Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Schuylkill County. Municipal Authority

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
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
2023ND140ND

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
2020-12-02ND
2020-12-02ND
2023-03-22810-57326-1ND
2023-03-22810-57331-1ND
2023-03-22810-57338-1ND
2023-03-22810-57346-1ND
2023-06-21810-67221-1ND
2023-06-21810-67223-1ND
2023-06-21810-67227-1ND
2023-09-12810-77416-1ND
2023-09-12810-77429-1ND
2023-09-12810-77423-1ND
2023-09-12810-77434-1ND
2023-12-06810-87025-1ND
2023-12-06810-87023-1ND
2023-12-06810-87029-1ND