| Date: | 2023-10-21 |
| Time: | 0829 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | |
| Time Entered: | 2023-10-21 08:29:16 |
| Time Updated: | 2023-10-21 08:32:32 |
| Time Uploaded: | 2023-10-21 08:32:32 |
| Entrant: | Kat |
| Observer: | Kat- wc |
| Submitted to: | Geysertimes.org |
| Comments: | Gt and NPS predictions 0823, 0826 respectively |