| Sample Date | Result Flag | Result Value | Unit | |
|---|---|---|---|---|
| 2013-03-04 | 16 | mg/L | View Sample | |
| 2014-03-10 | 16.4 | mg/L | View Sample | |
| 2015-03-09 | 18.1 | mg/L | View Sample | |
| 2016-03-07 | 14.7 | mg/L | View Sample | |
| 2017-03-06 | 15.4 | mg/L | View Sample | |
| 2018-03-06 | 13.5 | mg/L | View Sample | |
| 2019-03-04 | 13.4 | mg/L | View Sample | |
| 2020-03-02 | 16.2 | mg/L | View Sample | |
| 2021-03-08 | 15.8 | mg/L | View Sample | |
| 2022-02-28 | 16.3 | mg/L | View Sample | |
| 2023-02-27 | 15.5 | mg/L | View Sample | |
| 2023-03-27 | 22.4 | mg/L | View Sample | |
| 2024-02-26 | 17.3 | mg/L | View Sample | |
| 2025-03-24 | 18.8 | mg/L | View Sample |