PFAS Comply

PORT OF SEATTLE/SEATAC AIRPORT

PWSID: WA5303182 · Seattle, WA · Serving 49,483 people

Type: NTNCWSOwner: 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
2023-09-12
Latest sample date
partial
Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5)

ContaminantResult (ppt)MCL (ppt)StatusSample date
lithiumND—Below MRL2023-08-22
6:2 FTSND—Below MRL2023-09-12
PFDoAND—Below MRL2023-09-12
PFBAND—Below MRL2023-09-12
11Cl-PF3OUdSND—Below MRL2023-09-12
PFUnAND—Below MRL2023-09-12
PFHxAND—Below MRL2023-09-12
PFDAND—Below MRL2023-09-12
PFOAND4Below MRL2023-09-12
PFOSND4Below MRL2023-09-12
PFNAND10Below MRL2023-09-12
PFHxSND10Below MRL2023-09-12
PFBSND—Below MRL2023-09-12
4:2 FTSND—Below MRL2023-09-12
PFHpAND—Below MRL2023-09-12
PFHpSND—Below MRL2023-09-12
PFTAND—Below MRL2023-09-12
NMeFOSAAND—Below MRL2023-09-12
PFTrDAND—Below MRL2023-09-12
NEtFOSAAND—Below MRL2023-09-12
lithiumND—Below MRL2023-09-12
HFPO-DAND10Below MRL2023-09-12
9Cl-PF3ONSND—Below MRL2023-09-12
8:2 FTSND—Below MRL2023-09-12
PFPeSND—Below MRL2023-09-12
NFDHAND—Below MRL2023-09-12
PFEESAND—Below MRL2023-09-12
PFMBAND—Below MRL2023-09-12
PFPeAND—Below MRL2023-09-12
PFMPAND—Below MRL2023-09-12
ADONAND—Below MRL2023-09-12
PFMPAND—Below MRL2023-12-13
PFBAND—Below MRL2023-12-13
PFBSND—Below MRL2023-12-13
PFHpAND—Below MRL2023-12-13
PFHxSND10Below MRL2023-12-13
PFNAND10Below MRL2023-12-13
PFOSND4Below 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
9Cl-PF3ONSND—Below MRL2023-12-13
PFMBAND—Below MRL2023-12-13
HFPO-DAND10Below MRL2023-12-13
NMeFOSAAND—Below MRL2023-12-13
6:2 FTSND—Below MRL2023-12-13
4:2 FTSND—Below MRL2023-12-13
8:2 FTSND—Below MRL2023-12-13
PFPeAND—Below MRL2023-12-13
PFEESAND—Below MRL2023-12-13
NFDHAND—Below MRL2023-12-13
PFPeSND—Below MRL2023-12-13
PFHpSND—Below MRL2023-12-13
lithiumND—Below MRL2023-12-13
PFTAND—Below MRL2023-12-13
PFTrDAND—Below MRL2023-12-13
NEtFOSAAND—Below MRL2023-12-13
ADONAND—Below MRL2023-12-13
ADONAND—Below MRL2024-03-27
PFUnAND—Below MRL2024-03-27
PFTAND—Below MRL2024-03-27
PFTrDAND—Below MRL2024-03-27
NEtFOSAAND—Below MRL2024-03-27
PFBSND—Below MRL2024-03-27
PFHpAND—Below MRL2024-03-27
PFHxSND10Below MRL2024-03-27
PFNAND10Below MRL2024-03-27
PFOSND4Below MRL2024-03-27
PFOAND4Below MRL2024-03-27
PFDAND—Below MRL2024-03-27
PFHxAND—Below MRL2024-03-27
NMeFOSAAND—Below MRL2024-03-27
9Cl-PF3ONSND—Below MRL2024-03-27
lithiumND—Below MRL2024-03-27
HFPO-DAND10Below MRL2024-03-27
PFBAND—Below MRL2024-03-27
6:2 FTSND—Below MRL2024-03-27
4:2 FTSND—Below MRL2024-03-27
8:2 FTSND—Below MRL2024-03-27
PFMPAND—Below MRL2024-03-27
PFPeAND—Below MRL2024-03-27
PFMBAND—Below MRL2024-03-27
PFEESAND—Below MRL2024-03-27
NFDHAND—Below MRL2024-03-27
PFPeSND—Below MRL2024-03-27
PFHpSND—Below MRL2024-03-27
11Cl-PF3OUdSND—Below MRL2024-03-27
PFDoAND—Below MRL2024-03-27

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