Perfluoro(2-ethoxyethane)sulfonic acid
Winona
7
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 | ND | 4 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
| 2024 | ND | 3 | 0 | ND |
ppt = parts per trillion
State, National, and Health Guidelines for Drinking Water
ppt = parts per trillion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-09-08 | 21I0453-01 | ND |
| 2021-09-08 | 21I0453-02 | ND |
| 2021-09-08 | 21I0453-03 | ND |
| 2021-09-08 | 21I0453-04 | ND |
| 2024-03-25 | 32400900005 | ND |
| 2024-03-25 | 32400900001 | ND |
| 2024-03-25 | 32400900003 | ND |