Calculating. . .
| Geyser: | Dark Cavern |
| Date/Time: | 1973-08-28 @ 1800 |
| Entrant: | research-mab |
| Observer: | 1973 log |
| Time Entered: | 2017-09-09 10:46:58 |
| Time Uploaded: | 2017-10-02 14:45:06 |
| Submitted to: | Geysertimes.org |
| Note: | 08/28/1973 Dark Cavern still with violent steam action some muddy water erupting from it. {no specific time} |