| Date: | 2021-09-04 |
| Time: | 2103 |
| Geyser: | East Sentinel |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Major |
| Duration: | 10m |
| Standardized Duration: | 10m |
| Time Entered: | 2021-09-04 21:15:57 |
| Time Updated: | 2021-09-04 21:17:55 |
| Time Uploaded: | 2021-09-04 21:17:56 |
| Entrant: | Graham |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: |