Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Meriden Water Division

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
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND100ND
2024ND90ND

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
2023-07-26810-71475-1ND
2023-07-26810-71476-1ND
2023-07-26810-71477-1ND
2023-10-05810-80564-1ND
2023-10-05810-80566-1ND
2023-10-05810-80575-1ND
2023-10-05810-80570-1ND
2023-10-05810-80555-1ND
2023-10-05810-80560-1ND
2023-10-05810-80565-1ND
2024-01-09810-90082-1ND
2024-01-09810-90084-1ND
2024-01-09810-90087-1ND
2024-04-02810-99206-1ND
2024-04-02810-99200-1ND
2024-04-02810-99230-1ND
2024-04-02810-99198-1ND
2024-04-02810-99235-1ND
2024-04-30810-102709-1ND