| Date: | 2020-11-11 |
| Time: | 0605 E |
| Geyser: | Steamboat |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Major |
| Duration: | |
| Time Entered: | 2020-11-11 07:48:14 |
| Time Uploaded: | 2020-11-11 07:48:14 |
| Entrant: | K.Cooper |
| Observer: | YNR and YNM Seismographs. |
| Submitted to: | |
| Comments: |
| https://www.flickr.com/photos/jsjgeology/50591422527 | Norris Museum seismogram showing Steamboat Geyser's 6:05 AM major eruption on 11 November 2020. | |
| https://www.flickr.com/photos/jsjgeology/50590561088 | Tantalus Creek discharge graph showing Steamboat Geyser's 6:05 AM major eruption on 11 November 2020. |