| Date: | 2021-06-16 |
| Time: | 1913:31 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | >=3m55s |
| Standardized Duration: | >3m 55s |
| Time Entered: | 2021-06-16 19:14:37 |
| Time Updated: | 2021-06-16 19:20:36 |
| Time Uploaded: | 2021-06-16 19:20:33 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | |
| Comments: | prediction GT 1914 | NPS 1911 |