Deciding. . .
| Geyser: | Three Sisters |
| Date/Time From: | 2016-06-07 @ 1708 |
| Date/Time To: | 2016-06-07 @ 1711 |
| Entrant: | JSJ |
| Observer: | James St. John |
| Time Entered: | 2016-06-07 22:28:10 |
| Time Updated: | 2016-07-18 01:05:54 |
| Time Uploaded: | 2016-07-17 23:05:43 |
| Submitted to: | Geysertimes.org |
| Note: | Heavy pulsing event from North Sister Spring (= vent at 44°, 27' 37.08" North latitude, 110° 50' 12.71" West longitude) from 1908 to 1911. |