Perfluorononanoic acid (PFNA)
Allamuchy Township Water & Sewer
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 1 | 0 | ND |
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 |
|---|---|---|
| 2015-05-06 | 113373R | ND |
| 2019-01-22 | 35444278001 | ND |
| 2019-04-11 | 35461622001 | ND |
| 2019-07-02 | 35479973001 | ND |
| 2019-10-03 | 1172762 | ND |
| 2020-01-03 | 35522600001 | ND |
| 2020-04-02 | 1293781 | ND |
| 2020-07-09 | 410-7631-1 | ND |
| 2021-01-07 | 410-25962-1 | ND |
| 2023-01-19 | 3A03679-01 | ND |