| Date | Value |
|---|---|
| Nov 3, 2014 16:50 | 8.2 pH |
| May 14, 2014 17:48 | 8.1 pH |
| Apr 25, 2014 20:05 | 7.8 pH |
| Apr 9, 2014 21:24 | 8.1 pH |
| Mar 29, 2014 17:46 | 8.0 pH |
| Mar 18, 2014 14:38 | 8.2 pH |
| Mar 6, 2014 11:36 | 8.01 pH |
| Feb 25, 2014 19:10 | 8.2 pH |
| Feb 19, 2014 16:32 | 8.2 pH |
| Feb 11, 2014 17:07 | 8.2 pH |
| Feb 6, 2014 18:34 | 8.1 pH |
| Jan 30, 2014 16:48 | 8.1 pH |