| Date: | 2018-09-16 |
| Time: | 1517 |
| Geyser: | Marmot Cave |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2018-09-23 11:16:09 |
| Time Uploaded: | 2018-09-23 11:16:09 |
| Entrant: | Siegmund |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | h~2m briefly then subsided to low boiling. Drained 1518. |