| Date: | 2017-07-27 |
| Time: | 1637 |
| Geyser: | Ballcap |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2017-07-27 23:17:54 |
| Time Updated: | 2017-07-27 21:21:23 |
| Time Uploaded: | 2017-07-27 23:21:11 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | Geysertimes.org |
| Comments: | Eruption from 1637 to 1639. |