| Date: | 1977-04-23 |
| Time: | 0000 A |
| Geyser: | Fan and Mortar |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2012-10-05 15:05:31 |
| Time Updated: | 2014-10-09 00:30:47 |
| Time Uploaded: | 2014-10-09 00:30:49 |
| Entrant: | BoekelUpload |
| Observer: | OFVCL-EV |
| Submitted to: | Geysertimes.org |
| Comments: | after 1930 on 1977-04-22 |