| Sample Date | Result Flag | Result Value | Unit | |
|---|---|---|---|---|
| 2013-04-23 | < | 1 | µg/L | View Sample |
| 2013-10-22 | 1.2 | µg/L | View Sample | |
| 2014-04-22 | < | 1.0 | µg/L | View Sample |
| 2014-10-21 | 1.3 | µg/L | View Sample | |
| 2015-04-21 | < | 1.0 | µg/L | View Sample |
| 2015-10-20 | 2.5 | µg/L | View Sample | |
| 2016-04-19 | < | 1.0 | µg/L | View Sample |
| 2016-10-18 | 1.4 | µg/L | View Sample | |
| 2017-04-17 | 0.0007 | mg/L | View Sample | |
| 2017-10-17 | 0.0019 | mg/L | View Sample | |
| 2018-04-17 | 0.0008 | mg/L | View Sample | |
| 2018-10-16 | 0.0024 | mg/L | View Sample | |
| 2019-04-23 | 0.0007 | mg/L | View Sample | |
| 2019-10-22 | 0.0016 | mg/L | View Sample | |
| 2020-04-21 | 0.0007 | mg/L | View Sample | |
| 2020-10-20 | 0.0019 | mg/L | View Sample | |
| 2021-04-20 | < | 0.0005 | mg/L | View Sample |
| 2021-10-19 | 0.0023 | mg/L | View Sample | |
| 2022-04-19 | 0.0009 | mg/L | View Sample | |
| 2022-10-18 | 0.0027 | mg/L | View Sample | |
| 2023-04-18 | 0.0009 | mg/L | View Sample | |
| 2023-10-17 | 0.0022 | mg/L | View Sample | |
| 2024-04-16 | 0.0012 | mg/L | View Sample | |
| 2024-10-15 | 0.0023 | mg/L | View Sample | |
| 2025-04-15 | 0.0012 | mg/L | View Sample | |
| 2025-10-14 | 0.0029 | mg/L | View Sample |