Nonafluoro-3,6-dioxaheptanoic acid
Norwich Public Utilities
10
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 | 8 | 0 | ND |
| 2024 | ND | 2 | 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 |
|---|---|---|
| 2023-05-23 | 810-64248-1 | ND |
| 2023-05-23 | 810-64254-1 | ND |
| 2023-05-23 | 810-64209-1 | ND |
| 2023-08-23 | 810-75273-1 | ND |
| 2023-08-23 | 810-75275-1 | ND |
| 2023-11-14 | 810-85147-1 | ND |
| 2023-11-14 | 810-85145-1 | ND |
| 2023-11-14 | 810-84995-1 | ND |
| 2024-03-07 | 810-96586-1 | ND |
| 2024-03-07 | 810-96593-1 | ND |