PFAS Comply

Columbia Valley Water District

PWSID: WA5366110 · Maple Falls, WA · Serving 2,648 people

Type: CWSOwner: LSource: GW
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

0
PFAS compounds detected
N/A ppt
Highest single detection
2024-07-22
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFHxAND—Below MRL2024-01-09
lithiumND—Below MRL2024-01-09
PFDoAND—Below MRL2024-01-09
NEtFOSAAND—Below MRL2024-01-09
PFTrDAND—Below MRL2024-01-09
PFTAND—Below MRL2024-01-09
PFHpSND—Below MRL2024-01-09
PFPeSND—Below MRL2024-01-09
NFDHAND—Below MRL2024-01-09
PFEESAND—Below MRL2024-01-09
PFMBAND—Below MRL2024-01-09
PFPeAND—Below MRL2024-01-09
PFBAND—Below MRL2024-01-09
HFPO-DAND10Below MRL2024-01-09
NMeFOSAAND—Below MRL2024-01-09
11Cl-PF3OUdSND—Below MRL2024-01-09
ADONAND—Below MRL2024-01-09
PFDAND—Below MRL2024-01-09
PFOAND4Below MRL2024-01-09
PFOSND4Below MRL2024-01-09
PFMPAND—Below MRL2024-01-09
8:2 FTSND—Below MRL2024-01-09
4:2 FTSND—Below MRL2024-01-09
6:2 FTSND—Below MRL2024-01-09
PFNAND10Below MRL2024-01-09
PFHxSND10Below MRL2024-01-09
PFHpAND—Below MRL2024-01-09
PFBSND—Below MRL2024-01-09
9Cl-PF3ONSND—Below MRL2024-01-09
PFUnAND—Below MRL2024-01-09
9Cl-PF3ONSND—Below MRL2024-07-22
8:2 FTSND—Below MRL2024-07-22
4:2 FTSND—Below MRL2024-07-22
6:2 FTSND—Below MRL2024-07-22
PFBAND—Below MRL2024-07-22
PFPeAND—Below MRL2024-07-22
ADONAND—Below MRL2024-07-22
PFMBAND—Below MRL2024-07-22
11Cl-PF3OUdSND—Below MRL2024-07-22
PFUnAND—Below MRL2024-07-22
PFHxAND—Below MRL2024-07-22
PFDoAND—Below MRL2024-07-22
PFDAND—Below MRL2024-07-22
lithiumND—Below MRL2024-07-22
HFPO-DAND10Below MRL2024-07-22
PFHxSND10Below MRL2024-07-22
PFTrDAND—Below MRL2024-07-22
NMeFOSAAND—Below MRL2024-07-22
PFTAND—Below MRL2024-07-22
PFOAND4Below MRL2024-07-22
PFMPAND—Below MRL2024-07-22
PFNAND10Below MRL2024-07-22
NEtFOSAAND—Below MRL2024-07-22
PFHpAND—Below MRL2024-07-22
PFBSND—Below MRL2024-07-22
PFHpSND—Below MRL2024-07-22
PFPeSND—Below MRL2024-07-22
NFDHAND—Below MRL2024-07-22
PFEESAND—Below MRL2024-07-22
PFOSND4Below MRL2024-07-22
PFHpSND—Below MRL2024-01-09
PFOAND4Below MRL2024-01-09
lithiumND—Below MRL2024-01-09
PFHpAND—Below MRL2024-01-09
PFHxSND10Below MRL2024-01-09
PFNAND10Below MRL2024-01-09
HFPO-DAND10Below MRL2024-01-09
PFBAND—Below MRL2024-01-09
6:2 FTSND—Below MRL2024-01-09
4:2 FTSND—Below MRL2024-01-09
PFTAND—Below MRL2024-01-09
PFTrDAND—Below MRL2024-01-09
NEtFOSAAND—Below MRL2024-01-09
NMeFOSAAND—Below MRL2024-01-09
8:2 FTSND—Below MRL2024-01-09
ADONAND—Below MRL2024-01-09
PFMPAND—Below MRL2024-01-09
PFDAND—Below MRL2024-01-09
PFDoAND—Below MRL2024-01-09
PFUnAND—Below MRL2024-01-09
11Cl-PF3OUdSND—Below MRL2024-01-09
9Cl-PF3ONSND—Below MRL2024-01-09
PFHxAND—Below MRL2024-01-09
PFPeSND—Below MRL2024-01-09
NFDHAND—Below MRL2024-01-09
