PFAS Comply

EAST SPOKANE WATER DIST 1

PWSID: WA5321650 · Spokane Valley, WA · Serving 4,285 people

Type: CWSOwner: LSource: GW
Settlement eligible
May qualify for 3M/DuPont settlement funds
Check claims portal →
Exceeds MCL

One or more PFAS compounds exceed EPA Maximum Contaminant Levels. Corrective action required by 2031.

Key contaminants vs MCL

PFOS5.5 ppt(MCL: 4 ppt)

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

Detection summary

1
PFAS compounds detected
5.5 ppt
Highest single detection
2025-09-24
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFPeAND—Below MRL2025-09-24
HFPO-DAND10Below MRL2025-03-06
ADONAND—Below MRL2025-03-06
9Cl-PF3ONSND—Below MRL2025-03-06
11Cl-PF3OUdSND—Below MRL2025-03-06
PFUnAND—Below MRL2025-03-06
PFHxAND—Below MRL2025-03-06
PFDAND—Below MRL2025-03-06
PFOSND4Below MRL2025-03-06
PFBAND—Below MRL2025-03-06
PFHpSND—Below MRL2025-03-06
PFNAND10Below MRL2025-03-06
PFDoAND—Below MRL2025-03-06
6:2 FTSND—Below MRL2025-03-06
4:2 FTSND—Below MRL2025-03-06
8:2 FTSND—Below MRL2025-03-06
PFMPAND—Below MRL2025-03-06
PFPeAND—Below MRL2025-03-06
PFMBAND—Below MRL2025-03-06
PFEESAND—Below MRL2025-03-06
PFPeSND—Below MRL2025-03-06
PFTAND—Below MRL2025-03-06
PFTrDAND—Below MRL2025-03-06
NEtFOSAAND—Below MRL2025-03-06
NMeFOSAAND—Below MRL2025-03-06
lithiumND—Below MRL2025-03-06
PFBSND—Below MRL2025-03-06
NFDHAND—Below MRL2025-03-06
PFHpAND—Below MRL2025-03-06
PFHxSND10Below MRL2025-03-06
PFBSND—Below MRL2025-09-24
PFHxAND—Below MRL2025-09-24
PFDoAND—Below MRL2025-09-24
PFDAND—Below MRL2025-09-24
NMeFOSAAND—Below MRL2025-09-24
PFOSND4Below MRL2025-09-24
PFUnAND—Below MRL2025-09-24
PFHpAND—Below MRL2025-09-24
PFOAND4Below MRL2025-09-24
PFTAND—Below MRL2025-09-24
PFTrDAND—Below MRL2025-09-24
NEtFOSAAND—Below MRL2025-09-24
lithiumND—Below MRL2025-09-24
PFHxSND10Below MRL2025-09-24
PFPeAND—Below MRL2025-09-24
PFHpSND—Below MRL2025-09-24
PFPeSND—Below MRL2025-09-24
PFNAND10Below MRL2025-09-24
11Cl-PF3OUdSND—Below MRL2025-09-24
PFMBAND—Below MRL2025-09-24
NFDHAND—Below MRL2025-09-24
PFMPAND—Below MRL2025-09-24
8:2 FTSND—Below MRL2025-09-24
4:2 FTSND—Below MRL2025-09-24
6:2 FTSND—Below MRL2025-09-24
PFBAND—Below MRL2025-09-24
HFPO-DAND10Below MRL2025-09-24
ADONAND—Below MRL2025-09-24
9Cl-PF3ONSND—Below MRL2025-09-24
PFEESAND—Below MRL2025-09-24
PFDoAND—Below MRL2025-03-18
PFHxSND10Below MRL2025-03-18
PFDAND—Below MRL2025-03-18
PFOAND4Below MRL2025-03-18
PFOSND4Below MRL2025-03-18
PFNAND10Below MRL2025-03-18
PFHpAND—Below MRL2025-03-18
