| Date: | 2018-08-11 |
| Time: | 1512 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | ~4m02s |
| Standardized Duration: | ~4m 2s |
| Time Entered: | 2018-08-11 15:13:15 |
| Time Updated: | 2018-08-11 15:17:18 |
| Time Uploaded: | 2019-05-13 21:36:18 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | prediction GT 1518 | NPS 1514; attempt short, rebound @ ~1m16s |