| Date | Value |
|---|---|
| Apr 24, 2020 01:15 | 25 ppm |
| Apr 14, 2020 22:28 | 5 ppm |
| Apr 9, 2020 23:41 | 18.5 ppm |
| Apr 8, 2020 08:09 | 32.5 ppm |
| Feb 8, 2019 13:30 | 4 ppm |
| Feb 6, 2019 18:15 | 7 ppm |
| Jan 27, 2019 22:51 | 35 ppm |
| Jan 20, 2019 20:09 | 25 ppm |
| Jan 12, 2019 20:09 | 40 ppm |
| May 18, 2017 18:06 | 7.5 ppm |
| Apr 19, 2017 00:14 | 8.5 ppm |
| Jan 30, 2017 16:47 | 6 ppm |
| Nov 6, 2016 21:49 | 3 ppm |
| Sep 9, 2016 17:48 | 5 mgL |
| Sep 9, 2016 02:49 | 5 ppm |