PFAS Comply

COASTSIDE COUNTY WATER DISTRICT

PWSID: CA4110011 · HALF MOON BAY, CA · Serving 18,940 people

Type: CWSOwner: LSource: SW
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
2024-09-11
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
PFHpSND—Below MRL2024-03-20
8:2 FTSND—Below MRL2024-03-20
PFBAND—Below MRL2024-03-20
6:2 FTSND—Below MRL2024-03-20
PFMPAND—Below MRL2024-03-20
PFPeAND—Below MRL2024-03-20
PFMBAND—Below MRL2024-03-20
PFEESAND—Below MRL2024-03-20
PFPeSND—Below MRL2024-03-20
PFTrDAND—Below MRL2024-03-20
PFTAND—Below MRL2024-03-20
lithiumND—Below MRL2024-03-20
ADONAND—Below MRL2024-03-20
NEtFOSAAND—Below MRL2024-03-20
NFDHAND—Below MRL2024-03-20
PFHxSND10Below MRL2024-03-20
HFPO-DAND10Below MRL2024-03-20
4:2 FTSND—Below MRL2024-03-20
NMeFOSAAND—Below MRL2024-03-20
PFHpAND—Below MRL2024-03-20
PFNAND10Below MRL2024-03-20
PFOSND4Below MRL2024-03-20
PFOAND4Below MRL2024-03-20
PFDAND—Below MRL2024-03-20
PFDoAND—Below MRL2024-03-20
PFHxAND—Below MRL2024-03-20
PFUnAND—Below MRL2024-03-20
11Cl-PF3OUdSND—Below MRL2024-03-20
9Cl-PF3ONSND—Below MRL2024-03-20
PFBSND—Below MRL2024-03-20
PFHpAND—Below MRL2024-07-10
11Cl-PF3OUdSND—Below MRL2024-07-10
4:2 FTSND—Below MRL2024-07-10
6:2 FTSND—Below MRL2024-07-10
HFPO-DAND10Below MRL2024-07-10
ADONAND—Below MRL2024-07-10
9Cl-PF3ONSND—Below MRL2024-07-10
PFUnAND—Below MRL2024-07-10
PFHxAND—Below MRL2024-07-10
PFDoAND—Below MRL2024-07-10
PFDAND—Below MRL2024-07-10
PFOAND4Below MRL2024-07-10
PFHxSND10Below MRL2024-07-10
NEtFOSAAND—Below MRL2024-07-10
PFBSND—Below MRL2024-07-10
PFNAND10Below MRL2024-07-10
PFEESAND—Below MRL2024-07-10
PFOSND4Below MRL2024-07-10
lithiumND—Below MRL2024-07-10
PFBAND—Below MRL2024-07-10
PFHpSND—Below MRL2024-07-10
PFMBAND—Below MRL2024-07-10
NFDHAND—Below MRL2024-07-10
8:2 FTSND—Below MRL2024-07-10
PFTAND—Below MRL2024-07-10
PFTrDAND—Below MRL2024-07-10
NMeFOSAAND—Below MRL2024-07-10
PFPeAND—Below MRL2024-07-10
PFMPAND—Below MRL2024-07-10
PFPeSND—Below MRL2024-07-10
PFNAND10Below MRL2024-09-11
PFPeSND—Below MRL2024-09-11
PFHpSND—Below MRL2024-09-11
PFHpAND—Below MRL2024-09-11
lithiumND—Below MRL2024-09-11
NFDHAND—Below MRL2024-09-11
PFOAND4Below MRL2024-09-11
PFTAND—Below MRL2024-09-11
PFTrDAND—Below MRL2024-09-11
NEtFOSAAND—Below MRL2024-09-11
PFBSND—Below MRL2024-09-11
PFHxSND10Below MRL2024-09-11
PFOSND4Below MRL2024-09-11
PFDAND—Below MRL2024-09-11
PFDoAND—Below MRL2024-09-11
