| Date: | 2015-12-19 |
| Time: | 2010 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | ~3.25m |
| Standardized Duration: | ~3.25m |
| Time Entered: | 2015-12-19 20:11:21 |
| Time Updated: | 2015-12-19 22:16:45 |
| Time Uploaded: | 2019-05-13 21:37:35 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | |
| Comments: | Eruption start at ~latest 2010. Done at early 2014. |