| Sample Date | Result Flag | Result Value | Unit | |
|---|---|---|---|---|
| 2013-01-02 | 3,020 | µg/L | View Sample | |
| 2013-07-09 | 2,330 | µg/L | View Sample | |
| 2014-01-07 | 2,510 | µg/L | View Sample | |
| 2015-01-06 | 2,680 | µg/L | View Sample | |
| 2015-07-07 | 2,830 | µg/L | View Sample | |
| 2016-01-05 | 2.50 | mg/L | View Sample | |
| 2016-07-04 | 2.70 | mg/L | View Sample | |
| 2017-01-03 | 2.29 | mg/L | View Sample | |
| 2017-07-05 | 2.62 | mg/L | View Sample | |
| 2018-01-02 | 2.47 | mg/L | View Sample | |
| 2018-07-03 | 2.70 | mg/L | View Sample | |
| 2019-01-02 | 2.99 | mg/L | View Sample | |
| 2019-07-02 | 2.14 | mg/L | View Sample | |
| 2020-01-07 | 2.92 | mg/L | View Sample | |
| 2020-07-06 | 2.37 | mg/L | View Sample | |
| 2021-01-06 | 2.68 | mg/L | View Sample | |
| 2022-01-05 | 2.86 | mg/L | View Sample | |
| 2022-07-05 | 2.81 | mg/L | View Sample | |
| 2023-01-03 | 2.49 | mg/L | View Sample | |
| 2023-07-04 | 2.11 | mg/L | View Sample | |
| 2024-01-02 | 2.88 | mg/L | View Sample | |
| 2024-07-02 | 2.19 | mg/L | View Sample | |
| 2025-01-28 | 2.23 | mg/L | View Sample | |
| 2025-07-15 | 2.10 | mg/L | View Sample | |
| 2026-01-27 | 2.50 | mg/L | View Sample |