Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Grosse Pointe Farms

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.

 

31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019ND130ND
2020ND10ND
2021ND70ND
2022ND20ND
2023ND20ND
2024ND30ND

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
2018-07-17SWEF1807171020GSCND
2018-07-17SWEF1807171020GSCND
2018-07-17SWIN1807171015GSCND
2019-04-30SWIN1904301400GSCND
2019-04-30SWEF1904301405GSCND
2019-04-30SWEF1904301405GSCND
2019-05-30SWIN1905300850MKND
2019-05-30SWEF1905300855MKND
2019-06-28SWEF1906280750GSCND
2019-06-28SWIN1906280740GSCND
2019-07-30SWEF1907300820MKND
2019-07-30SWIN1907300815MKND
2019-08-27SWEF1908271200GSCND
2019-08-27SWIN1908271155GSCND
2019-09-24SWIN1909241200GSCND
2019-09-24SWEF1909241205GSCND
2020-10-073649740002ND
2021-01-21SWIN2101211300RGND
2021-02-173675770001ND
2021-02-17ND
2021-03-08SWIN2103081415SKND
2021-05-12SWIN2105121125GSCND
2021-07-13SWIN2107131400GGAND
2021-09-14SWIN2109141330GGAND
2022-03-223764280001ND
2022-03-22ND
2023-01-18ND
2023-01-183832000001ND
2024-01-16112015PND
2024-04-16115513PND
2024-07-16118646PND