| Date | Value |
|---|---|
| Apr 12, 2017 09:13 | 7.75 pH |
| Apr 6, 2017 08:24 | 7.7 pH |
| Mar 25, 2017 12:17 | 7.75 pH |
| Feb 18, 2017 09:32 | 7.8 pH |
| Oct 15, 2016 09:38 | 7.64 pH |
| Oct 12, 2016 09:01 | 7.7 pH |
| Sep 30, 2016 04:22 | 7.69 pH |
| Sep 24, 2016 14:45 | 7.72 pH |
| Sep 10, 2016 15:21 | 7.53 pH |
| May 2, 2016 09:47 | 7.2 pH |
| Apr 23, 2016 06:11 | 7.2 pH |
| Apr 18, 2016 16:09 | 7.2 pH |
| Apr 15, 2016 05:19 | 6.8 pH |