PFAS Comply

HERMISTON, CITY OF

PWSID: OR4100372 · HERMISTON, OR · Serving 20,000 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

PFOS12 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
32000 ppt
Highest single detection
2023-09-11
Latest sample date
complete
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFMPAND—Below MRL2024-03-11
PFBAND—Below MRL2023-11-21
6:2 FTSND—Below MRL2023-11-21
4:2 FTSND—Below MRL2023-11-21
8:2 FTSND—Below MRL2023-11-21
PFPeAND—Below MRL2023-11-21
HFPO-DAND10Below MRL2023-11-21
NFDHAND—Below MRL2023-11-21
PFMPAND—Below MRL2023-11-21
PFHpSND—Below MRL2023-11-21
PFTAND—Below MRL2023-06-20
PFTrDAND—Below MRL2023-06-20
NEtFOSAAND—Below MRL2023-06-20
NMeFOSAAND—Below MRL2023-06-20
PFEESAND—Below MRL2023-11-21
PFHpAND—Below MRL2023-11-21
PFMBAND—Below MRL2023-11-21
9Cl-PF3ONSND—Below MRL2024-03-11
PFBSND—Below MRL2024-03-11
PFDoAND—Below MRL2024-03-11
PFHxAND—Below MRL2024-03-11
11Cl-PF3OUdSND—Below MRL2024-03-11
NMeFOSAAND—Below MRL2024-03-11
PFUnAND—Below MRL2024-03-11
NEtFOSAAND—Below MRL2024-03-11
PFMBAND—Below MRL2024-03-11
PFPeAND—Below MRL2024-03-11
PFPeSND—Below MRL2024-03-11
PFEESAND—Below MRL2024-03-11
HFPO-DAND10Below MRL2024-03-11
PFBAND—Below MRL2024-03-11
6:2 FTSND—Below MRL2024-03-11
ADONAND—Below MRL2024-03-11
4:2 FTSND—Below MRL2024-03-11
8:2 FTSND—Below MRL2024-03-11
lithiumND—Below MRL2024-03-11
PFHpSND—Below MRL2024-03-11
NFDHAND—Below MRL2024-03-11
PFPeSND—Below MRL2023-11-21
ADONAND—Below MRL2023-11-21
PFNAND10Below MRL2023-11-21
PFOAND4Below MRL2023-11-21
PFDoAND—Below MRL2023-11-21
PFHxAND—Below MRL2023-11-21
PFUnAND—Below MRL2023-11-21
11Cl-PF3OUdSND—Below MRL2023-11-21
9Cl-PF3ONSND—Below MRL2023-11-21
PFDAND—Below MRL2023-11-21
PFPeSND—Below MRL2024-06-10
PFBAND—Below MRL2024-06-10
6:2 FTSND—Below MRL2024-06-10
4:2 FTSND—Below MRL2024-06-10
8:2 FTSND—Below MRL2024-06-10
PFMPAND—Below MRL2024-06-10
PFPeAND—Below MRL2024-06-10
PFMBAND—Below MRL2024-06-10
NFDHAND—Below MRL2024-06-10
PFHpSND—Below MRL2024-06-10
PFUnAND—Below MRL2024-06-10
HFPO-DAND10Below MRL2024-06-10
PFEESAND—Below MRL2024-06-10
PFOAND4Below MRL2024-06-10
ADONAND—Below MRL2024-06-10
9Cl-PF3ONSND—Below MRL2024-06-10
PFHpAND—Below MRL2024-06-10
PFDAND—Below MRL2024-06-10
PFDoAND—Below MRL2024-06-10
PFHxAND—Below MRL2024-06-10
11Cl-PF3OUdSND—Below MRL2024-06-10
PFNAND10Below MRL2024-06-10
PFPeSND—Below MRL2023-06-20
PFPeAND—Below MRL2023-06-20
