| Date: | 2021-08-14 |
| Time: | 1416 |
| Geyser: | Castle |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Major |
| Duration: | |
| Time Entered: | 2021-08-14 15:15:29 |
| Time Uploaded: | 2021-08-14 15:15:29 |
| Entrant: | Dan A |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | 17m water phase ended at 1433, mixed steam and water 1433-1438, full steam started 1438 |