Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Sauk Rapids

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.

 

40

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
2021ND50ND
2022ND240ND
2023ND80ND
2024ND30ND

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
2021-11-1021K0721-02ND
2021-11-1021K0721-01ND
2021-11-1021K0721-05ND
2021-11-1021K0721-03ND
2021-11-1021K0721-04ND
2022-03-0122C0106-01ND
2022-03-0122C0106-02ND
2022-03-0122C0106-03ND
2022-03-0122C0106-04ND
2022-03-0122C0106-05ND
2022-03-0122C0106-06ND
2022-05-1822E1559-01ND
2022-05-1822E1559-07ND
2022-05-1822E1559-06ND
2022-05-1822E1559-05ND
2022-05-1822E1559-03ND
2022-05-1822E1559-02ND
2022-08-1122H1164-07ND
2022-08-1122H1164-06ND
2022-08-1122H1164-05ND
2022-08-1122H1164-02ND
2022-08-1122H1164-01ND
2022-08-1122H1164-03ND
2022-10-2022J0937-01ND
2022-10-2022J0937-02ND
2022-10-2022J0937-03ND
2022-10-2022J0937-04ND
2022-10-2022J0937-05ND
2022-10-2022J0937-06ND
2023-03-1523C0791-02ND
2023-03-1523C0791-03ND
2023-03-1523C0791-01ND
2023-07-1732302406-1ND
2023-07-1732302406-3ND
2023-07-2632302586-1ND
2023-10-1723J0877-01ND
2023-10-1723J0877-02ND
2024-02-2032400487001ND
2024-02-2032400487005ND
2024-02-2032400487003ND