| Sample Date | Result Flag | Result Value | Unit | |
|---|---|---|---|---|
| 2013-06-06 | 15,300 | µg/L | View Sample | |
| 2013-12-12 | 13,000 | µg/L | View Sample | |
| 2014-06-04 | 24,000 | µg/L | View Sample | |
| 2014-12-04 | 22,000 | µg/L | View Sample | |
| 2015-06-10 | 9,950 | µg/L | View Sample | |
| 2015-12-15 | 14,200 | µg/L | View Sample | |
| 2016-06-15 | 12,600 | µg/L | View Sample | |
| 2016-12-20 | 15,200 | µg/L | View Sample | |
| 2017-06-14 | 12,500 | µg/L | View Sample | |
| 2017-12-15 | 21,200 | µg/L | View Sample | |
| 2018-06-19 | 15,700 | µg/L | View Sample | |
| 2018-12-11 | 13,800 | µg/L | View Sample | |
| 2019-06-11 | 16,200 | µg/L | View Sample | |
| 2019-12-17 | 16,200 | µg/L | View Sample | |
| 2020-12-08 | 13,100 | µg/L | View Sample | |
| 2022-09-14 | 19,200 | µg/L | View Sample | |
| 2023-03-15 | 15,900 | µg/L | View Sample | |
| 2023-09-20 | 19,300 | µg/L | View Sample | |
| 2024-03-19 | 15,100 | µg/L | View Sample | |
| 2024-09-17 | 21,000 | µg/L | View Sample | |
| 2025-03-18 | 10,800 | µg/L | View Sample | |
| 2025-09-16 | 16,600 | µg/L | View Sample |