Nonafluoro-3,6-dioxaheptanoic acid
Walker Water System
8
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 |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2023-01-26 | 810-51689-1 | ND |
| 2023-01-26 | 810-51683-1 | ND |
| 2023-01-26 | 810-51690-1 | ND |
| 2023-01-26 | 810-51688-1 | ND |
| 2023-07-11 | 810-69227-1 | ND |
| 2023-07-11 | 810-69232-1 | ND |
| 2023-07-11 | 810-69234-1 | ND |
| 2023-07-11 | 810-69236-1 | ND |