| Date: | 2021-04-16 |
| Time: | 1629:22 ie |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | >3m24s |
| Standardized Duration: | >3m 24s |
| Time Entered: | 2021-04-16 16:29:48 |
| Time Updated: | 2021-04-17 09:59:25 |
| Time Uploaded: | 2021-04-17 09:59:27 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | |
| Comments: | 1629:22ie; prediction GT 1635 | NPS 1632; at peak |