| Sample Date | Result Flag | Result Value | Unit | |
|---|---|---|---|---|
| 2014-06-17 | 7.5 | no units | View Sample | |
| 2016-06-21 | 7.8 | no units | View Sample | |
| 2018-06-19 | 7.8 | no units | View Sample | |
| 2021-06-15 | 7.8 | no units | View Sample | |
| 2023-06-21 | 7.4 | no units | View Sample | |
| 2024-08-27 | 7.4 | no units | View Sample |
