Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

South Saint Paul

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022ND80ND
2023ND80ND
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
2013-12-18K1313961-003ND
2013-12-18K1313961-001ND
2013-12-18K1313961-007ND
2013-12-18K1313961-005ND
2014-06-03K1405931-003ND
2014-06-03K1405931-001ND
2014-06-03K1405931-007ND
2014-06-03K1405931-005ND
2022-06-1522F0958-03ND
2022-06-1522F0958-07ND
2022-06-1522F0958-06ND
2022-06-1522F0958-05ND
2022-06-1522F0958-04ND
2022-06-1522F0958-01ND
2022-12-1322L0496-02ND
2022-12-1322L0496-01ND
2023-01-2523A0870-02ND
2023-01-2523A0870-01ND
2023-05-0423E0483-01ND
2023-05-0423E0483-02ND
2023-07-2523G1652-01ND
2023-07-2523G1652-02ND
2023-10-3023J1668-01ND
2023-10-3023J1668-02ND