| Date: | 2021-05-28 |
| Time: | 1831 ns |
| Geyser: | Narcissus |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | ~8m at least |
| Standardized Duration: | ~8m |
| Time Entered: | 2021-05-28 22:54:00 |
| Time Uploaded: | 2021-05-28 22:54:00 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | Geysertimes.org |
| Comments: | Possibly exact time. Eruption steam plumes visible from road from 1831 to 1839. |