Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Camanche Water Supply

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022ND110ND
2023ND60ND

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
2022-04-20810-22041-2ND
2022-04-20810-22041-3ND
2022-04-20810-22041-1ND
2022-07-26810-31974-1ND
2022-07-26810-31974-3ND
2022-07-26810-31974-5ND
2022-10-17810-41823-5ND
2022-10-17810-41823-3ND
2022-10-17810-41823-1ND
2022-11-28810-45770-1ND
2022-11-28810-45770-2ND
2023-01-18OE2231589ND
2023-01-18OE2231588ND
2023-01-18OE2231588ND
2023-01-18OE2231589ND
2023-04-25OE2272099ND
2023-04-25OE2272099ND