| Date: | 2001-06-21 |
| Time: | 1131 E (View temperature trace) |
| Geyser: | Grotto |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | d=15h26m30s |
| Standardized Duration: | 15h 26m 30s |
| Time Entered: | 2013-02-28 23:19:58 |
| Time Uploaded: | 2019-05-13 21:44:35 |
| Entrant: | BoekelUpload |
| Observer: | RTED |
| Submitted to: | Geysertimes.org |
| Comments: |