| Date: | 2023-12-21 |
| Time: | 1653 ie |
| Geyser: | Grand |
| Webcam: | Yes |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | unknown didn't see the whole thing |
| Grand Code: | -1C |
| Time Entered: | 2023-12-21 16:54:36 |
| Time Updated: | 2023-12-21 17:04:40 |
| Time Uploaded: | 2023-12-21 17:04:43 |
| Entrant: | Joe |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | surprise eruption |