| Date: | 2018-06-15 |
| Time: | 1648 |
| Geyser: | East Mustard |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | ~3.5-4m |
| Time Entered: | 2018-06-15 19:32:01 |
| Time Uploaded: | 2018-06-15 19:32:01 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | |
| Comments: | Eruption from 1648 to late 1651. |