| Date: | 2021-12-20 |
| Time: | 0818 |
| Geyser: | Marmot Cave |
| Webcam: | Yes |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2021-12-21 12:07:59 |
| Time Uploaded: | 2021-12-21 12:07:59 |
| Entrant: | SantaFe108 |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | GOSA Daytime. |