| Date: | 2015-06-29 |
| Time: | 1231 E (View temperature trace) |
| Geyser: | Grotto |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 589m |
| Standardized Duration: | 9h 49m |
| Time Entered: | 2016-08-05 12:27:16 |
| Time Uploaded: | 2019-05-13 21:35:18 |
| Entrant: | Jake |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: |