| Date: | 1973-05-23 |
| Time: | 1018:30 |
| Geyser: | Echinus |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 2m20s |
| Standardized Duration: | 2m 20s |
| Time Entered: | 2017-09-08 07:47:49 |
| Time Uploaded: | 2019-05-13 21:40:48 |
| Entrant: | research-mab |
| Observer: | 1973 log |
| Submitted to: | Geysertimes.org |
| Comments: | ~25 spouts – highest to ~ 40 ft- pool drained to low water within 1 minute |