Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Newton Water & Sewer Utility

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.

 

20

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
2020ND40ND
2021ND40ND
2022ND40ND
2023ND80ND

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
2020-03-054581124ND
2020-06-104648504ND
2020-09-234734712ND
2020-12-094794003ND
2021-03-244862151ND
2021-06-164932118ND
2021-09-15810-2525-1ND
2021-12-15810-10235-1ND
2022-03-23810-18829-1ND
2022-06-14810-28002-1ND
2022-09-14810-37402-1ND
2022-12-21810-48243-1ND
2023-01-17100452PND
2023-03-29810-57858-1ND
2023-04-10103176PND
2023-06-14810-66445-1ND
2023-07-17105976PND
2023-09-20810-78489-1ND
2023-10-10108952PND
2023-12-05810-87260-1ND