Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Alexandria

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.

 

84

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND30ND
2022ND400ND
2023ND390ND

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
2013-08-07K1308314-001ND
2013-12-10K1313525-001ND
2021-09-2721I1514-02ND
2021-09-2721I1514-01ND
2021-09-2721I1514-03ND
2022-01-1322A0481-02ND
2022-01-1322A0481-11ND
2022-01-1322A0481-10ND
2022-01-1322A0481-09ND
2022-01-1322A0481-08ND
2022-01-1322A0481-06ND
2022-01-1322A0481-01ND
2022-01-1322A0481-03ND
2022-01-1322A0481-04ND
2022-01-1322A0481-07ND
2022-01-1322A0481-05ND
2022-04-1422D0814-02ND
2022-04-1422D0814-11ND
2022-04-1422D0814-10ND
2022-04-1422D0814-09ND
2022-04-1422D0814-07ND
2022-04-1422D0814-03ND
2022-04-1422D0814-04ND
2022-04-1422D0814-05ND
2022-04-1422D0814-08ND
2022-04-1422D0814-06ND
2022-07-2622G1927-02ND
2022-07-2622G1927-11ND
2022-07-2622G1927-10ND
2022-07-2622G1927-09ND
2022-07-2622G1927-07ND
2022-07-2622G1927-03ND
2022-07-2622G1927-04ND
2022-07-2622G1927-05ND
2022-07-2622G1927-08ND
2022-07-2622G1927-06ND
2022-10-1022J0370-02ND
2022-10-1022J0370-10ND
2022-10-1022J0370-09ND
2022-10-1022J0370-08ND
2022-10-1022J0370-06ND
2022-10-1022J0370-03ND
2022-10-1022J0370-04ND
2022-10-1022J0370-07ND
2022-10-1022J0370-05ND
2023-01-1023A0296-03ND
2023-01-1023A0296-11ND
2023-01-1023A0296-10ND
2023-01-1023A0296-09ND
2023-01-1023A0296-07ND
2023-01-1023A0296-02ND
2023-01-1023A0296-04ND
2023-01-1023A0296-05ND
2023-01-1023A0296-08ND
2023-01-1023A0296-06ND
2023-04-2423D1407-02ND
2023-04-2423D1407-10ND
2023-04-2423D1407-08ND
2023-04-2423D1407-06ND
2023-04-2423D1407-04ND
2023-04-2423D1407-07ND
2023-04-2423D1407-03ND
2023-04-2423D1407-05ND
2023-05-1623E1947-02ND
2023-07-1123G0591-04ND
2023-07-1123G0591-05ND
2023-07-1123G0591-06ND
2023-07-1123G0591-01ND
2023-07-1123G0591-07ND
2023-07-1123G0591-02ND
2023-07-1123G0591-08ND
2023-07-1123G0591-09ND
2023-07-1123G0591-10ND
2023-07-1123G0591-03ND
2023-10-0923J0442-03ND
2023-10-0923J0442-04ND
2023-10-0923J0442-05ND
2023-10-0923J0442-06ND
2023-10-0923J0442-07ND
2023-10-0923J0442-08ND
2023-10-0923J0442-09ND
2023-10-0923J0442-10ND
2023-10-0923J0442-11ND
2023-10-0923J0442-02ND