| Date: | 2025-07-27 |
| Time: | 1231 |
| Geyser: | Grotto |
| Webcam: | Yes |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 47m |
| Standardized Duration: | 47m |
| Time Entered: | 2025-07-27 12:36:14 |
| Time Updated: | 2025-07-27 13:21:08 |
| Time Uploaded: | 2025-07-27 13:21:09 |
| Entrant: | JarnoO |
| Observer: | |
| Submitted to: | Geysertimes.org |
| Comments: | calmed down pretty much immediately for 1233 Rocket; end time per 1318 in-basin note |