| Sample Date | Result Flag | Result Value | Unit | |
|---|---|---|---|---|
| 2015-09-09 | 17.1 | mg/L | View Sample | |
| 2016-09-06 | 16.1 | mg/L | View Sample | |
| 2017-09-05 | 19.2 | mg/L | View Sample | |
| 2018-09-04 | 17.8 | mg/L | View Sample | |
| 2019-09-03 | 17.0 | mg/L | View Sample | |
| 2020-09-08 | 19.2 | mg/L | View Sample | |
| 2021-09-07 | 16.9 | mg/L | View Sample | |
| 2022-09-06 | 20.6 | mg/L | View Sample | |
| 2023-09-05 | 18.2 | mg/L | View Sample | |
| 2024-08-22 | 19.8 | mg/L | View Sample | |
| 2025-05-29 | 19.1 | mg/L | View Sample | |
| 2025-08-18 | 17.3 | mg/L | View Sample |