4:2 FTSND—Below MRL2023-06-20
PFHpSND—Below MRL2023-06-20
PFMBAND—Below MRL2023-06-20
PFDAND—Below MRL2023-06-20
PFMPAND—Below MRL2023-06-20
8:2 FTSND—Below MRL2023-06-20
NFDHAND—Below MRL2023-06-20
PFEESAND—Below MRL2023-06-20
6:2 FTSND—Below MRL2023-06-20
PFDoAND—Below MRL2023-06-20
PFTAND—Below MRL2023-06-20
PFTrDAND—Below MRL2023-06-20
NEtFOSAAND—Below MRL2023-06-20
PFHpAND—Below MRL2023-06-20
9Cl-PF3ONSND—Below MRL2023-06-20
PFBAND—Below MRL2023-06-20
HFPO-DAND10Below MRL2023-06-20
NMeFOSAAND—Below MRL2023-06-20
ADONAND—Below MRL2023-06-20
PFNAND10Below MRL2023-06-20
11Cl-PF3OUdSND—Below MRL2023-06-20
PFUnAND—Below MRL2023-06-20
PFHxAND—Below MRL2023-06-20
PFOAND4Below MRL2023-06-20
6:2 FTSND—Below MRL2023-12-13
PFEESAND—Below MRL2023-12-13
11Cl-PF3OUdSND—Below MRL2023-12-13
ADONAND—Below MRL2023-12-13
HFPO-DAND10Below MRL2023-12-13
PFBAND—Below MRL2023-12-13
PFUnAND—Below MRL2023-12-13
PFDAND—Below MRL2023-12-13
9Cl-PF3ONSND—Below MRL2023-12-13
PFTAND—Below MRL2023-12-13
PFTrDAND—Below MRL2023-12-13
NEtFOSAAND—Below MRL2023-12-13
NMeFOSAAND—Below MRL2023-12-13
PFHpAND—Below MRL2023-12-13
PFPeAND—Below MRL2023-12-13
PFOAND4Below MRL2023-12-13
4:2 FTSND—Below MRL2023-12-13
PFDoAND—Below MRL2023-12-13
PFHpSND—Below MRL2023-12-13
PFHxAND—Below MRL2023-12-13
PFPeSND—Below MRL2023-12-13
NFDHAND—Below MRL2023-12-13
PFMBAND—Below MRL2023-12-13
PFMPAND—Below MRL2023-12-13
8:2 FTSND—Below MRL2023-12-13
PFNAND10Below MRL2023-12-13
8:2 FTSND—Below MRL2023-06-20
NEtFOSAAND—Below MRL2023-06-20
NMeFOSAAND—Below MRL2023-06-20
lithiumND—Below MRL2023-06-20
PFHpAND—Below MRL2023-06-20
11Cl-PF3OUdSND—Below MRL2023-06-20
PFNAND10Below MRL2023-06-20
ADONAND—Below MRL2023-06-20
PFBAND—Below MRL2023-06-20
PFTrDAND—Below MRL2023-06-20
4:2 FTSND—Below MRL2023-06-20
9Cl-PF3ONSND—Below MRL2023-06-20
PFMPAND—Below MRL2023-06-20
PFMBAND—Below MRL2023-06-20
PFEESAND—Below MRL2023-06-20
NFDHAND—Below MRL2023-06-20
PFPeSND—Below MRL2023-06-20
PFHpSND—Below MRL2023-06-20
PFDoAND—Below MRL2023-06-20
PFDAND—Below MRL2023-06-20
PFOAND4Below MRL2023-06-20
6:2 FTSND—Below MRL2023-06-20
HFPO-DAND10Below MRL2023-06-20
PFTAND—Below MRL2023-06-20
PFUnAND—Below MRL2023-06-20
PFMBAND—Below MRL2024-02-20
ADONAND—Below MRL2024-02-20
HFPO-DAND10Below MRL2024-02-20
PFBAND—Below MRL2024-02-20
NFDHAND—Below MRL2024-02-20
PFPeSND—Below MRL2024-02-20
9Cl-PF3ONSND—Below MRL2024-02-20
PFEESAND—Below MRL2024-02-20
PFMPAND—Below MRL2024-02-20
