Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Cal Am - Dunnigan

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.

 

9

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
2019ND10ND
2020ND20ND
2021ND40ND
2022ND20ND
2023N/A00N/A

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
2019-11-26CA5700712_001_001-201911261310ND
2020-01-22CA5700712_011_011-202001221230ND
2020-11-05CA5700712_001_001-202011051205ND
2021-02-10CA5700712_001_001-202102100930ND
2021-05-12CA5700712_001_001-202105120900ND
2021-08-12CA5700712_001_001-202108120808ND
2021-11-10CA5700712_001_001-202111100900ND
2022-03-17CA5700712_001_001-202203171130ND
2022-08-23CA5700712_050_050-202208230900ND