Perfluoro(2-ethoxyethane)sulfonic acid
West Sound Utility District #1
28
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 | 20 | 0 | ND |
| 2024 | ND | 8 | 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 |
|---|---|---|
| 2023-07-05 | 4480111 | ND |
| 2023-07-05 | 4480115 | ND |
| 2023-07-05 | 4480104 | ND |
| 2023-07-05 | 4480113 | ND |
| 2023-07-05 | 4480113 | ND |
| 2023-07-05 | 4480113 | ND |
| 2023-07-05 | 4480106 | ND |
| 2023-07-05 | 4480106 | ND |
| 2023-07-05 | 4480110 | ND |
| 2023-07-05 | 4480109 | ND |
| 2023-07-05 | 4480109 | ND |
| 2023-07-05 | 4480108 | ND |
| 2023-11-15 | 4548804 | ND |
| 2023-12-20 | 380-76081-2 | ND |
| 2023-12-20 | 380-76089-1 | ND |
| 2023-12-20 | 380-76089-3 | ND |
| 2023-12-20 | 380-76087-1 | ND |
| 2023-12-20 | 380-76089-2 | ND |
| 2023-12-20 | 380-76087-2 | ND |
| 2023-12-20 | 380-76081-1 | ND |
| 2024-06-25 | 380-101456-1 | ND |
| 2024-06-25 | 380-101456-5 | ND |
| 2024-06-25 | 380-101466-1 | ND |
| 2024-06-25 | 380-101456-4 | ND |
| 2024-06-25 | 380-101456-3 | ND |
| 2024-06-25 | 380-101456-2 | ND |
| 2024-07-29 | 380-106285-1 | ND |
| 2024-07-29 | 380-106289-1 | ND |