PFAS Comply

PUD #1 OF ASOTIN COUNTY

PWSID: WA5393343 · Clarkston, WA · Serving 21,930 people

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

All PFAS compounds below EPA Maximum Contaminant Levels.

Key contaminants vs MCL

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

Detection summary

1
PFAS compounds detected
43800 ppt
Highest single detection
2025-04-07
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFHpSND—Below MRL2025-04-07
HFPO-DAND10Below MRL2024-12-12
PFBAND—Below MRL2024-12-12
6:2 FTSND—Below MRL2024-12-12
4:2 FTSND—Below MRL2024-12-12
8:2 FTSND—Below MRL2024-12-12
PFHpSND—Below MRL2024-12-12
PFMPAND—Below MRL2024-12-12
PFPeSND—Below MRL2024-12-12
PFMBAND—Below MRL2024-12-12
NFDHAND—Below MRL2024-12-12
ADONAND—Below MRL2024-12-12
PFBSND—Below MRL2024-12-12
PFPeAND—Below MRL2024-12-12
9Cl-PF3ONSND—Below MRL2024-12-12
11Cl-PF3OUdSND—Below MRL2024-12-12
PFUnAND—Below MRL2024-12-12
PFHxAND—Below MRL2024-12-12
PFDoAND—Below MRL2024-12-12
PFOAND4Below MRL2024-12-12
PFNAND10Below MRL2024-12-12
PFHpAND—Below MRL2024-12-12
PFPeAND—Below MRL2025-04-07
PFMBAND—Below MRL2025-04-07
PFEESAND—Below MRL2025-04-07
NFDHAND—Below MRL2025-04-07
PFPeSND—Below MRL2025-04-07
PFEESAND—Below MRL2024-12-12
NMeFOSAAND—Below MRL2024-12-12
NEtFOSAAND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
PFTAND—Below MRL2024-12-12
PFOSND4Below MRL2024-12-12
PFHxSND10Below MRL2024-12-12
PFDAND—Below MRL2024-12-12
11Cl-PF3OUdSND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
NEtFOSAAND—Below MRL2024-12-12
NMeFOSAAND—Below MRL2024-12-12
PFBSND—Below MRL2024-12-12
PFHpAND—Below MRL2024-12-12
PFHxSND10Below MRL2024-12-12
PFNAND10Below MRL2024-12-12
PFOSND4Below MRL2024-12-12
PFOAND4Below MRL2024-12-12
PFDAND—Below MRL2024-12-12
PFDoAND—Below MRL2024-12-12
PFTAND—Below MRL2024-12-12
PFUnAND—Below MRL2024-12-12
PFPeAND—Below MRL2024-12-12
9Cl-PF3ONSND—Below MRL2024-12-12
ADONAND—Below MRL2024-12-12
HFPO-DAND10Below MRL2024-12-12
PFBAND—Below MRL2024-12-12
6:2 FTSND—Below MRL2024-12-12
4:2 FTSND—Below MRL2024-12-12
8:2 FTSND—Below MRL2024-12-12
PFMPAND—Below MRL2024-12-12
PFMBAND—Below MRL2024-12-12
NFDHAND—Below MRL2024-12-12
PFPeSND—Below MRL2024-12-12
PFHpSND—Below MRL2024-12-12
PFHxAND—Below MRL2024-12-12
PFEESAND—Below MRL2024-12-12
PFEESAND—Below MRL2024-12-12
PFBSND—Below MRL2024-12-12
PFHpAND—Below MRL2024-12-12
PFHxSND10Below MRL2024-12-12
PFNAND10Below MRL2024-12-12
PFOSND4Below MRL2024-12-12
NMeFOSAAND—Below MRL2024-12-12
NEtFOSAAND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
PFTAND—Below MRL2024-12-12
PFHpSND—Below MRL2024-12-12
NFDHAND—Below MRL2024-12-12
PFMBAND—Below MRL2024-12-12
PFPeAND—Below MRL2024-12-12
9Cl-PF3ONSND—Below MRL2024-12-12
PFOAND4Below MRL2024-12-12
PFDAND—Below MRL2024-12-12
PFDoAND—Below MRL2024-12-12
