Perfluorononanoic acid (PFNA)
NJ American Water - Frenchtown
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 | 12 | 0 | ND |
| 2020 | ND | 12 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2019-02-26 | 43035501 | ND |
| 2019-02-26 | 43035401 | ND |
| 2019-02-26 | 43035301 | ND |
| 2019-05-14 | 44231801 | ND |
| 2019-05-14 | 44231901 | ND |
| 2019-05-14 | 44231701 | ND |
| 2019-08-12 | 45893501 | ND |
| 2019-08-12 | 45893601 | ND |
| 2019-08-12 | 45893401 | ND |
| 2019-11-08 | 47240101 | ND |
| 2019-11-08 | 47239901 | ND |
| 2019-11-14 | 47240001 | ND |
| 2020-02-24 | 48541201 | ND |
| 2020-02-24 | 48541001 | ND |
| 2020-02-24 | 48541101 | ND |
| 2020-04-20 | 49964301 | ND |
| 2020-04-20 | 49964201 | ND |
| 2020-04-20 | 49964401 | ND |
| 2020-08-13 | 51389401 | ND |
| 2020-08-13 | 51389201 | ND |
| 2020-08-13 | 51389301 | ND |
| 2020-10-20 | 52498101 | ND |
| 2020-11-18 | 52497901 | ND |
| 2020-11-18 | 52498001 | ND |
| 2021-03-01 | 53401501 | ND |
| 2021-11-23 | 56678801 | ND |
| 2021-11-23 | 56678701 | ND |
| 2022-02-22 | 57760001 | ND |
| 2022-11-16 | 60976101 | ND |
| 2022-11-16 | 60827601 | ND |
| 2023-02-22 | 61935901 | ND |
| 2023-11-14 | 68432001 | ND |
| 2023-12-22 | 68761501 | ND |