| Date: | 2018-05-15 |
| Time: | 1344 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | ±3m54s |
| Time Entered: | 2018-05-15 13:44:28 |
| Time Updated: | 2018-05-15 13:48:30 |
| Time Uploaded: | 2018-05-15 13:49:28 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | preplay 1334; prediction GT 1347 | NPS 1344 |