Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Hartford

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020ND10ND
2021ND40ND
2022ND80ND
2023ND20ND

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
2018-08-07GWEF1808071500GGAND
2019-05-14GWNT1905141400GGAND
2019-05-14GWNT1905141410GGAND
2019-05-14GWNT1905141420GGAND
2020-12-0920120861 PFAS TP456ND
2021-07-12ND
2021-07-1221G0381-04ND
2021-10-04ND
2021-10-0421J0074ND
2022-01-242201B11-01ND
2022-01-24ND
2022-04-182204C94-01ND
2022-04-18ND
2022-07-2522G0993-02 PFASND
2022-07-25ND
2022-10-052210499-01ND
2022-10-05ND
2023-01-09ND
2023-01-0923A0325-01ND