Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Charlevoix, City of

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.

 

33

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND130ND
2020ND10ND
2021ND70ND
2022ND40ND
2023ND50ND

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
2018-08-30SWEF1808301310GGAND
2018-08-30SWEF1808301310GGAND
2018-08-30SWIN1808301300GGAND
2019-05-02SWEF1905020905GGAND
2019-05-02SWEF1905020905GGAND
2019-05-02SWIN1905020900GGAND
2019-05-31SWEF1905311005GGAND
2019-05-31SWIN1905311000GGAND
2019-07-03SWEF1907031205GGAND
2019-07-03SWIN1907031200GGAND
2019-07-25SWEF1907251220GSCND
2019-07-25SWIN1907251220GSCND
2019-09-06SWIN1909060730GSCND
2019-09-06SWEF1909060735GSCND
2019-09-30SWIN1909301100GGAND
2019-09-30SWEF1909301105GGAND
2020-10-06LJ27595ND
2021-01-19SWIN2101190800GSCND
2021-03-04SWIN2103040730GSCND
2021-04-21ND
2021-04-21LJ52948ND
2021-05-25SWIN2105250900GSCND
2021-07-30SWIN2107301230GSCND
2021-09-13SWIN2109131130GSCND
2022-07-11ND
2022-07-11LK21403ND
2022-10-12ND
2022-10-12LK39750ND
2023-01-17LK51807ND
2023-01-17ND
2023-04-25ND
2023-07-11ND
2023-10-17ND