| Date | Value |
|---|---|
| Apr 26, 2019 16:34 | 40 ppm |
| Apr 4, 2019 14:47 | 10 ppm |
| Mar 19, 2019 14:39 | 20 ppm |
| Feb 15, 2019 14:58 | 20 ppm |
| Jan 24, 2019 14:54 | 20 ppm |
| Jan 17, 2019 15:55 | 20 ppm |
| Jan 3, 2019 13:14 | 0.00 ppm |
| Dec 19, 2018 14:15 | 0.00 ppm |
| Dec 11, 2018 15:53 | 5 ppm |
| Dec 4, 2018 15:26 | 5 ppm |
| Nov 9, 2018 14:00 | 10 ppm |
| Oct 31, 2018 11:30 | 160 ppm |
| Oct 24, 2018 12:00 | 18 ppm |
| Oct 16, 2018 12:23 | 10 mgL |