Perfluorononanoic acid (PFNA)
West Milford Township Municipal Utilities Authority - Birch Hill Park
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 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 |
|---|---|---|
| 2019-03-20 | 201903270476 | ND |
| 2019-06-19 | 201906210251 | ND |
| 2019-09-17 | 201909190186 | ND |
| 2020-01-21 | 202001220442 | ND |
| 2020-03-17 | 0030840-01 | ND |
| 2020-05-05 | 0050344-01 | ND |
| 2020-09-17 | 0090804-01 | ND |
| 2020-10-07 | 0100468-01 | ND |
| 2021-03-10 | 1030560-01 | ND |
| 2021-05-26 | 1051244-01 | ND |
| 2021-09-07 | 1090203-01 | ND |
| 2021-12-08 | 1120603-01 | ND |
| 2022-06-14 | 2060698-01 | ND |
| 2023-06-13 | 23F0601-01 | ND |