| Date: | 2018-08-07 |
| Time: | 1538 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | ~4m13s |
| Standardized Duration: | ~4m 13s |
| Time Entered: | 2018-08-07 15:38:34 |
| Time Updated: | 2018-08-07 15:42:47 |
| Time Uploaded: | 2019-05-13 21:49:56 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | prediction GT 1547 | NPS 1544 |