| Date: | 2018-09-15 |
| Time: | 0541 E |
| Geyser: | Great Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2018-09-15 11:26:56 |
| Time Uploaded: | 2018-09-15 11:33:03 |
| Entrant: | ckuiper |
| Observer: | |
| Submitted to: | |
| Comments: | Steve E reported 0647, but E data read the spike at 0540 |