Perfluoro(2-ethoxyethane)sulfonic acid
Arlington Water Department
NOTE: Arlington Water Department purchases water from SNO PUD 1 - Lake Stevens which is required to test for perfluoro(2-ethoxyethane)sulfonic acid. Sample information shown below was taken by SNO PUD 1 - Lake Stevens.
6
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 | 10 | 0 | ND |
ppt = parts per trillion
State, National, and Health Guidelines for Drinking Water
ppt = parts per trillion
All test results
NOTE: Arlington Water Department purchases water from SNO PUD 1 - Lake Stevens which is required to test for perfluoro(2-ethoxyethane)sulfonic acid. Sample information shown below was taken by SNO PUD 1 - Lake Stevens.
| Date | Lab ID | Result |
|---|---|---|
| 2023-08-09 | 4502208 | ND |
| 2023-08-09 | 4502210 | ND |
| 2024-01-09 | MEA0329-01 | ND |
| 2024-04-09 | MED0405-01 | ND |
| 2024-04-09 | MED0405-02 | ND |
| 2024-07-12 | MEG0451-01 | ND |