Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Farmington

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND70ND
2022ND20ND
2023ND30ND
2024N/A00N/A

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
2014-03-05K1402415-001ND
2014-03-05K1402415-005ND
2014-03-05K1402415-003ND
2014-09-02K1409500-003ND
2014-09-02K1409500-001ND
2014-09-17K1410521-001ND
2021-09-2921J0007-02ND
2021-09-2921J0007-07ND
2021-09-2921J0007-06ND
2021-09-2921J0007-05ND
2021-09-2921J0007-04ND
2021-09-2921J0007-03ND
2021-09-2921J0007-01ND
2022-10-2422J1046-01ND
2022-10-2422J1046-02ND
2023-01-1123A0319-01ND
2023-04-1923D1146-01ND
2023-08-0823H0687-01ND