PFBSND—Below MRL2025-03-18
PFHpSND—Below MRL2025-03-18
PFPeSND—Below MRL2025-03-18
4:2 FTSND—Below MRL2025-03-18
PFHxAND—Below MRL2025-03-18
6:2 FTSND—Below MRL2025-03-18
PFTrDAND—Below MRL2025-03-18
lithiumND—Below MRL2025-03-18
PFEESAND—Below MRL2025-03-18
8:2 FTSND—Below MRL2025-03-18
PFMBAND—Below MRL2025-03-18
NFDHAND—Below MRL2025-03-18
PFPeAND—Below MRL2025-03-18
PFBAND—Below MRL2025-03-18
NEtFOSAAND—Below MRL2025-03-18
PFUnAND—Below MRL2025-03-18
PFTAND—Below MRL2025-03-18
PFMPAND—Below MRL2025-03-18
HFPO-DAND10Below MRL2025-03-18
ADONAND—Below MRL2025-03-18
9Cl-PF3ONSND—Below MRL2025-03-18
11Cl-PF3OUdSND—Below MRL2025-03-18
NMeFOSAAND—Below MRL2025-03-18
lithiumND—Below MRL2025-09-24
PFTAND—Below MRL2025-09-24
NEtFOSAAND—Below MRL2025-09-24
NMeFOSAAND—Below MRL2025-09-24
PFTrDAND—Below MRL2025-09-24
PFPeAND—Below MRL2025-09-24
8:2 FTSND—Below MRL2025-09-24
PFMPAND—Below MRL2025-09-24
4:2 FTSND—Below MRL2025-09-24
PFMBAND—Below MRL2025-09-24
PFEESAND—Below MRL2025-09-24
NFDHAND—Below MRL2025-09-24
PFPeSND—Below MRL2025-09-24
PFHpSND—Below MRL2025-09-24
PFBSND—Below MRL2025-09-24
PFHpAND—Below MRL2025-09-24
PFHxSND10Below MRL2025-09-24
PFNAND10Below MRL2025-09-24
PFBAND—Below MRL2025-09-24
PFOSND4Below MRL2025-09-24
6:2 FTSND—Below MRL2025-09-24
HFPO-DAND10Below MRL2025-09-24
ADONAND—Below MRL2025-09-24
9Cl-PF3ONSND—Below MRL2025-09-24
PFUnAND—Below MRL2025-09-24
PFHxAND—Below MRL2025-09-24
PFDoAND—Below MRL2025-09-24
PFDAND—Below MRL2025-09-24
11Cl-PF3OUdSND—Below MRL2025-09-24
PFOAND4Below MRL2025-09-24
9Cl-PF3ONSND—Below MRL2025-03-18
PFOSND4Below MRL2025-03-18
PFOAND4Below MRL2025-03-18
PFDAND—Below MRL2025-03-18
PFDoAND—Below MRL2025-03-18
PFHxAND—Below MRL2025-03-18
HFPO-DAND10Below MRL2025-03-18
11Cl-PF3OUdSND—Below MRL2025-03-18
PFNAND10Below MRL2025-03-18
PFEESAND—Below MRL2025-03-18
PFUnAND—Below MRL2025-03-18
PFHxSND10Below MRL2025-03-18
PFHpAND—Below MRL2025-03-18
PFBSND—Below MRL2025-03-18
PFHpSND—Below MRL2025-03-18
PFBAND—Below MRL2025-03-18
NFDHAND—Below MRL2025-03-18
PFMBAND—Below MRL2025-03-18
PFPeAND—Below MRL2025-03-18
PFMPAND—Below MRL2025-03-18
lithiumND—Below MRL2025-03-18
PFPeSND—Below MRL2025-03-18
NEtFOSAAND—Below MRL2025-03-18
NMeFOSAAND—Below MRL2025-03-18
PFTrDAND—Below MRL2025-03-18
PFTAND—Below MRL2025-03-18
8:2 FTSND—Below MRL2025-03-18
4:2 FTSND—Below MRL2025-03-18
6:2 FTSND—Below MRL2025-03-18
ADONAND—Below MRL2025-03-18
ADONAND—Below MRL2025-09-24
HFPO-DAND10Below MRL2025-09-24
PFBAND—Below MRL2025-09-24
6:2 FTSND—Below MRL2025-09-24
