Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Saegertown Borough

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
2018N/A00N/A
2019N/A00N/A
2020ND40ND
20210.800 ppt31ND - 2.40 ppt
2022ND20ND
2023ND30ND

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
2020-10-21ND
2020-10-21ND
2020-10-21ND
2020-10-21ND
2021-01-1923989442.00ND
2021-05-1825330677.00ND
2021-07-1225330659.002.40 ppt
2022-01-1126049745.00ND
2022-10-0427753669.00ND
2023-02-0728822730.00ND
2023-04-0428822874.00ND
2023-11-0730177982.00ND