Last Known Eruption
7h 57m ago

Latest Eruptions

Eruption DurationInterval
28 May 2024 @ 13113m
28 May 2024 @ 13082m
28 May 2024 @ 13061m
28 May 2024 @ 13053m
28 May 2024 @ 13023m
28 May 2024 @ 12592m
28 May 2024 @ 12572m
28 May 2024 @ 12553m
28 May 2024 @ 1252 ini1d 5h 57m
27 May 2024 @ 065518h 28m
26 May 2024 @ 12272m
26 May 2024 @ 12253m
26 May 2024 @ 12224m
26 May 2024 @ 12183m
26 May 2024 @ 12154m
26 May 2024 @ 12116m
26 May 2024 @ 120513m
26 May 2024 @ 11527m
26 May 2024 @ 114516m
26 May 2024 @ 11298m
26 May 2024 @ 112123m
26 May 2024 @ 10589m
26 May 2024 @ 10497m
26 May 2024 @ 104213m
26 May 2024 @ 10299m
26 May 2024 @ 10209m
26 May 2024 @ 10119m
26 May 2024 @ 10028m
26 May 2024 @ 09549m
26 May 2024 @ 094519h 51m
25 May 2024 @ 13548m
25 May 2024 @ 13469m
25 May 2024 @ 13378m
25 May 2024 @ 132910m
25 May 2024 @ 131911m
25 May 2024 @ 130816h 31m
24 May 2024 @ 203717m
24 May 2024 @ 20202m
24 May 2024 @ 20183m
24 May 2024 @ 20152m
24 May 2024 @ 20133m
24 May 2024 @ 2010 ini7d 38m
17 May 2024 @ 19323m
17 May 2024 @ 19293m
17 May 2024 @ 19264m
17 May 2024 @ 19222m
17 May 2024 @ 1920 ini min4h 42m
17 May 2024 @ 14381m
17 May 2024 @ 14372m
17 May 2024 @ 14354m
17 May 2024 @ 14314m
17 May 2024 @ 14277m
17 May 2024 @ 142011m
17 May 2024 @ 140914m
17 May 2024 @ 13559m
17 May 2024 @ 134611m
17 May 2024 @ 13357m
17 May 2024 @ 132811m
17 May 2024 @ 131712m
17 May 2024 @ 130510m
17 May 2024 @ 125515m
17 May 2024 @ 12409m
17 May 2024 @ 123110m
17 May 2024 @ 12218m
17 May 2024 @ 121310m
17 May 2024 @ 120326m
17 May 2024 @ 113710m
17 May 2024 @ 11278m
17 May 2024 @ 111920m
17 May 2024 @ 1059 ini min15h 53m
16 May 2024 @ 190615m
16 May 2024 @ 18511m
16 May 2024 @ 185019s 2m
16 May 2024 @ 184821s 2m
16 May 2024 @ 18461m
16 May 2024 @ 18452m
16 May 2024 @ 18431m
16 May 2024 @ 18429s 2m
16 May 2024 @ 184016s 3m
16 May 2024 @ 18372m
16 May 2024 @ 18353m
16 May 2024 @ 18323m
16 May 2024 @ 18294m
16 May 2024 @ 18252m
16 May 2024 @ 1823 ini min1h 23m
16 May 2024 @ 17001d 20h 35m
14 May 2024 @ 20252m
14 May 2024 @ 20232m
14 May 2024 @ 2021 min2m
14 May 2024 @ 2019 min2m
14 May 2024 @ 2017 min3m
14 May 2024 @ 2014 ini2d 4h 43m
12 May 2024 @ 153110m
12 May 2024 @ 15216m
12 May 2024 @ 15157m
12 May 2024 @ 15085m
12 May 2024 @ 15038m
12 May 2024 @ 14552m
12 May 2024 @ 14531m
12 May 2024 @ 14521m

Interval Statistics

Interval Count100
Min1m
Max7d 38m
Mean3h 49m
Median7m
Initial-to-Initial
Interval Count5
Min8h 21m
Max7d 50m
Mean2d 17h 43m
Median1d 22h 9m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
34664 24 May 2024 @ 1952 --- Tara first grumbling and steaming
34561 14 May 2024 @ 1954 --- Tara First faint grumble with steam
34361 27 Apr 2024 @ 1332 --- Mikemcc jet continued throughout Fountain and at least once after fountain
28613 03 Oct 2023 @ 1000 03 Oct 2023 @ 1019 ThomasR Constant rumbling with a couple of tiny splashes in between.
