Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Bad Axe

NOTE: Bad Axe purchases water from Huron Regional Water Authority which is required to test for perfluorononanoic acid (pfna). Sample information shown below was taken by Huron Regional Water Authority.

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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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

NOTE: Bad Axe purchases water from Huron Regional Water Authority which is required to test for perfluorononanoic acid (pfna). Sample information shown below was taken by Huron Regional Water Authority.

Date Lab ID Result
2018-10-08SWEF1810081120GGAND
2018-10-08SWEF1810081120GGAND
2018-10-08SWIN1810081100GGAND
2019-05-07SWIN1905071300GGAND
2019-05-07SWEF1905071305GGAND
2019-05-07SWEF1905071305GGAND
2019-05-30SWIN1905300950GSCND
2019-05-30SWEF1905300955GSCND
2019-06-26SWIN1906260935GSCND
2019-06-26SWEF1906260940GSCND
2019-08-02SWIN1908020640MKND
2019-08-02SWEF1908020645MKND
2019-08-28SWEF1908291245GSCND
2019-08-29SWIN1908291240GSCND
2019-09-26SWIN1909261300GSCND
2019-09-26SWEF1909261305GSCND
2021-01-12LJ40740ND
2021-01-29SWIN2101290900RGND
2021-03-05SWIN2103050900GSCND
2021-05-14SWIN2105140855GSCND
2021-07-15SWIN2107151000GGAND
2021-09-16SWIN2109160930GGAND
2021-12-14ND
2021-12-14LJ93096ND
2022-07-19LK23119ND
2022-07-19ND
2023-07-18ND