| Date: | 2015-08-07 |
| Time: | 1638 |
| Geyser: | Uncertain |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | ~3m |
| Standardized Duration: | ~3m |
| Time Entered: | 2015-08-08 00:09:37 |
| Time Updated: | 2020-10-18 13:27:25 |
| Time Uploaded: | 2020-10-18 13:27:25 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Submitted to: | |
| Comments: | Uncertain Geyser's vent was water-filled, with very small spouting at 1626. Sawmill eruption start at 1627 shut it down. Uncertain erupted from 1638 to 1641 (dual with Sawmill Geyser). See attachment. |
| https://www.flickr.com/photos/jsjgeology/21036398734 | Video clips of Uncertain Geyser's 4:38 to 4:41 PM eruption on 7 August 2015. | Entrant: JSJ Time Entered:2015-11-07 22:26:16 Time Updated:2021-07-20 10:39:29 Time Uploaded:2021-07-20 10:39:29 Submitted to: |