| Date: | 2018-08-24 |
| Time: | 1520 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | ~4m07s |
| Standardized Duration: | ~4m 7s |
| Time Entered: | 2018-08-24 15:20:15 |
| Time Updated: | 2018-08-24 15:24:27 |
| Time Uploaded: | 2019-05-13 21:39:17 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | prediction GT 1518 | NPS 1515; took off like a rocket, max height reached within ~10s |