| Sample Date | Result Flag | Result Value | Unit | |
|---|---|---|---|---|
| 2013-10-02 | 18.1 | mg/L | View Sample | |
| 2014-10-01 | 18.7 | mg/L | View Sample | |
| 2015-09-29 | 18.4 | mg/L | View Sample | |
| 2016-09-27 | 19.7 | mg/L | View Sample | |
| 2017-09-26 | 18.8 | mg/L | View Sample | |
| 2018-09-26 | 17.2 | mg/L | View Sample | |
| 2020-09-21 | 18.0 | mg/L | View Sample | |
| 2021-09-29 | 23.9 | mg/L | View Sample | |
| 2022-09-27 | 22.9 | mg/L | View Sample | |
| 2024-06-25 | 17.0 | mg/L | View Sample | |
| 2025-06-24 | 25.3 | mg/L | View Sample |