| Date: | 2015-05-21 |
| Time: | 1940 |
| Geyser: | Vixen |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 1m04s |
| Standardized Duration: | 1m 4s |
| Time Entered: | 2015-05-21 23:36:43 |
| Time Uploaded: | 2019-05-13 21:44:25 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | Geysertimes.org |
| Comments: | Eruption from 1940 + 16s to 1941 + 20s. |