PFHxAND—Below MRL2024-09-11
PFMBAND—Below MRL2024-09-11
NMeFOSAAND—Below MRL2024-09-11
PFEESAND—Below MRL2024-09-11
PFUnAND—Below MRL2024-09-11
PFPeAND—Below MRL2024-09-11
PFMPAND—Below MRL2024-09-11
8:2 FTSND—Below MRL2024-09-11
4:2 FTSND—Below MRL2024-09-11
6:2 FTSND—Below MRL2024-09-11
PFBAND—Below MRL2024-09-11
HFPO-DAND10Below MRL2024-09-11
ADONAND—Below MRL2024-09-11
9Cl-PF3ONSND—Below MRL2024-09-11
11Cl-PF3OUdSND—Below MRL2024-09-11
NFDHAND—Below MRL2024-12-18
PFPeAND—Below MRL2024-12-18
PFMBAND—Below MRL2024-12-18
PFEESAND—Below MRL2024-12-18
PFPeSND—Below MRL2024-12-18
PFHpSND—Below MRL2024-12-18
PFBSND—Below MRL2024-12-18
PFHpAND—Below MRL2024-12-18
lithiumND—Below MRL2024-12-18
PFNAND10Below MRL2024-12-18
PFMPAND—Below MRL2024-12-18
PFTAND—Below MRL2025-01-08
9Cl-PF3ONSND—Below MRL2024-12-18
PFHxSND10Below MRL2024-12-18
PFDoAND—Below MRL2024-12-18
NMeFOSAAND—Below MRL2025-01-08
HFPO-DAND10Below MRL2024-12-18
8:2 FTSND—Below MRL2024-12-18
PFTrDAND—Below MRL2025-01-08
PFOSND4Below MRL2024-12-18
PFDAND—Below MRL2024-12-18
NEtFOSAAND—Below MRL2025-01-08
PFHxAND—Below MRL2024-12-18
PFUnAND—Below MRL2024-12-18
11Cl-PF3OUdSND—Below MRL2024-12-18
ADONAND—Below MRL2024-12-18
PFBAND—Below MRL2024-12-18
6:2 FTSND—Below MRL2024-12-18
4:2 FTSND—Below MRL2024-12-18
PFOAND4Below MRL2024-12-18
PFMBAND—Below MRL2024-03-20
PFDAND—Below MRL2024-03-20
PFPeAND—Below MRL2024-03-20
PFEESAND—Below MRL2024-03-20
NFDHAND—Below MRL2024-03-20
PFPeSND—Below MRL2024-03-20
PFOAND4Below MRL2024-03-20
PFDoAND—Below MRL2024-03-20
PFHxAND—Below MRL2024-03-20
PFUnAND—Below MRL2024-03-20
11Cl-PF3OUdSND—Below MRL2024-03-20
9Cl-PF3ONSND—Below MRL2024-03-20
HFPO-DAND10Below MRL2024-03-20
PFHpSND—Below MRL2024-03-20
PFMPAND—Below MRL2024-03-20
ADONAND—Below MRL2024-03-20
PFNAND10Below MRL2024-03-20
PFBSND—Below MRL2024-03-20
8:2 FTSND—Below MRL2024-03-20
PFHxSND10Below MRL2024-03-20
lithiumND—Below MRL2024-03-20
PFTAND—Below MRL2024-03-20
PFTrDAND—Below MRL2024-03-20
NEtFOSAAND—Below MRL2024-03-20
NMeFOSAAND—Below MRL2024-03-20
PFOSND4Below MRL2024-03-20
PFBAND—Below MRL2024-03-20
6:2 FTSND—Below MRL2024-03-20
4:2 FTSND—Below MRL2024-03-20
PFHpAND—Below MRL2024-03-20
PFBAND—Below MRL2024-07-10
HFPO-DAND10Below MRL2024-07-10
ADONAND—Below MRL2024-07-10
9Cl-PF3ONSND—Below MRL2024-07-10
PFUnAND—Below MRL2024-07-10
PFDoAND—Below MRL2024-07-10
PFDAND—Below MRL2024-07-10
PFOAND4Below MRL2024-07-10
