| Date: | 2018-08-18 |
| Time: | 1435 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | >4m12s |
| Standardized Duration: | >4m 12s |
| Time Entered: | 2018-08-18 14:35:24 |
| Time Updated: | 2018-08-18 14:40:09 |
| Time Uploaded: | 2019-05-13 21:49:41 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | prediction GT 1433 | NPS 1441 |