| Date: | 1973-05-29 |
| Time: | 1724:30 |
| Geyser: | Echinus |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 3m33s |
| Standardized Duration: | 3m 33s |
| Time Entered: | 2017-09-08 07:47:49 |
| Time Uploaded: | 2019-05-13 21:48:19 |
| Entrant: | research-mab |
| Observer: | 1973 log |
| Submitted to: | Geysertimes.org |
| Comments: | Maximum height~ 55Ft over 105 distinct spurts. Pool drained to low water by 5:31:45 |