| Note ID | Start Time (US/Mountain) | End Time (US/Mountain) | Entrant | Note |
| 20040 |
18 Oct 2021 @ 1557 |
18 Oct 2021 @ 1559 |
Tara |
variable boiling from a.few inches below overflow |
| 20039 |
18 Oct 2021 @ 1547 |
--- |
Tara |
boiling at low water level |
| 19719 |
24 Sep 2021 @ 1207 |
--- |
SteveO |
Boiled up, no eruption. |
| 19665 |
20 Sep 2021 @ 1349 |
--- |
Graham |
Splashy boil. |
| 19536 |
13 Sep 2021 @ 1053 |
--- |
Graham |
Big boil |
| 19406 |
09 Sep 2021 @ 1425 |
09 Sep 2021 @ 1428 |
Graham |
Boiled up, 15m after Fountain. Looked more like a small vertical eruption rather than the rounded boil it usually does. |
| 19405 |
09 Sep 2021 @ 1406 |
--- |
Graham |
Water visible in MT. Just moved to the overlook so it might have been visible earlier. 4min before Fountain erupted. |
| 19264 |
03 Sep 2021 @ 2008 |
--- |
Tara |
boiled up, no eruption |
| 19181 |
31 Aug 2021 @ 0815 |
--- |
Graham |
Boiled up before Fountain. |
| 19023 |
23 Aug 2021 @ 1707 |
--- |
William |
boiled to the crater rim but did not erupt. |
| 18989 |
22 Aug 2021 @ 1546 |
22 Aug 2021 @ 1555 |
minissa |
Maintained a full, bubbling pool for most of this time, but if there was a follow-up eruption, the steam from Fountain and Clepsydra obscured it. |
| 18970 |
20 Aug 2021 @ 2018 |
--- |
minissa |
Bubbled up but did not erupt |
| 18969 |
20 Aug 2021 @ 2006 |
--- |
minissa |
Bubbled up but did not erupt |
| 18757 |
31 Jul 2021 @ 0639 |
--- |
LynnS |
Boiled up about 3 feet above ground but did not erupt |
| 18658 |
25 Jul 2021 @ 1051 |
--- |
LynnS |
Boiled but did not erupt |
| 18634 |
24 Jul 2021 @ 0929 |
--- |
LynnS |
Boiled but did not erupt |
| 18554 |
20 Jul 2021 @ 2011 |
--- |
Tara |
Boiled up, no eruption |
| 18534 |
19 Jul 2021 @ 1635 |
--- |
Tara |
boiled up but did not erupt |
| 18523 |
19 Jul 2021 @ 1101 |
--- |
steve |
Boiled but did not erupt |
| 18470 |
16 Jul 2021 @ 2124 |
--- |
steve |
Boiled to 3-4 feet |
| 18398 |
12 Jul 2021 @ 2052 |
--- |
William |
boiled and tried pretty hard to erupt for ~30s but did not |
| 18376 |
11 Jul 2021 @ 1919 |
--- |
Tara |
low boil up, no eruption |
| 18301 |
06 Jul 2021 @ 2127 |
06 Jul 2021 @ 2130 |
Tara |
low boiling, did not really try to erupt |
| 18267 |
04 Jul 2021 @ 2118 |
--- |
Tara |
Weak boil up. |
| 18268 |
04 Jul 2021 @ 2105 |
--- |
Tara |
Approximate time of first boil up prior to Fountain. |
| 18251 |
02 Jul 2021 @ 2202 |
--- |
Tara |
boiled up, no eruption |
| 18250 |
02 Jul 2021 @ 2152 |
--- |
Tara |
boiled up from below overflow |
| 18249 |
02 Jul 2021 @ 2148 |
--- |
Tara |
boiled up from below overflow |
| 18208 |
30 Jun 2021 @ 1046 |
--- |
Graham |
Boiled up. |
| 18199 |
29 Jun 2021 @ 1820 |
29 Jun 2021 @ 1838 |
Tara |
Water level rose after 1816 eruption and pool boiled up several times between 1820 and 1828, but it did not erupt. After 1828 the boiling ended, but pool was full and overflowing into Morning until Fountain stopped at 1837. Water dropped out if sight at 1838. |
| 18198 |
29 Jun 2021 @ 1813 |
--- |
Tara |
Filled and stayed full & boiling until 1816 eruption |
| 17987 |
21 Jun 2021 @ 2118 |
--- |
Tara |
boiled up prior to Ftn start |
