Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Minnetonka

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.

 

31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND100ND
2022ND90ND
2023ND50ND
2024ND70ND

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
2021-06-2421F1556-02ND
2021-06-2421F1556-03ND
2021-06-2421F1556-04ND
2021-06-2421F1556-05ND
2021-06-2421F1556-06ND
2021-06-2421F1556-07ND
2021-06-2421F1556-08ND
2021-06-2421F1556-09ND
2021-06-2421F1556-10ND
2021-06-2421F1556-01ND
2022-06-0222F0212-07ND
2022-06-0222F0212-09ND
2022-06-0222F0212-08ND
2022-06-0222F0212-06ND
2022-06-0222F0212-04ND
2022-06-0222F0212-03ND
2022-06-0222F0212-01ND
2022-06-0222F0212-05ND
2022-09-0822I0503-01ND
2023-08-0132302633-7ND
2023-08-0132302633-9ND
2023-08-0132302633-5ND
2023-08-0132302633-3ND
2023-08-0132302633-1ND
2024-02-1432400433001ND
2024-02-1432400433007ND
2024-02-1432400433009ND
2024-02-1432400433011ND
2024-02-1432400433003ND
2024-02-1432400433005ND
2024-02-1432400433013ND