| Date: | 1975-08-20 |
| Time: | 1700 ie |
| Geyser: | Dark Cavern |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2017-09-02 07:07:53 |
| Time Uploaded: | 2017-10-02 14:28:42 |
| Entrant: | research-mab |
| Observer: | 1975 Log |
| Submitted to: | Geysertimes.org |
| Comments: | appears to not have ceased erupting from 5:00 pm to 7:00 pm |