Rationalizing. . .
| Geyser: | Grotto |
| Date/Time: | 2016-04-16 @ 1458 |
| Entrant: | Siegmund |
| Observer: | |
| Time Entered: | 2016-04-16 21:09:25 |
| Time Updated: | 2016-04-16 21:09:48 |
| Time Uploaded: | 2016-04-16 21:09:51 |
| Submitted to: | Geysertimes.org |
| Note: | Central Vents started 1458, killed Grotto Fountain and caused a textbook 40-minute delay. |