| Date: | 2016-06-10 |
| Time: | 1945 |
| Geyser: | Mugwump |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2016-06-10 20:47:13 |
| Time Uploaded: | 2016-06-10 20:47:13 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | Geysertimes.org |
| Comments: | First burst at latest 1945 to early 1946. Second burst just after mid-1946 - moderately weak bursting. |