Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

East Cocalico Township

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.

 

22

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
2019N/A00N/A
2020ND20ND
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A
2024ND200ND

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
2020-11-04ND
2020-11-04ND
2024-01-15111825PND
2024-01-15111826PND
2024-01-15111834PND
2024-01-15111827PND
2024-01-15111828PND
2024-01-15111833PND
2024-01-15111829PND
2024-01-15111830PND
2024-01-15111832PND
2024-01-15111831PND
2024-07-15119028PND
2024-07-15119027PND
2024-07-15119026PND
2024-07-15119025PND
2024-07-15119024PND
2024-07-15119023PND
2024-07-15119022PND
2024-07-15119021PND
2024-07-15119020PND
2024-07-15119019PND