| Date: | 2013-08-13 |
| Time: | 1820 |
| Geyser: | Grotto Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 19m |
| Standardized Duration: | 19m |
| Time Entered: | 2013-08-13 20:07:28 |
| Time Uploaded: | 2019-05-13 21:45:50 |
| Entrant: | minissa |
| Observer: | Webb family |
| Submitted to: | Geysertimes.org |
| Comments: | Yes, we\'re serious about the duration, 9\' lead on Grotto |