| Date: | 2015-09-21 |
| Time: | 1300 |
| Geyser: | Whirligig |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 5,5 min |
| Standardized Duration: | 5.5m |
| Time Entered: | 2015-09-21 21:55:20 |
| Time Uploaded: | 2019-05-13 21:39:18 |
| Entrant: | MAB |
| Observer: | |
| Submitted to: | |
| Comments: | push-false start with complete lull in activity from vents prior to the eruption at 1229. Not even close to what we would call a minor last year. Activity resumed 1234 |