| Date: | 1986-05-17 |
| Time: | 1143 |
| Geyser: | Echinus |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | 13m |
| Standardized Duration: | 13m |
| Time Entered: | 2023-12-27 07:17:37 |
| Time Uploaded: | 2023-12-27 07:17:37 |
| Entrant: | research-mab |
| Observer: | M Keller - Spring 1986 report |
| Submitted to: | Geysertimes.org |
| Comments: | 11:43-11:56 Pool was 2/3 full when large boil started eruption. Highest burst probably 60 feet high |