| Date: | 2011-09-25 |
| Time: | 0820 ns |
| Geyser: | Great Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2011-09-25 11:48:35 |
| Time Uploaded: | 2011-09-25 11:48:35 |
| Entrant: | Maureen |
| Observer: | |
| Submitted to: | |
| Comments: | Sign changed byNPS to read 2020 for evening eruption. |