CHEHALIS TRIBAL HOUSING

PWSID: 105300027 · OAKVILLE, WA · Serving 620 people

Type: CWSOwner: NSource: GW

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

Violation history(4 violations, 4 open)

Monitoring & Reporting - PFOA(PFOA)

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFHxS(PFHxS)

2025-07-01 · Open · Tier 3

Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFHxA(PFHxA)

2025-07-01 · Open · Tier 3

Violation details

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