Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Blaine

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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND30ND
2014ND50ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND40ND
2022ND130ND
2023N/A00N/A
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
2013-10-30K1312039-003ND
2013-10-30K1312039-005ND
2013-10-30K1312039-001ND
2014-04-07K1403546-001AMND
2014-04-07K1403546-005AMND
2014-04-07K1403546-003AMND
2014-05-27K1405568-001AMND
2014-05-27K1405568-003AMND
2015-07-20K1508068-001ND
2015-07-20K1508068-003ND
2021-10-0621J0248-02ND
2021-10-0621J0248-04ND
2021-10-0621J0248-03ND
2021-10-0621J0248-01ND
2022-05-3122E2300-04ND
2022-05-3122E2300-03ND
2022-05-3122E2300-01ND
2022-08-3122I0026-05ND
2022-08-3122I0026-04ND
2022-08-3122I0026-03ND
2022-08-3122I0026-01ND
2022-09-2122I1865-01ND
2022-09-3022I2372-02ND
2022-09-3022I2374-01ND
2022-09-3022I2374-02ND
2022-09-3022I2374-03ND
2022-10-2522J1116-01ND