Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Lynwood Park Mutual Water Company

Perfluorononanoic acid, otherwise known as PFNA or C9, is a PFC similar in function and use to PFOA. These chemicals were used in the production of non-stick, stain repellent and chemically inert coatings. Click here to read more about perfluorinated chemicals.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND120ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.006 ppt

The EWG Health Guideline of 6 ppt for perfluorononanoic acid was defined by EPA recommended application of the toxicity value for PFDA published in the Integrated Risk Information System’s toxicological review . This health guideline harm to the immune system and harm to fetal growth and child development.

EPA Maximum Contaminant
Level (MCL): 10 ppt

ppt = parts per trillion

All test results

Date Lab ID Result
2023-01-16CA1910081_003_003-202301161011ND
2023-01-16CA1910081_001_001-202301161055ND
2023-01-16CA1910081_002_002-202301161105ND
2023-02-22CA1910081_003_003-202302221008ND
2023-02-22CA1910081_001_001-202302221024ND
2023-02-22CA1910081_002_002-202302221038ND
2023-04-18CA1910081_002_002-202304181630ND
2023-04-18CA1910081_001_001-202304181610ND
2023-04-18CA1910081_003_003-202304181535ND
2023-10-17CA1910081_001_001-202310171125ND
2023-10-17CA1910081_002_002-202310171145ND
2023-10-17CA1910081_003_003-202310171050ND