| Date: | 2018-07-20 |
| Time: | 1116 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | N/A |
| Duration: | ~3m26s |
| Standardized Duration: | ~3m 26s |
| Time Entered: | 2018-07-20 11:16:20 |
| Time Updated: | 2018-07-20 11:20:47 |
| Time Uploaded: | 2019-05-13 21:46:36 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | prediction GT 1121 | NPS 1118; medium |