| Date: | 2020-07-31 |
| Time: | 0909 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | >3m58s |
| Standardized Duration: | >3m 58s |
| Time Entered: | 2020-07-31 09:10:15 |
| Time Updated: | 2020-07-31 09:17:22 |
| Time Uploaded: | 2020-07-31 09:17:23 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | within 5-10 seconds of start; prediction GT 0924 | NPS 0921 |