| Date: | 2018-07-27 |
| Time: | 1542 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | ~4m11s |
| Standardized Duration: | ~4m 11s |
| Time Entered: | 2018-07-27 15:42:46 |
| Time Updated: | 2018-07-27 15:46:53 |
| Time Uploaded: | 2019-05-13 21:38:54 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | prediction GT 1550 | NPS 1547 |