MARSHALL WATER SYSTEM

PWSID: AK2270273 · MARSHALL, AK · Serving 308 people

Type: CWSOwner: NSource: 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

Exact contamination levels

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Detection summary

PFAS compounds detected

N/A ppt

Highest single detection

Highest detection

Pro feature

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N/A

Latest sample date

pending

Data completeness

Violation history(20 violations, 20 open)

Monitoring & Reporting - PFHxA(PFHxA)

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFHxS(PFHxS)

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFBS(PFBS)

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFOS(PFOS)

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFNA(PFNA)

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFOA(PFOA)

2025-07-01 · Open · Tier 3

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

2025-07-01 · Open · Tier 3

Monitoring & Reporting - PFBS(PFBS)

2025-04-01 · Open · Tier 3

Monitoring & Reporting - PFOS(PFOS)

2025-04-01 · Open · Tier 3

Monitoring & Reporting - PFHxS(PFHxS)

2025-04-01 · Open · Tier 3

Monitoring & Reporting - PFOA(PFOA)

2025-04-01 · Open · Tier 3

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

2025-04-01 · Open · Tier 3

Monitoring & Reporting - PFNA(PFNA)

2025-04-01 · Open · Tier 3

Monitoring & Reporting - PFHxA(PFHxA)

2025-04-01 · Open · Tier 3

Monitoring & Reporting - PFHxS(PFHxS)

2025-01-01 · Open · Tier 3

Monitoring & Reporting - PFNA(PFNA)

2025-01-01 · Open · Tier 3

Monitoring & Reporting - PFOA(PFOA)

2025-01-01 · Open · Tier 3

Monitoring & Reporting - PFOS(PFOS)

2025-01-01 · Open · Tier 3

Monitoring & Reporting - PFBS(PFBS)

2025-01-01 · Open · Tier 3

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

2025-01-01 · Open · Tier 3

Violation details

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MARSHALL WATER SYSTEM

Key contaminants vs MCL

Detection summary

Violation history(20 violations, 20 open)

Next steps