| Date: | 1975-08-20 |
| Time: | 1053 |
| Geyser: | Echinus |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 5m |
| Standardized Duration: | 5m |
| Time Entered: | 2017-09-02 07:07:53 |
| Time Uploaded: | 2019-05-13 21:42:03 |
| Entrant: | research-mab |
| Observer: | 1975 Log |
| Submitted to: | |
| Comments: | began eruption 2” before indicator rock was covered |