Thinking. . .
| Geyser: | Event Non-Geyser Related |
| Date/Time: | 2021-09-22 @ 0404 |
| Entrant: | JSJ |
| Observer: | |
| Time Entered: | 2021-09-22 06:36:27 |
| Time Uploaded: | 2021-09-22 06:36:27 |
| Submitted to: | |
| Note: | Shock waves from a magnitude 6.5 subduction zone earthquake that hit offshore Nicaragua arrived at Yellowstone's seismic network. |