| Date: | 2023-05-19 |
| Time: | 1126 |
| Geyser: | Grotto Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 28m |
| Standardized Duration: | 28m |
| Time Entered: | 2023-05-19 11:26:54 |
| Time Updated: | 2023-05-19 11:55:33 |
| Time Uploaded: | 2023-05-19 11:55:34 |
| Entrant: | Dan A |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | 1154, steam driven near the end |