PFPeAND—Below MRL2024-02-20
8:2 FTSND—Below MRL2024-02-20
4:2 FTSND—Below MRL2024-02-20
6:2 FTSND—Below MRL2024-02-20
PFHpSND—Below MRL2024-02-20
PFNAND10Below MRL2024-02-20
11Cl-PF3OUdSND—Below MRL2024-02-20
PFHpAND—Below MRL2024-02-20
lithiumND—Below MRL2024-02-20
PFTAND—Below MRL2024-02-20
PFTrDAND—Below MRL2024-02-20
NEtFOSAAND—Below MRL2024-02-20
NMeFOSAAND—Below MRL2024-02-20
PFOAND4Below MRL2024-02-20
PFDAND—Below MRL2024-02-20
PFDoAND—Below MRL2024-02-20
PFHxAND—Below MRL2024-02-20
PFUnAND—Below MRL2024-02-20
PFHxSND10Below MRL2023-06-20
ADONAND—Below MRL2023-06-20
9Cl-PF3ONSND—Below MRL2023-06-20
11Cl-PF3OUdSND—Below MRL2023-06-20
PFUnAND—Below MRL2023-06-20
PFHxAND—Below MRL2023-06-20
PFDoAND—Below MRL2023-06-20
PFDAND—Below MRL2023-06-20
PFOSND4Below MRL2023-06-20
PFBSND—Below MRL2023-06-20
HFPO-DAND10Below MRL2023-06-20
NFDHAND—Below MRL2023-06-20
PFOAND4Below MRL2023-06-20
PFEESAND—Below MRL2023-06-20
PFHpAND—Below MRL2023-06-20
NEtFOSAAND—Below MRL2023-06-20
PFTrDAND—Below MRL2023-06-20
PFTAND—Below MRL2023-06-20
PFMBAND—Below MRL2023-06-20
PFPeSND—Below MRL2023-06-20
PFBAND—Below MRL2023-06-20
NMeFOSAAND—Below MRL2023-06-20
PFPeAND—Below MRL2023-06-20
PFMPAND—Below MRL2023-06-20
8:2 FTSND—Below MRL2023-06-20
4:2 FTSND—Below MRL2023-06-20
6:2 FTSND—Below MRL2023-06-20
PFHpSND—Below MRL2023-06-20
PFNAND10Below MRL2023-06-20
PFTAND—Below MRL2023-12-13
NMeFOSAAND—Below MRL2023-12-13
PFTrDAND—Below MRL2023-12-13
NEtFOSAAND—Below MRL2023-12-13
PFNAND10Below MRL2023-06-20
PFDAND—Below MRL2023-06-20
PFOAND4Below MRL2023-06-20
PFOSND4Below MRL2023-06-20
PFDoAND—Below MRL2023-06-20
PFHxSND10Below MRL2023-06-20
PFHpAND—Below MRL2023-06-20
PFBSND—Below MRL2023-06-20
PFHxAND—Below MRL2023-06-20
NMeFOSAAND—Below MRL2023-06-20
4:2 FTSND—Below MRL2023-06-20
NEtFOSAAND—Below MRL2023-06-20
PFTrDAND—Below MRL2023-06-20
lithiumND—Below MRL2023-06-20
PFUnAND—Below MRL2023-06-20
11Cl-PF3OUdSND—Below MRL2023-06-20
9Cl-PF3ONSND—Below MRL2023-06-20
ADONAND—Below MRL2023-06-20
HFPO-DAND10Below MRL2023-06-20
6:2 FTSND—Below MRL2023-06-20
PFMPAND—Below MRL2023-06-20
PFMBAND—Below MRL2023-06-20
PFEESAND—Below MRL2023-06-20
NFDHAND—Below MRL2023-06-20
PFPeSND—Below MRL2023-06-20
PFHpSND—Below MRL2023-06-20
8:2 FTSND—Below MRL2023-06-20
PFTAND—Below MRL2023-06-20
PFBAND—Below MRL2023-06-20
PFPeAND—Below MRL2023-06-20
PFDAND—Below MRL2024-06-10
8:2 FTSND—Below MRL2024-06-10
