| Date: | 2019-05-03 |
| Time: | 1116 |
| Geyser: | Grotto Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Major |
| Duration: | |
| Time Entered: | 2019-05-03 11:58:32 |
| Time Uploaded: | 2019-05-03 11:59:09 |
| Entrant: | RLJones |
| Observer: | |
| Submitted to: | GeyserTimes for Android |
| Comments: | Long eruption. Ended at 1147 for a duration of 31 minutes, well after the Grotto start. Height reached and held 30 ft numerous times. |