Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Collingwood LLC Umh Ny

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)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND40ND
2022ND30ND
20230.394 ppt53ND - 0.850 ppt

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
2021-08-3121090750-01PFAND
2021-08-31219090750-02PFASND
2021-12-15J1L0993-01PFOND
2021-12-15J1L0993-02PFASND
2022-06-22S2F0535-01PFOND
2022-07-26EHS2200035249-01PFASND
2022-07-26EHS2200035250-01PFASND
2023-03-28410-121003-1PFO0.850 ppt
2023-07-1923071777-02PFO0.580 ppt
2023-07-1923071777-01PFO0.540 ppt
2023-11-0823110835-01PFOSND
2023-11-082311840-01PFOSND