| Date: | 2018-05-19 |
| Time: | 2149 E |
| Geyser: | Steamboat |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Major |
| Duration: | |
| Time Entered: | 2018-05-19 23:00:41 |
| Time Uploaded: | 2018-05-19 23:00:41 |
| Entrant: | MikeG |
| Observer: | |
| Submitted to: | |
| Comments: | Time estimated from YNM seismogram. |