| Date: | 2021-12-28 |
| Time: | 1826 ie |
| Geyser: | Castle |
| Webcam: | Yes |
| Initial: | No |
| Major/Minor: | Minor |
| Duration: | |
| Time Entered: | 2021-12-28 18:53:46 |
| Time Updated: | 2021-12-29 09:54:00 |
| Time Uploaded: | 2021-12-29 09:53:59 |
| Entrant: | Graham |
| Observer: | |
| Submitted to: | |
| Comments: | Looked like a minor but view was very pixelated. Following interval implies it was a minor eruption. |