| Date | Value |
|---|---|
| Sep 20, 2021 00:42 | 8.4 pH |
| Sep 12, 2021 21:11 | 8.2 pH |
| Sep 6, 2021 04:11 | 7.6 pH |
| Aug 9, 2021 02:34 | 8.0 pH |
| Jul 26, 2021 06:28 | 8.0 pH |
| Jul 19, 2021 01:14 | 8.0 pH |
| Jul 11, 2021 23:38 | 8.3 pH |
| Jul 3, 2021 23:38 | 8.3 pH |
| Jun 21, 2021 03:52 | 7.8 pH |
| Jun 14, 2021 01:42 | 8.2 pH |
| Jun 11, 2021 03:19 | 7.8 pH |
| Mar 20, 2021 04:33 | 8.2 pH |
| Mar 10, 2021 06:28 | 8.2 pH |
| Feb 1, 2021 03:58 | 8.2 pH |
| Jan 17, 2021 17:30 | 8.2 pH |