| Interval Count | 100 |
| Min | 6m |
| Max | 237d 17h 14m |
| Mean | 4d 1h 40m |
| Median | 12m |
| Note ID | Start Time (US/Mountain) | End Time (US/Mountain) | Entrant | Note |
|---|---|---|---|---|
| 8705 | 15 Jun 2018 @ 1608 | --- | JSJ | Small hole with subterranean gurgling, plus occasional spits & small splashes on the western side of East Mustard Spring. Another vent with small, somewhat frequent splashing off the southwestern side of East Mustard Spring. |
| Entry | Source | Link | Comment |
|---|---|---|---|
| 15 Jun 2018 @ 1714 | JSJ | https://www.youtube.com/watch?v=ENPCJI2ISfE | Time lapse video of East Mustard Spring's eruptions during the afternoon of 15 June 2018. |