Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Southwood Water System

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.

 

65

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
2023ND390ND
2024ND260ND

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
2023-06-124483183ND
2023-06-124483135ND
2023-06-124483199ND
2023-06-124483179ND
2023-06-124483225ND
2023-06-124483151ND
2023-06-124483282ND
2023-06-124483157ND
2023-06-124483251ND
2023-06-124483194ND
2023-06-134483175ND
2023-06-134483281ND
2023-06-134483189ND
2023-06-134483286ND
2023-06-134483241ND
2023-06-134483273ND
2023-06-134483280ND
2023-06-134483279ND
2023-06-134483168ND
2023-06-134483262ND
2023-06-194483300ND
2023-06-194483292ND
2023-06-194483294ND
2023-06-194483298ND
2023-06-194483293ND
2023-06-194483296ND
2023-06-194483302ND
2023-06-194483301ND
2023-06-194483295ND
2023-06-194483299ND
2023-06-194483297ND
2023-09-124531285ND
2023-09-124531284ND
2023-09-124531180ND
2023-09-124531179ND
2023-09-184531340ND
2023-09-184531339ND
2023-11-134550132ND
2023-11-134550133ND
2024-04-01VHD0012-09ND
2024-04-01VHD0012-03ND
2024-04-01VHD0012-05ND
2024-04-01VHD0012-43ND
2024-04-01VHD0012-41ND
2024-04-01VHD0012-39ND
2024-04-01VHD0012-27ND
2024-04-01VHD0012-29ND
2024-04-01VHD0012-37ND
2024-04-02VHD0012-11ND
2024-04-02VHD0012-07ND
2024-04-02VHD0012-49ND
2024-04-02VHD0012-51ND
2024-04-02VHD0012-35ND
2024-04-02VHD0012-33ND
2024-04-02VHD0012-31ND
2024-04-02VHD0012-25ND
2024-04-02VHD0012-23ND
2024-04-02VHD0012-19ND
2024-04-02VHD0012-13ND
2024-04-02VHD0012-01ND
2024-04-03VHD0012-21ND
2024-04-03VHD0012-45ND
2024-04-03VHD0012-17ND
2024-04-03VHD0012-15ND
2024-07-15VHG0279-01ND