KING COUNTY WATER DISTRICT #45

PWSID: WA5339700 · Seattle, WA · Serving 4,398 people

Type: CWSOwner: LSource: SW

Compliant

All PFAS compounds below EPA Maximum Contaminant Levels.

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

Exact contamination levels

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PFAS compounds detected

N/A ppt

Highest single detection

Highest detection

Pro feature

N/A

Latest sample date

pending

Data completeness

Next steps