Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Baton Rouge Water Company

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.

 

41

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
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A
2024ND410ND

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
2024-03-0435864390003SE1ND
2024-03-0435864283003SE1ND
2024-03-0435864390001SE1ND
2024-03-0435864283001SE1ND
2024-03-0435864390005SE1ND
2024-03-0435864390007SE1ND
2024-03-0435864283005SE1ND
2024-03-0535864726007SE1ND
2024-03-0535864726005SE1ND
2024-03-0535864726003SE1ND
2024-03-0535864713003SE1ND
2024-03-0535864726001SE1ND
2024-03-0535864713005SE1ND
2024-03-0535864723001SE1ND
2024-03-0535864713001SE1ND
2024-03-0635865178005SE1ND
2024-03-0635865178003SE1ND
2024-03-0635865178001SE1ND
2024-03-0635865178007SE1ND
2024-03-0635865197007SE1ND
2024-03-0635865197001SE1ND
2024-03-0635865197003SE1ND
2024-03-0635865197005SE1ND
2024-03-1135866074005SE1ND
2024-03-1135866074007SE1ND
2024-03-1135866074003SE1ND
2024-03-1135866074001SE1ND
2024-03-1335866758003SE1ND
2024-03-1335866758001SE1ND
2024-03-1335866758005SE1ND
2024-03-1335866758007SE1ND
2024-03-1835867493005SE1ND
2024-03-1835867493003SE1ND
2024-03-1835867493001SE1ND
2024-03-1935867750005SE1ND
2024-03-1935867750001SE1ND
2024-03-1935867750003SE1ND
2024-03-2035868057005SE1ND
2024-03-2035868057007SE1ND
2024-03-2035868057003SE1ND
2024-03-2035868057001SE1ND