28411 22 Sep 2023 @ 1057 --- ThomasR Jet continued after Fountain
28368 20 Sep 2023 @ 1458 20 Sep 2023 @ 1526 ThomasR Jet continued frequent eruptions during Fountain, but I did not record exact times.
28314 17 Sep 2023 @ 2130 --- SantaFe108 Began grumbling around this time, didn't stay to see if it erupted.
28019 04 Sep 2023 @ 1031 04 Sep 2023 @ 1101 LynnS Break in data collection
27978 03 Sep 2023 @ 1000 03 Sep 2023 @ 1300 LynnS Not under observation
27983 03 Sep 2023 @ 0710 03 Sep 2023 @ 1000 LynnS Did not erupt during this time
27949 02 Sep 2023 @ 0705 02 Sep 2023 @ 0805 LynnS Break in data collection
27919 01 Sep 2023 @ 0924 01 Sep 2023 @ 1530 LynnS Jet did not erupt during this time.
27831 28 Aug 2023 @ 1120 28 Aug 2023 @ 1245 LynnS Break in data collection
27775 25 Aug 2023 @ 1305 25 Aug 2023 @ 1505 LynnS Break in data collection
27764 24 Aug 2023 @ 1530 24 Aug 2023 @ 1730 LynnS Break in data collection
27763 24 Aug 2023 @ 1443 24 Aug 2023 @ 1454 LynnS Break in data collection
27759 24 Aug 2023 @ 0900 24 Aug 2023 @ 1150 LynnS Break in data collection
27746 23 Aug 2023 @ 1000 23 Aug 2023 @ 1225 LynnS Break in data collection
27743 23 Aug 2023 @ 0848 23 Aug 2023 @ 0908 LynnS Jet active at short intervals, but I did not record the individual eruptions.
27729 22 Aug 2023 @ 1021 22 Aug 2023 @ 1038 LynnS Jet was active but I didn’t record the eruptions
27713 21 Aug 2023 @ 1311 21 Aug 2023 @ 1340 LynnS Active at 1-3m intervals during Fountain’s eruption
27712 21 Aug 2023 @ 0821 21 Aug 2023 @ 0846 LynnS Jet was active at 1-3 minute intervals during Fountain’s eruption, but I did not record times due to the rain.
27672 18 Aug 2023 @ 1206 18 Aug 2023 @ 1225 LynnS Break in data collection
27647 16 Aug 2023 @ 1240 16 Aug 2023 @ 1300 LynnS Break in data collection
27502 10 Aug 2023 @ 1400 10 Aug 2023 @ 1510 LynnS Break in data collected
27480 09 Aug 2023 @ 1258 09 Aug 2023 @ 1727 JSJ No Jets at all.
27448 06 Aug 2023 @ 1514 --- LynnS Rainstorm arrived, stopped timing Jet
27447 06 Aug 2023 @ 1346 06 Aug 2023 @ 1419 LynnS Break in data collection
27420 05 Aug 2023 @ 1324 05 Aug 2023 @ 1354 LynnS Break in data collection
27408 04 Aug 2023 @ 0701 04 Aug 2023 @ 0723 LynnS Jet was active at 1-3 minute intervals during Fountain’s eruption but I did not record the individual eruptions.
27390 02 Aug 2023 @ 1200 02 Aug 2023 @ 1415 LynnS Break in collecting data
27373 01 Aug 2023 @ 1300 01 Aug 2023 @ 1410 LynnS Was not under observation during this time.
27232 25 Jul 2023 @ 0620 25 Jul 2023 @ 1458 LynnS Jet did not erupt during this time.
27197 24 Jul 2023 @ 1238 --- steve Grumbled but did not erupt
27144 21 Jul 2023 @ 0758 21 Jul 2023 @ 1228 LynnS Jet did not erupt during this time
27133 20 Jul 2023 @ 1250 20 Jul 2023 @ 1310 LynnS No data was collected during this time
27074 15 Jul 2023 @ 1544 15 Jul 2023 @ 1611 LynnS Jet erupted at 2-3 minute intervals during Fountain’s eruption, bit I didn’t record individual eruptions.
27075 15 Jul 2023 @ 0704 15 Jul 2023 @ 1317 LynnS Jet did not erupt during this time.
27067 14 Jul 2023 @ 1713 --- LynnS Active during Fountain
27054 13 Jul 2023 @ 1337 13 Jul 2023 @ 1820 LynnS Jet did not erupt during this time.
