| Date: | 2015-05-09 |
| Time: | 1300 ie |
| Geyser: | Grotto Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2015-05-09 13:11:30 |
| Time Uploaded: | 2015-05-09 13:11:30 |
| Entrant: | Polly |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | Beautiful tall eruption. |