Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Greater Augusta Utility District

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND10ND
2014ND10ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
20210.112 ppt51ND - 0.560 ppt
2022ND30ND
2023ND20ND

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
2013-10-212916888ND
2014-04-163009595ND
2021-03-09SO1310-5ND
2021-03-09SO1310-40.560 ppt
2021-03-09SO1310-3ND
2021-03-09SO1310-2ND
2021-03-09SO1310-1ND
2022-03-15L2213990-03ND
2022-03-15L2213990-01ND
2022-11-03L2262275-01ND
2023-03-22L2315357-03ND
2023-03-22L2315357-01ND