Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Jaffrey Water Works

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.

 

13

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
2019ND50ND
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND80ND

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
2019-10-0719100119-001ND
2019-10-0719100120-001ND
2019-10-0719100121-001ND
2019-10-0719100122-001ND
2019-11-0819110128-001ND
2023-01-10100430PND
2023-01-10100431PND
2023-01-10100432PND
2023-01-10100433PND
2023-07-18105954PND
2023-07-18105955PND
2023-07-18105956PND
2023-07-18105957PND