PFEESAND—Below MRL2024-01-09
PFMBAND—Below MRL2024-01-09
PFPeAND—Below MRL2024-01-09
PFBSND—Below MRL2024-01-09
PFOSND4Below MRL2024-01-09
8:2 FTSND—Below MRL2024-07-22
PFTrDAND—Below MRL2024-07-22
NEtFOSAAND—Below MRL2024-07-22
NMeFOSAAND—Below MRL2024-07-22
PFDAND—Below MRL2024-07-22
PFDoAND—Below MRL2024-07-22
PFHxAND—Below MRL2024-07-22
PFUnAND—Below MRL2024-07-22
11Cl-PF3OUdSND—Below MRL2024-07-22
9Cl-PF3ONSND—Below MRL2024-07-22
ADONAND—Below MRL2024-07-22
HFPO-DAND10Below MRL2024-07-22
PFBAND—Below MRL2024-07-22
PFTAND—Below MRL2024-07-22
4:2 FTSND—Below MRL2024-07-22
PFNAND10Below MRL2024-07-22
PFMPAND—Below MRL2024-07-22
PFPeAND—Below MRL2024-07-22
PFMBAND—Below MRL2024-07-22
PFEESAND—Below MRL2024-07-22
NFDHAND—Below MRL2024-07-22
PFPeSND—Below MRL2024-07-22
PFHpSND—Below MRL2024-07-22
lithiumND—Below MRL2024-07-22
PFBSND—Below MRL2024-07-22
PFHpAND—Below MRL2024-07-22
PFHxSND10Below MRL2024-07-22
PFOSND4Below MRL2024-07-22
6:2 FTSND—Below MRL2024-07-22
PFOAND4Below MRL2024-07-22
PFPeSND—Below MRL2024-01-09
NFDHAND—Below MRL2024-01-09
PFEESAND—Below MRL2024-01-09
PFMBAND—Below MRL2024-01-09
PFPeAND—Below MRL2024-01-09
PFMPAND—Below MRL2024-01-09
8:2 FTSND—Below MRL2024-01-09
4:2 FTSND—Below MRL2024-01-09
6:2 FTSND—Below MRL2024-01-09
PFBAND—Below MRL2024-01-09
PFOSND4Below MRL2024-01-09
PFHxSND10Below MRL2024-01-09
PFHpSND—Below MRL2024-01-09
9Cl-PF3ONSND—Below MRL2024-01-09
PFNAND10Below MRL2024-01-09
PFUnAND—Below MRL2024-01-09
PFHxAND—Below MRL2024-01-09
PFDoAND—Below MRL2024-01-09
PFDAND—Below MRL2024-01-09
PFOAND4Below MRL2024-01-09
11Cl-PF3OUdSND—Below MRL2024-01-09
PFHpAND—Below MRL2024-01-09
PFBSND—Below MRL2024-01-09
PFTrDAND—Below MRL2024-01-09
NEtFOSAAND—Below MRL2024-01-09
NMeFOSAAND—Below MRL2024-01-09
PFTAND—Below MRL2024-01-09
ADONAND—Below MRL2024-01-09
HFPO-DAND10Below MRL2024-01-09
lithiumND—Below MRL2024-01-09
PFOAND4Below MRL2024-07-22
PFMBAND—Below MRL2024-07-22
PFPeAND—Below MRL2024-07-22
PFTAND—Below MRL2024-07-22
PFTrDAND—Below MRL2024-07-22
NEtFOSAAND—Below MRL2024-07-22
NMeFOSAAND—Below MRL2024-07-22
PFBSND—Below MRL2024-07-22
PFHpAND—Below MRL2024-07-22
PFHxSND10Below MRL2024-07-22
NFDHAND—Below MRL2024-07-22
PFOSND4Below MRL2024-07-22
PFPeSND—Below MRL2024-07-22
PFDAND—Below MRL2024-07-22
PFDoAND—Below MRL2024-07-22
PFHxAND—Below MRL2024-07-22
PFUnAND—Below MRL2024-07-22
11Cl-PF3OUdSND—Below MRL2024-07-22
9Cl-PF3ONSND—Below MRL2024-07-22
ADONAND—Below MRL2024-07-22
HFPO-DAND10Below MRL2024-07-22
PFBAND—Below MRL2024-07-22
6:2 FTSND—Below MRL2024-07-22
4:2 FTSND—Below MRL2024-07-22
8:2 FTSND—Below MRL2024-07-22
PFNAND10Below MRL2024-07-22
lithiumND—Below MRL2024-07-22
PFMPAND—Below MRL2024-07-22
PFHpSND—Below MRL2024-07-22
PFEESAND—Below MRL2024-07-22

Next steps