Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Aqua Pa Hatboro

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.

 

9

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
20201.70 ppt51ND - 8.50 ppt
2021ND20ND
2022N/A00N/A
2023N/A00N/A
2024ND70ND

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
2021-07-0724827569.00ND
2021-07-0724827583.00ND
2024-01-30810-92470-1ND
2024-01-30810-92477-1ND
2024-01-31810-92473-1ND
2024-04-03810-99339-1ND
2024-07-10810-111457-1ND
2024-07-22810-113004-1ND
2024-07-22810-113002-1ND