Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Munford Water Authority Inc.

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND40ND
2021N/A00N/A
2022ND20ND
2023ND40ND

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
2020-02-112002-00187-001ND
2020-02-112002-00187-002ND
2020-07-142007-00240-001ND
2020-07-142007-00240-002ND
2022-08-092208-00204-001ND
2022-11-172211-00380-001ND
2023-01-102301-00147-001ND
2023-05-172305-00387-001ND
2023-07-112307-00225-001ND
2023-11-132311-00286-001ND