4:2 FTSND—Below MRL2024-06-10
6:2 FTSND—Below MRL2024-06-10
HFPO-DAND10Below MRL2024-06-10
9Cl-PF3ONSND—Below MRL2024-06-10
11Cl-PF3OUdSND—Below MRL2024-06-10
PFMPAND—Below MRL2024-06-10
PFDoAND—Below MRL2024-06-10
PFBAND—Below MRL2024-06-10
PFOAND4Below MRL2024-06-10
PFOSND4Below MRL2024-06-10
PFNAND10Below MRL2024-06-10
PFHxSND10Below MRL2024-06-10
PFHpAND—Below MRL2024-06-10
PFBSND—Below MRL2024-06-10
PFHxAND—Below MRL2024-06-10
PFTAND—Below MRL2023-09-11
lithiumND—Below MRL2023-09-11
ADONAND—Below MRL2024-06-10
PFPeAND—Below MRL2024-06-10
NMeFOSAAND—Below MRL2023-09-11
NEtFOSAAND—Below MRL2023-09-11
PFTrDAND—Below MRL2023-09-11
PFUnAND—Below MRL2024-06-10
PFHpSND—Below MRL2024-06-10
PFPeSND—Below MRL2024-06-10
NFDHAND—Below MRL2024-06-10
PFEESAND—Below MRL2024-06-10
PFMBAND—Below MRL2024-06-10
PFBAND—Below MRL2023-12-13
PFTAND—Below MRL2023-12-13
PFPeAND—Below MRL2023-12-13
HFPO-DAND10Below MRL2023-12-13
4:2 FTSND—Below MRL2023-12-13
8:2 FTSND—Below MRL2023-12-13
PFMPAND—Below MRL2023-12-13
6:2 FTSND—Below MRL2023-12-13
PFEESAND—Below MRL2023-12-13
PFPeSND—Below MRL2023-12-13
PFHpSND—Below MRL2023-12-13
NMeFOSAAND—Below MRL2023-12-13
PFTrDAND—Below MRL2023-12-13
lithiumND—Below MRL2023-12-13
ADONAND—Below MRL2023-12-13
PFMBAND—Below MRL2023-12-13
NEtFOSAAND—Below MRL2023-12-13
PFOSND4Below MRL2023-12-13
9Cl-PF3ONSND—Below MRL2023-12-13
PFBSND—Below MRL2023-12-13
PFHpAND—Below MRL2023-12-13
NFDHAND—Below MRL2023-12-13
PFNAND10Below MRL2023-12-13
PFHxSND10Below MRL2023-12-13
PFOAND4Below MRL2023-12-13
PFDAND—Below MRL2023-12-13
PFDoAND—Below MRL2023-12-13
PFHxAND—Below MRL2023-12-13
PFUnAND—Below MRL2023-12-13
11Cl-PF3OUdSND—Below MRL2023-12-13
PFTAND—Below MRL2024-03-11
PFHxSND10Below MRL2024-03-11
PFTrDAND—Below MRL2024-03-11
PFNAND10Below MRL2024-03-11
PFDAND—Below MRL2024-03-11
PFOAND4Below MRL2024-03-11
PFHpAND—Below MRL2024-03-11
PFOSND4Below MRL2024-03-11
lithium32000—2023-12-13
lithium32000—2023-06-20
lithium29000—2023-06-20
lithium24000—2023-12-13
lithium23000—2023-06-20
PFHxS1210Exceeds2024-06-10
PFOS124Exceeds2024-06-10
PFBS10—2023-06-20
PFHxS8.410Detected2023-06-20
PFHxS810Detected2023-06-20
PFOS7.84Exceeds2023-06-20
PFHxS7.510Detected2024-02-20
PFBS7.5—2024-02-20
PFHxS7.310Detected2023-11-21
PFOS64Exceeds2023-06-20
PFOS5.24Exceeds2023-11-21
PFOS4.54Exceeds2024-02-20
PFBS4.4—2024-06-10
PFPeA4.2—2023-06-20
PFHxA3.9—2023-06-20
PFBS3.4—2023-06-20
PFBS3—2023-11-21

Next steps