Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Glencoe Water Works Board

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.

 

15

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
2018N/A00N/A
2019N/A00N/A
2020ND60ND
2021N/A00N/A
2022ND20ND
2023ND40ND
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
2020-02-172002-00307-001ND
2020-02-172002-00307-002ND
2020-02-172002-00307-003ND
2020-09-152009-00296-001ND
2020-09-152009-00296-002ND
2020-09-152009-00296-003ND
2022-08-232208-00462-001ND
2022-12-132212-00263-001ND
2023-01-302301-00502-001ND
2023-04-062304-00122-001ND
2023-09-112309-00174-001ND
2023-12-062312-00158-001ND
2024-05-07116226PND
2024-05-07116227PND
2024-05-07116228PND