Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Manchester Water 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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND140ND
2024ND10ND

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
2023-01-24100804PND
2023-01-24100805PND
2023-01-24100806PND
2023-01-24100807PND
2023-01-24100808PND
2023-01-24100809PND
2023-03-094436352ND
2023-03-094451757ND
2023-03-094436348ND
2023-03-094436350ND
2023-03-094436351ND
2023-03-094436347ND
2023-07-034481931ND
2023-07-254562855ND
2024-02-27113618PND