| Date: | 2023-07-21 |
| Time: | 0905 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | |
| Time Entered: | 2023-07-21 09:05:30 |
| Time Updated: | 2023-07-21 09:08:33 |
| Time Uploaded: | 2023-07-21 09:08:33 |
| Entrant: | Kat |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | GT and NPS predictions 0902, 0907 respectively |