| Date: | 2021-09-21 |
| Time: | 1011 |
| Geyser: | Penta |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Minor |
| Duration: | 28m |
| Standardized Duration: | 28m |
| Time Entered: | 2021-09-21 10:13:13 |
| Time Updated: | 2021-09-21 13:39:25 |
| Time Uploaded: | 2021-09-21 13:39:25 |
| Entrant: | SteveO |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | Steam phase eruption. Strong enough eruption to cause runoff at 1017. Runoff reached the boardwalk at 1025. |