| Date: | 2015-12-06 |
| Time: | 1341 |
| Geyser: | Old Faithful |
| Webcam: | Yes |
| Initial: | No |
| Long/Short: | Long |
| Duration: | a little over 3.5m |
| Standardized Duration: | >3.5m |
| Time Entered: | 2015-12-06 13:42:00 |
| Time Updated: | 2015-12-06 15:47:53 |
| Time Uploaded: | 2019-05-13 21:42:36 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | Geysertimes.org |
| Comments: | Preplay splashing/low spouting at 1321, 1324, 1329, 1331, 1334, 1337, and 1338. Eruption start at late 1341. Done at ~mid-1345 (= last of the small visible water spouts). |