4:2 FTSND—Below MRL2025-09-24
8:2 FTSND—Below MRL2025-09-24
PFMPAND—Below MRL2025-09-24
NFDHAND—Below MRL2025-09-24
PFMBAND—Below MRL2025-09-24
PFEESAND—Below MRL2025-09-24
PFHpSND—Below MRL2025-09-24
PFBSND—Below MRL2025-09-24
PFHpAND—Below MRL2025-09-24
PFPeAND—Below MRL2025-09-24
NEtFOSAAND—Below MRL2025-09-24
PFPeSND—Below MRL2025-09-24
lithiumND—Below MRL2025-09-24
PFTrDAND—Below MRL2025-09-24
NMeFOSAAND—Below MRL2025-09-24
PFHxSND10Below MRL2025-09-24
PFNAND10Below MRL2025-09-24
9Cl-PF3ONSND—Below MRL2025-09-24
PFOAND4Below MRL2025-03-06
PFDAND—Below MRL2025-09-24
PFDoAND—Below MRL2025-09-24
PFHxAND—Below MRL2025-09-24
PFUnAND—Below MRL2025-09-24
PFOAND4Below MRL2025-09-24
9Cl-PF3ONSND—Below MRL2025-09-24
PFTAND—Below MRL2025-09-24
11Cl-PF3OUdSND—Below MRL2025-09-24
PFBSND—Below MRL2025-03-18
PFHxAND—Below MRL2025-03-18
PFDoAND—Below MRL2025-03-18
PFDAND—Below MRL2025-03-18
PFOAND4Below MRL2025-03-18
PFOSND4Below MRL2025-03-18
PFNAND10Below MRL2025-03-18
PFHpAND—Below MRL2025-03-18
NMeFOSAAND—Below MRL2025-03-18
PFUnAND—Below MRL2025-03-18
PFMBAND—Below MRL2025-03-18
NEtFOSAAND—Below MRL2025-03-18
PFTrDAND—Below MRL2025-03-18
PFHxSND10Below MRL2025-03-18
11Cl-PF3OUdSND—Below MRL2025-03-18
9Cl-PF3ONSND—Below MRL2025-03-18
HFPO-DAND10Below MRL2025-03-18
6:2 FTSND—Below MRL2025-03-18
4:2 FTSND—Below MRL2025-03-18
8:2 FTSND—Below MRL2025-03-18
PFPeAND—Below MRL2025-03-18
PFEESAND—Below MRL2025-03-18
NFDHAND—Below MRL2025-03-18
PFPeSND—Below MRL2025-03-18
PFHpSND—Below MRL2025-03-18
PFTAND—Below MRL2025-03-18
ADONAND—Below MRL2025-03-18
PFMPAND—Below MRL2025-03-18
PFBAND—Below MRL2025-03-18
lithiumND—Below MRL2025-03-18
PFBSND—Below MRL2025-09-24
PFHxAND—Below MRL2025-09-24
PFDoAND—Below MRL2025-09-24
PFDAND—Below MRL2025-09-24
PFOAND4Below MRL2025-09-24
PFUnAND—Below MRL2025-09-24
PFHpAND—Below MRL2025-09-24
PFTrDAND—Below MRL2025-09-24
PFTAND—Below MRL2025-09-24
NMeFOSAAND—Below MRL2025-09-24
NEtFOSAAND—Below MRL2025-09-24
PFPeSND—Below MRL2025-09-24
PFNAND10Below MRL2025-09-24
8:2 FTSND—Below MRL2025-09-24
lithiumND—Below MRL2025-09-24
PFHxSND10Below MRL2025-09-24
11Cl-PF3OUdSND—Below MRL2025-09-24
PFEESAND—Below MRL2025-09-24
PFMBAND—Below MRL2025-09-24
PFMPAND—Below MRL2025-09-24
NFDHAND—Below MRL2025-09-24
PFHpSND—Below MRL2025-09-24
4:2 FTSND—Below MRL2025-09-24
6:2 FTSND—Below MRL2025-09-24
PFBAND—Below MRL2025-09-24
HFPO-DAND10Below MRL2025-09-24
ADONAND—Below MRL2025-09-24
PFOS5.54Exceeds2025-09-24
PFOS4.24Exceeds2025-09-24

Next steps