PFHxAND—Below MRL2024-12-12
PFPeSND—Below MRL2024-12-12
11Cl-PF3OUdSND—Below MRL2024-12-12
PFMPAND—Below MRL2024-12-12
ADONAND—Below MRL2024-12-12
HFPO-DAND10Below MRL2024-12-12
PFBAND—Below MRL2024-12-12
6:2 FTSND—Below MRL2024-12-12
4:2 FTSND—Below MRL2024-12-12
8:2 FTSND—Below MRL2024-12-12
PFUnAND—Below MRL2024-12-12
4:2 FTSND—Below MRL2024-12-12
PFHpAND—Below MRL2024-12-12
PFHxSND10Below MRL2024-12-12
PFNAND10Below MRL2024-12-12
PFOSND4Below MRL2024-12-12
PFOAND4Below MRL2024-12-12
PFDAND—Below MRL2024-12-12
PFDoAND—Below MRL2024-12-12
PFHxAND—Below MRL2024-12-12
11Cl-PF3OUdSND—Below MRL2024-12-12
ADONAND—Below MRL2024-12-12
HFPO-DAND10Below MRL2024-12-12
PFBSND—Below MRL2024-12-12
6:2 FTSND—Below MRL2024-12-12
PFUnAND—Below MRL2024-12-12
8:2 FTSND—Below MRL2024-12-12
PFMPAND—Below MRL2024-12-12
PFPeAND—Below MRL2024-12-12
PFMBAND—Below MRL2024-12-12
PFEESAND—Below MRL2024-12-12
NFDHAND—Below MRL2024-12-12
PFPeSND—Below MRL2024-12-12
PFHpSND—Below MRL2024-12-12
PFTAND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
NEtFOSAAND—Below MRL2024-12-12
NMeFOSAAND—Below MRL2024-12-12
PFBAND—Below MRL2024-12-12
9Cl-PF3ONSND—Below MRL2024-12-12
PFEESAND—Below MRL2024-12-12
PFBAND—Below MRL2024-12-12
6:2 FTSND—Below MRL2024-12-12
4:2 FTSND—Below MRL2024-12-12
8:2 FTSND—Below MRL2024-12-12
PFMPAND—Below MRL2024-12-12
HFPO-DAND10Below MRL2024-12-12
PFMBAND—Below MRL2024-12-12
NFDHAND—Below MRL2024-12-12
PFHpAND—Below MRL2024-12-12
PFPeSND—Below MRL2024-12-12
PFTAND—Below MRL2024-12-12
PFTrDAND—Below MRL2024-12-12
NMeFOSAAND—Below MRL2024-12-12
PFPeAND—Below MRL2024-12-12
PFOSND4Below MRL2024-12-12
PFHpSND—Below MRL2024-12-12
ADONAND—Below MRL2024-12-12
PFBSND—Below MRL2024-12-12
PFNAND10Below MRL2024-12-12
PFOAND4Below MRL2024-12-12
PFDAND—Below MRL2024-12-12
PFHxAND—Below MRL2024-12-12
PFUnAND—Below MRL2024-12-12
NEtFOSAAND—Below MRL2024-12-12
11Cl-PF3OUdSND—Below MRL2024-12-12
PFDoAND—Below MRL2024-12-12
PFHxSND10Below MRL2024-12-12
9Cl-PF3ONSND—Below MRL2024-12-12
HFPO-DAND10Below MRL2025-04-07
PFDoAND—Below MRL2025-04-07
PFHxAND—Below MRL2025-04-07
PFUnAND—Below MRL2025-04-07
11Cl-PF3OUdSND—Below MRL2025-04-07
9Cl-PF3ONSND—Below MRL2025-04-07
ADONAND—Below MRL2025-04-07
PFDAND—Below MRL2025-04-07
PFBAND—Below MRL2025-04-07
PFTrDAND—Below MRL2025-04-28
6:2 FTSND—Below MRL2025-04-07
PFOAND4Below MRL2025-04-07
PFOSND4Below MRL2025-04-07
PFNAND10Below MRL2025-04-07
PFHxSND10Below MRL2025-04-07
PFHpAND—Below MRL2025-04-07
PFBSND—Below MRL2025-04-07
NEtFOSAAND—Below MRL2025-04-28
PFTAND—Below MRL2025-04-28
PFMPAND—Below MRL2025-04-07
8:2 FTSND—Below MRL2025-04-07
NMeFOSAAND—Below MRL2025-04-28
4:2 FTSND—Below MRL2025-04-07
lithium43800—2024-12-12
lithium33500—2024-12-12
lithium31400—2025-04-07
lithium26600—2024-12-12
lithium22800—2024-12-12
lithium19600—2024-12-12

Next steps