| Date: | 1964-05-17 |
| Time: | 2315 |
| Geyser: | Steamboat |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 14m |
| Standardized Duration: | 14m |
| Time Entered: | 2017-09-18 19:02:52 |
| Time Uploaded: | 2019-05-13 21:40:38 |
| Entrant: | research-mab |
| Observer: | 1964 log [Geo Box 2] |
| Submitted to: | |
| Comments: | steam phase many hours – Violent phase ended before next morning ~7:30 am. Time until water was re-established: 81 hours 46 minutes. Rocks could be heard hitting the trees and from my position on the trail south rocks landed. One hit the tree above me 3 or 4 bounced on the immediate ground |