| Note ID | Start Time (US/Mountain) | End Time (US/Mountain) | Entrant | Note |
| 13037 |
05 Aug 2019 @ 1057 |
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Micah Kipple |
A vent on the west side of the crater is boiling and splashing 6" to a foot. More than I've seen it do in recent memory. |
| 10779 |
25 Dec 2018 @ 0952 |
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Janet Jones |
Gentle bubbles rising - no sulphur smell according to my sister |
| 10222 |
15 Sep 2018 @ 2144 |
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Micah Kipple |
Normal ebullition activity with ovf. No change. |
| 5702 |
04 Sep 2017 @ 0730 |
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ddshepard |
Boardwalk wet |
| 3360 |
11 Jun 2016 @ 0930 |
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JSJ |
Thermal photography of pool recorded 187° F. |
| 5577 |
20 Aug 1992 @ 0000 |
20 Aug 1992 @ 2359 |
JarnoO |
Most of the boiling has shifted to another vent on the south side of the pool. |