| Date: | 2018-11-28 |
| Time: | 2037 E |
| Geyser: | Steamboat |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Major |
| Duration: | |
| Time Entered: | 2018-11-28 20:45:50 |
| Time Updated: | 2018-12-01 11:06:03 |
| Time Uploaded: | 2018-12-01 11:04:39 |
| Entrant: | JSJ |
| Observer: | Norris Museum Seismograph Station |
| Submitted to: | |
| Comments: | Possibly a transition to steam phase at about 2055. Seismogram trace appears to show alternating calmer conditions with steam phase conditions from about 2138 to 2158. Steady steam phase after that. See attachments. |
| https://www.flickr.com/photos/jsjgeology/32226305958 | Seismogram showing the water phase of Steamboat Geyser's 8:37 PM-onward eruption on 29 November 2018. | |
| https://drive.google.com/open?id=1bL7lnaZCzq8NL8laic_H904N5l2DfbMh | Steamboat trace on YNM as of 0511(:20?). Note the what seems to be 8 'pauses' on the 2130-2200 line, similar to those on the seismic trace of the 12 September 2018 eruption (chokes?). |
Time Entered:2018-11-28 21:05:58
Time Uploaded:2018-11-28 21:05:59
Submitted to:GeyserTimes for Android