| Date: | 2021-12-20 |
| Time: | 1036 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | |
| Time Entered: | 2021-12-20 10:36:22 |
| Time Updated: | 2021-12-20 10:40:23 |
| Time Uploaded: | 2021-12-20 10:40:23 |
| Entrant: | Kat |
| Observer: | |
| Submitted to: | |
| Comments: | GT and NPS predictions 1031 , 1030 respectively |