COOKE CITY WATER DISTRICT PFAS results — COOKE CITY, MT | PFAS Comply

COOKE CITY WATER DISTRICT

PWSID: MT0000187 · COOKE CITY, MT · Serving 300 people

Type: CWSOwner: LSource: 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

0

PFAS compounds detected

N/A ppt

Highest single detection

Highest detection

Pro feature

N/A

Latest sample date

pending

Data completeness

Violation history(16 violations, all resolved)

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

2021-01-01 · Resolved · Tier 3

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

2020-10-01 · Resolved · Tier 3

Monitoring & Reporting - PFOS(PFOS)

2020-04-01 · Resolved · Tier 3

Monitoring & Reporting - PFHxA(PFHxA)

2020-04-01 · Resolved · Tier 3

Monitoring & Reporting - PFOA(PFOA)

2020-04-01 · Resolved · Tier 3

Monitoring & Reporting - PFHxS(PFHxS)

2020-04-01 · Resolved · Tier 3

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

2020-04-01 · Resolved · Tier 3

Monitoring & Reporting - PFNA(PFNA)

2020-04-01 · Resolved · Tier 3

Monitoring & Reporting - PFBS(PFBS)

2020-04-01 · Resolved · Tier 3

Monitoring & Reporting - PFOA(PFOA)

2014-01-01 · Resolved · Tier 3

Monitoring & Reporting - PFNA(PFNA)

2014-01-01 · Resolved · Tier 3

Monitoring & Reporting - PFHxA(PFHxA)

2014-01-01 · Resolved · Tier 3

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

2014-01-01 · Resolved · Tier 3

Monitoring & Reporting - PFOS(PFOS)

2014-01-01 · Resolved · Tier 3

Monitoring & Reporting - PFHxS(PFHxS)

2014-01-01 · Resolved · Tier 3

Monitoring & Reporting - PFBS(PFBS)

2014-01-01 · Resolved · Tier 3

Violation details

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