Perfluoro(2-ethoxyethane)sulfonic acid
Watertown Water & Sewer Authority
NOTE: Watertown Water & Sewer Authority purchases water from Waterbury Water Department which is required to test for perfluoro(2-ethoxyethane)sulfonic acid. Sample information shown below was taken by Waterbury Water Department.
4
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 | 2 | 0 | ND |
| 2024 | ND | 3 | 0 | ND |
ppt = parts per trillion
State, National, and Health Guidelines for Drinking Water
ppt = parts per trillion
All test results
NOTE: Watertown Water & Sewer Authority purchases water from Waterbury Water Department which is required to test for perfluoro(2-ethoxyethane)sulfonic acid. Sample information shown below was taken by Waterbury Water Department.
| Date | Lab ID | Result |
|---|---|---|
| 2023-10-06 | L2359318-01 | ND |
| 2023-12-04 | L2371209-01 | ND |
| 2024-03-04 | L2412134-01 | ND |
| 2024-06-04 | L2430719-01 | ND |