PFOSND4Below MRL2024-07-10
PFNAND10Below MRL2024-07-10
6:2 FTSND—Below MRL2024-07-10
PFHpAND—Below MRL2024-07-10
PFHpSND—Below MRL2024-07-10
PFHxSND10Below MRL2024-07-10
4:2 FTSND—Below MRL2024-07-10
8:2 FTSND—Below MRL2024-07-10
PFMPAND—Below MRL2024-07-10
PFPeAND—Below MRL2024-07-10
PFMBAND—Below MRL2024-07-10
PFEESAND—Below MRL2024-07-10
PFHxAND—Below MRL2024-07-10
PFPeSND—Below MRL2024-07-10
PFTAND—Below MRL2024-07-10
PFTrDAND—Below MRL2024-07-10
NEtFOSAAND—Below MRL2024-07-10
NMeFOSAAND—Below MRL2024-07-10
lithiumND—Below MRL2024-07-10
PFBSND—Below MRL2024-07-10
NFDHAND—Below MRL2024-07-10
11Cl-PF3OUdSND—Below MRL2024-07-10
PFHxAND—Below MRL2024-09-11
PFMBAND—Below MRL2024-09-11
PFPeAND—Below MRL2024-09-11
PFMPAND—Below MRL2024-09-11
8:2 FTSND—Below MRL2024-09-11
4:2 FTSND—Below MRL2024-09-11
6:2 FTSND—Below MRL2024-09-11
PFBAND—Below MRL2024-09-11
HFPO-DAND10Below MRL2024-09-11
ADONAND—Below MRL2024-09-11
9Cl-PF3ONSND—Below MRL2024-09-11
PFEESAND—Below MRL2024-09-11
PFUnAND—Below MRL2024-09-11
PFTAND—Below MRL2024-09-11
PFDoAND—Below MRL2024-09-11
PFDAND—Below MRL2024-09-11
PFOAND4Below MRL2024-09-11
PFOSND4Below MRL2024-09-11
PFTrDAND—Below MRL2024-09-11
NMeFOSAAND—Below MRL2024-09-11
PFNAND10Below MRL2024-09-11
PFHxSND10Below MRL2024-09-11
PFHpAND—Below MRL2024-09-11
PFBSND—Below MRL2024-09-11
lithiumND—Below MRL2024-09-11
11Cl-PF3OUdSND—Below MRL2024-09-11
PFPeSND—Below MRL2024-09-11
PFHpSND—Below MRL2024-09-11
NEtFOSAAND—Below MRL2024-09-11
NFDHAND—Below MRL2024-09-11
lithiumND—Below MRL2025-04-02
9Cl-PF3ONSND—Below MRL2025-04-02
11Cl-PF3OUdSND—Below MRL2025-04-02
PFUnAND—Below MRL2025-04-02
PFHxAND—Below MRL2025-04-02
PFTAND—Below MRL2025-04-02
PFTrDAND—Below MRL2025-04-02
ADONAND—Below MRL2025-04-02
NMeFOSAAND—Below MRL2025-04-02
PFDAND—Below MRL2025-04-02
PFDoAND—Below MRL2025-04-02
PFNAND10Below MRL2025-04-02
PFOAND4Below MRL2025-04-02
NEtFOSAAND—Below MRL2025-04-02
PFHpSND—Below MRL2025-04-02
PFOSND4Below MRL2025-04-02
HFPO-DAND10Below MRL2025-04-02
PFBSND—Below MRL2025-04-02
PFHpAND—Below MRL2025-04-02
PFHxSND10Below MRL2025-04-02
PFPeSND—Below MRL2025-04-02
NFDHAND—Below MRL2025-04-02
PFEESAND—Below MRL2025-04-02
PFPeAND—Below MRL2025-04-02
PFMPAND—Below MRL2025-04-02
8:2 FTSND—Below MRL2025-04-02
4:2 FTSND—Below MRL2025-04-02
PFMBAND—Below MRL2025-04-02
PFBAND—Below MRL2025-04-02
6:2 FTSND—Below MRL2025-04-02

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