| Date | Value |
|---|---|
| Apr 20, 2019 10:16 | 8.4 pH |
| Mar 14, 2019 15:32 | 8.4 pH |
| Mar 3, 2019 15:21 | 8.2 pH |
| Feb 26, 2019 09:17 | 8.4 pH |
| Feb 10, 2019 15:37 | 8.2 pH |
| Feb 2, 2019 07:41 | 8.2 pH |
| Jan 21, 2019 11:22 | 8.2 pH |
| Jan 14, 2019 18:18 | 8.2 pH |
| Jan 4, 2019 17:52 | 8.2 pH |
| Jan 4, 2019 17:51 | 8.2 pH |
| Dec 24, 2018 12:44 | 8.2 pH |
| Dec 12, 2018 17:43 | 7.4 pH |
| Dec 3, 2018 23:41 | 8.2 pH |
| Nov 28, 2018 12:24 | 8.0 pH |
| Nov 19, 2018 12:22 | 8.2 pH |
| Nov 9, 2018 04:19 | 8.2 pH |