| 17774 |
14 Jun 2021 @ 1122 |
--- |
LynnS |
Boiled up to ground level at 1120 but did not erupt with the 1115 eruption of Fountain. |
| 17714 |
12 Jun 2021 @ 1016 |
12 Jun 2021 @ 1023 |
bbev |
MT continued to boil and "crown". |
| 17633 |
09 Jun 2021 @ 1906 |
--- |
Tara |
boiled up, no eruption |
| 17583 |
08 Jun 2021 @ 1347 |
--- |
Graham |
Boiled up before Fountain. |
| 17584 |
08 Jun 2021 @ 1332 |
--- |
Graham |
Boiled up before Fountain. First pre-Fountain boil I have seen this trip. |
| 17520 |
06 Jun 2021 @ 2053 |
--- |
Tara |
boiled up, no eruption |
| 17496 |
05 Jun 2021 @ 2023 |
--- |
Tara |
boiled up, no eruption |
| 17378 |
02 Jun 2021 @ 1332 |
--- |
Stephen_Gemar |
Boiled up, but no eruption. |
| 17377 |
02 Jun 2021 @ 1322 |
--- |
Stephen_Gemar |
Small splashing seen in Thief. |
| 17302 |
30 May 2021 @ 2311 |
--- |
Tara |
boiled up, no eruption |
| 17299 |
30 May 2021 @ 1721 |
--- |
Tara |
boiled up, no eruption |
| 17298 |
30 May 2021 @ 1111 |
--- |
Tara |
boiled up, no eruption |
| 17105 |
16 May 2021 @ 1835 |
--- |
Tara |
boiled up, no eruption |
| 16391 |
10 Oct 2020 @ 1311 |
--- |
steve |
MT may have done something behind Fountain’s steam cloud. |
| 16002 |
06 Sep 2020 @ 1504 |
--- |
jkgood |
Boiled up |
| 16119 |
04 Sep 2020 @ 2104 |
--- |
Tara |
Boiled up. |
| 15966 |
04 Sep 2020 @ 1606 |
--- |
Tara |
boiled up, no eruption |
| 15965 |
04 Sep 2020 @ 1551 |
--- |
Tara |
boiled up, no eruption |
| 15567 |
13 Aug 2020 @ 1749 |
13 Aug 2020 @ 1750 |
JSJ |
Bubbling, roiling, churning, doming, but no eruption. |
| 15503 |
10 Aug 2020 @ 1928 |
--- |
minissa |
Weren't sure what to call this. It had one tall (? 20 feet) burst from sub-surface pool followed by a bit of splashing seen above the top of the opening, then drained |
| 15370 |
04 Aug 2020 @ 2341 |
--- |
Tara |
boil up |
| 14985 |
14 Jul 2020 @ 1909 |
--- |
William |
boiled but did not erupt |
| 14529 |
03 Jun 2020 @ 2146 |
--- |
William |
failed attempt at eruption |
| 13879 |
04 Oct 2019 @ 1800 |
--- |
Tara |
Visible water level ~8" below inner rim, group probably in a stall. See other notes. |
| 13823 |
27 Sep 2019 @ 1936 |
27 Sep 2019 @ 1937 |
Tara |
Boiled up and filled basin but did not erupt. |
| 13776 |
21 Sep 2019 @ 1906 |
21 Sep 2019 @ 1908 |
Tara |
Overflowed main crater rim with boiling over vent, had two small splashes at 1908, then dropped below rim without erupting. |
| 13695 |
14 Sep 2019 @ 2348 |
--- |
Tara |
More eruptions may have happened during Fountain, but it was too steamy to see for sure. |
| 13584 |
05 Sep 2019 @ 2008 |
--- |
Graham |
Boiled up |
| 13556 |
05 Sep 2019 @ 0509 |
--- |
Graham |
Boiled with wesk splashes but did not erupt. |
| 13543 |
04 Sep 2019 @ 1505 |
--- |
Graham |
Boiled up but didnt erupt. |
| 13529 |
03 Sep 2019 @ 1636 |
--- |
Graham |
Boiled up but didnt erupt. |
| 13494 |
01 Sep 2019 @ 1622 |
--- |
Graham |
Boiled up but didn't erupt. |
| 13479 |
31 Aug 2019 @ 1738 |
--- |
Tara |
Boiled up for over a minute |
| 13456 |
29 Aug 2019 @ 1655 |
--- |
steve |
Boiled to a few feet |
| 13277 |
16 Aug 2019 @ 0018 |
--- |
Tara |
Boiled up without erupting |
