Percolating. . .
| Geyser: | Dark Cavern |
| Date/Time: | 1972-05-15 @ 1800 |
| Entrant: | research-mab |
| Observer: | 1972 log |
| Time Entered: | 2017-09-16 07:21:49 |
| Time Uploaded: | 2017-10-02 14:45:06 |
| Submitted to: | Geysertimes.org |
| Note: | 05/15/1972 Dark Cavern Geyser – minor spitting and sputtering every few minutes; major eruption once or twice an hour temp during minor play 200º |