| Date | Value |
|---|---|
| Jun 26, 2016 08:22 | 8.2 pH |
| May 28, 2016 19:54 | 8.2 pH |
| May 23, 2016 07:57 | 8.2 pH |
| May 15, 2016 09:26 | 8.2 pH |
| May 8, 2016 09:31 | 8.2 pH |
| May 1, 2016 07:53 | 8.2 pH |
| Apr 24, 2016 09:15 | 8.2 pH |
| Apr 20, 2016 12:32 | 8.2 pH |
| Apr 17, 2016 13:35 | 8.1 pH |
| Apr 13, 2016 08:43 | 8.1 pH |
| Apr 10, 2016 15:50 | 8.1 pH |