| 13261 |
14 Aug 2019 @ 1841 |
--- |
minissa |
Water rose as 1841 Fountain started and stayed up for at least 20 min (hard to see due to steam and wind direction), occasional bubbles but never erupted |
| 13224 |
13 Aug 2019 @ 1920 |
--- |
Tara |
Visible boil. |
| 13155 |
10 Aug 2019 @ 1951 |
--- |
Tara |
Boiled up for about a minute but did not erupt. Water level dropped but boiling stayed in view for several minutes. |
| 13152 |
10 Aug 2019 @ 1849 |
--- |
Tara |
Visible boiling in progress on arrival. |
| 13144 |
10 Aug 2019 @ 1130 |
--- |
Tara |
Visible boiling |
| 13130 |
09 Aug 2019 @ 1342 |
--- |
Tara |
Visible boiling |
| 13020 |
04 Aug 2019 @ 0942 |
--- |
Stephen_Gemar |
Boiled up at this time. |
| 12944 |
01 Aug 2019 @ 2223 |
--- |
Tara |
Boiled up. |
| 12910 |
01 Aug 2019 @ 0716 |
--- |
rbwhitaker |
Boiled up two or three feet, but I didn't see it erupt. |
| 12501 |
16 Jul 2019 @ 0858 |
--- |
Barbara Lasseter |
Longish boil with one 3-4 ft burst |
| 12496 |
16 Jul 2019 @ 0146 |
--- |
Tara |
Boiled up but did not erupt. |
| 12460 |
12 Jul 2019 @ 1712 |
--- |
Tara |
First blips visible. Boils got stronger but Thief had not erupted as of 1815. |
| 12043 |
29 Jun 2019 @ 1827 |
--- |
Tara |
First water seen. |
| 11996 |
27 Jun 2019 @ 2204 |
--- |
Tara |
boiled up |
| 11994 |
27 Jun 2019 @ 2102 |
27 Jun 2019 @ 2142 |
Tara |
Visible water level and boiling in crater on arrival at 2102. Water level continued to rise until several boil ups just prior to the initial eruption. |
| 11590 |
05 Jun 2019 @ 0701 |
--- |
Graham |
Big boil |
| 11430 |
30 May 2019 @ 2110 |
--- |
Tara |
Water visible. No eruption of Fountain or Morning as of 2125. |
| 11433 |
30 May 2019 @ 1000 |
--- |
Kyle |
boiling up within crater up to 2 ft H
D= ~10 sec. boiling audible within FTN immediately prior |
| 11432 |
30 May 2019 @ 0952 |
--- |
Kyle |
boiling within crater 1-2 ft H. D<10 s. audible boiling within Fountain immediately prior |
| 11431 |
30 May 2019 @ 0944 |
--- |
Kyle |
boiling up within crater with a little water briefly visible. <1ft. audible boiling within Fountain immediately prior to MT |
| 11406 |
28 May 2019 @ 2154 |
--- |
Graham |
Boil up. |
| 11405 |
28 May 2019 @ 2129 |
--- |
Graham |
Boil up. |
| 11303 |
21 May 2019 @ 1430 |
21 May 2019 @ 1457 |
Kyle |
Steam cleared enough to see MT continual boiling 6-12 inches within crater prior to eruption |
| 11278 |
21 May 2019 @ 0553 |
--- |
Micah Kipple |
Periodically rising and surging. |
| 11207 |
10 May 2019 @ 2129 |
--- |
Tara |
Boiled up 2-3 feet. |
| 11011 |
20 Apr 2019 @ 1405 |
--- |
DanS |
Boiling but no eruption. |
| 7736 |
03 Sep 2017 @ 2359 |
--- |
Tara |
Boiled up but did not erupt. |
| 5669 |
03 Sep 2017 @ 1030 |
--- |
Graham |
Boiled with a few splashes but not a full wruption. |
| 5678 |
06 Aug 2017 @ 2054 |
--- |
JSJ |
Roiling at 2054 to 2055, but no eruption. |
| 4886 |
04 Aug 2017 @ 1817 |
--- |
Tara |
Boiled up. |
| 4885 |
03 Aug 2017 @ 2036 |
--- |
Tara |
Boiled up. |
| 4463 |
13 Jul 2017 @ 1921 |
--- |
Tara |
Boiled up enough tobout water in basin. |
| 4456 |
12 Jul 2017 @ 2202 |
--- |
Tara |
Boiled up but did not erupt. |