Performing duty. . .
| Geyser: | East Sentinel |
| Date/Time: | 2021-09-10 @ 1840 |
| Entrant: | Graham |
| Observer: | |
| Time Entered: | 2021-09-10 19:21:03 |
| Time Uploaded: | 2021-09-10 19:21:04 |
| Submitted to: | GeyserTimes for Android |
| Note: | Right vent boils, cycles 17 to 20m reported all day. |