| Date: | 2019-06-12 |
| Time: | 1907 |
| Geyser: | Box Spring |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | ~4m |
| Standardized Duration: | ~4m |
| Time Entered: | 2019-06-12 20:10:16 |
| Time Uploaded: | 2019-06-12 20:10:16 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | |
| Comments: | Done at 1911; Wow - the most energetic Box Spring eruption I have ever seen; a couple decently high spikes; high-energy eruption from 1907 to 1910; less energetic from 1910 to 1911. |