| Date: | 2015-07-09 |
| Time: | 1820 |
| Geyser: | Gemini |
| Webcam: | No |
| Initial: | Yes |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2015-07-09 22:49:18 |
| Time Updated: | 2015-07-09 22:50:09 |
| Time Uploaded: | 2015-07-09 22:50:09 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | |
| Comments: | Eruption from 1820 to 1821. First eruption of a series of 5 from 1820 to 1859. Pool drain done at 1824. |