Nonafluoro-3,6-dioxaheptanoic acid
New Orleans Carrollton Waterworks
9
Samples
0
Samples exceeding legal limit (MCL)
0
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 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 9 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2023-03-07 | 810-55736-1 | ND |
| 2023-03-07 | 810-55739-1 | ND |
| 2023-03-07 | 810-55733-1 | ND |
| 2023-06-07 | 810-65676-1 | ND |
| 2023-06-07 | 810-65948-1 | ND |
| 2023-09-12 | 810-77481-1 | ND |
| 2023-09-12 | 810-77479-1 | ND |
| 2023-12-06 | 810-87041-1 | ND |
| 2023-12-06 | 810-87034-1 | ND |