| Date | Value |
|---|---|
| Jan 14, 2020 01:03 | 7.75 pH |
| Aug 8, 2019 23:01 | 8.2 pH |
| Apr 2, 2019 23:00 | 8.5 pH |
| Feb 10, 2019 23:06 | 8.0 pH |
| Sep 10, 2018 19:12 | 8.21 pH |
| Sep 1, 2018 14:04 | 8.02 pH |
| Aug 24, 2018 19:12 | 8.0 pH |
| Aug 5, 2018 19:29 | 8.26 pH |
| Jul 25, 2018 19:00 | 8.02 pH |
| Jun 27, 2018 20:25 | 8.16 pH |
| Jun 3, 2018 14:42 | 8.2 pH |
| Apr 9, 2018 22:14 | 8.2 pH |
| Feb 25, 2018 19:00 | 8.2 pH |