—Below MRL2025-03-03
11Cl-PF3OUdSND—Below MRL2025-03-03
NMeFOSAAND—Below MRL2025-03-03
NEtFOSAAND—Below MRL2025-03-03
PFTrDAND—Below MRL2025-03-03
ADONAND—Below MRL2025-03-03
PFUnAND—Below MRL2025-06-11
8:2 FTSND—Below MRL2025-06-11
PFHxSND10Below MRL2025-06-11
PFNAND10Below MRL2025-06-11
PFOSND4Below MRL2025-06-11
PFOAND4Below MRL2025-06-11
PFDAND—Below MRL2025-06-11
PFDoAND—Below MRL2025-06-11
PFHxAND—Below MRL2025-06-11
PFHpAND—Below MRL2025-06-11
NMeFOSAAND—Below MRL2025-06-11
NEtFOSAAND—Below MRL2025-06-11
PFTrDAND—Below MRL2025-06-11
PFTAND—Below MRL2025-06-11
lithiumND—Below MRL2025-06-11
PFHpSND—Below MRL2025-06-11
PFPeSND—Below MRL2025-06-11
6:2 FTSND—Below MRL2025-06-11
NFDHAND—Below MRL2025-06-11
11Cl-PF3OUdSND—Below MRL2025-06-11
PFBSND—Below MRL2025-06-11
PFEESAND—Below MRL2025-06-11
PFMBAND—Below MRL2025-06-11
PFPeAND—Below MRL2025-06-11
lithium9690—2024-09-19
lithium9660—2024-09-19
lithium9290—2024-09-19
PFOS5.24Exceeds2025-06-11
PFOS4.74Exceeds2025-03-03
PFHxS3.710Detected2025-06-11

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