Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Box Springs Mutual Water Company

NOTE: Box Springs Mutual Water Company purchases water from Western Municipal Water District which is required to test for perfluorononanoic acid (pfna). Sample information shown below was taken by Western Municipal Water District.

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.

 

12

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
2020N/A00N/A
2021ND50ND
2022ND60ND
2023ND30ND

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

NOTE: Box Springs Mutual Water Company purchases water from Western Municipal Water District which is required to test for perfluorononanoic acid (pfna). Sample information shown below was taken by Western Municipal Water District.

Date Lab ID Result
2023-03-08C3C1092-01ND
2023-03-08C3C1092-03ND
2023-04-18C3D2299-01ND
2023-06-22C3F2930-01RE1ND
2023-06-22C3F2930-03ND
2023-06-22C3F2930-05ND
2023-09-14C3I1868-01ND
2023-09-14C3I1868-03RE1ND
2023-09-14C3I1868-05ND
2023-12-13C3L1845-01ND
2023-12-13C3L1845-03ND
2023-12-13C3L1845-05RE1ND