| Date: | 2019-04-25 |
| Time: | 1831 ns |
| Geyser: | Grotto Fountain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 20 minutes |
| Standardized Duration: | 20m |
| Time Entered: | 2019-04-25 19:22:33 |
| Time Uploaded: | 2019-05-13 21:46:56 |
| Entrant: | DanS |
| Observer: | |
| Submitted to: | GeyserTimes for iOS |
| Comments: | Full eruption. Waned to only 10 foot play at 1846, then resumed full play until near end. |