27053 13 Jul 2023 @ 1310 13 Jul 2023 @ 1321 LynnS Did not record eruptions of Jet whole watching for eruptions of Morning’s Thief
27026 12 Jul 2023 @ 1356 12 Jul 2023 @ 1403 LynnS Did not record eruptions of Jet
27025 12 Jul 2023 @ 1003 12 Jul 2023 @ 1032 LynnS Break in observation
26989 10 Jul 2023 @ 1816 10 Jul 2023 @ 1837 LynnS Jet active at 1-3 minute intervals during both Fountain’s 1810 and Super Frying Pan’s 1823 eruptions
26578 21 Jun 2023 @ 2135 --- Tara Second grumble, no further activity as of 2140
26577 21 Jun 2023 @ 2134 --- Tara First grumble after the end of Fountain.
26570 21 Jun 2023 @ 1422 21 Jun 2023 @ 1647 Nikki All closed intervals.
26564 21 Jun 2023 @ 1221 --- Craigmon99 Grumbling
26524 20 Jun 2023 @ 1552 --- Craigmon99 No eruption since last one. Grumbly
26382 16 Jun 2023 @ 1431 16 Jun 2023 @ 1452 JSJ Missed recording Jet eruptions in first ~half of Fountain's eruption.
26106 06 Jun 2023 @ 1920 --- Tara Started grumbling and steaming. Got slightly louder and continued until Fountain start at 1932 and Jet initial at 1935.
26034 03 Jun 2023 @ 1951 03 Jun 2023 @ 2005 Tara Heavier grumbling commenced about 10 minutes before Fountain started, at about the same time as Clepsydra started having more frequent splashing.
25986 03 Jun 2023 @ 1932 03 Jun 2023 @ 1950 Tara Very gentle but steady low rumbling.
25734 23 May 2023 @ 1904 --- Tara grumble
25733 23 May 2023 @ 1901 --- Tara grumble
25555 19 May 2023 @ 1505 19 May 2023 @ 1524 Tara steady low grumbling during this time
25559 19 May 2023 @ 1524 --- Tara loud grumble, no water
25558 19 May 2023 @ 1457 --- Tara grumble, no water
25557 19 May 2023 @ 1454 --- Tara louder grumble
25556 19 May 2023 @ 1453 --- Tara first grumble
24864 10 Jan 2023 @ 1607 --- Graham Aborted eruption
24862 10 Jan 2023 @ 1547 --- Graham Aborted eruption
24706 17 Oct 2022 @ 1932 --- Tara grumble, no water
24705 17 Oct 2022 @ 1931 --- Tara grumble, no water
24419 16 Oct 2022 @ 1526 --- SantaFe108 Grumbled but did not erupt.
24702 16 Oct 2022 @ 1414 --- Tara grumble, no water
24417 16 Oct 2022 @ 0745 16 Oct 2022 @ 1034 User34 Quiet
24698 10 Oct 2022 @ 1715 --- Tara first faint rumble after being quiet
24274 05 Oct 2022 @ 1616 --- steve For the last about 3 hours Jet has been trying to start but has only had weak sprays
24689 04 Oct 2022 @ 2051 --- Tara grumble, no water
24688 04 Oct 2022 @ 1716 --- Tara grumble, no water
24687 04 Oct 2022 @ 1713 --- Tara grumble, no water
24686 04 Oct 2022 @ 1630 --- Tara grumble, no water
24171 30 Sep 2022 @ 1616 --- Graham Grumbling but still no eruption.
24161 29 Sep 2022 @ 1030 --- ThomasR Tried, but didn’t erupt
23702 10 Sep 2022 @ 0838 10 Sep 2022 @ 0852 Stephen_Gemar Jet did not erupt during this period.
23598 05 Sep 2022 @ 1948 --- Tara heavy grumble just as SFP got to full strength and just before Ftn ended
24619 05 Sep 2022 @ 1948 --- Tara loud grumble, no water
23234 17 Aug 2022 @ 1432 17 Aug 2022 @ 1513 minissa Throughout this time, Jet continued to erupt every 2-3 minutes but continued to be quite short and very weak.
23166 13 Aug 2022 @ 2137 --- mjacka Arrived at 0741 and there was no activity except some growling. Soon was quiet. Eventually, lots of noise and what seemed to be attempts to erupt, but did not erupt until1120. Next eruption 1303 and began a series that became more and more frequent until Fountain ended its eruption. From 1303 to 1449 there were 25 eruptions, at the end coming 1 or 2 minutes apart, but weak. Last Jet was 1449.
23064 05 Aug 2022 @ 1812 05 Aug 2022 @ 1932 Tara Jet resumed low rumbling after Super Frying Pan ended at 1812, then had louder rumbling at 1833, then heavy grumbling with no water at 1842 and 1853. Finally it had a weak initial minor at 1857 with brief jetting from only 2 vents. It followed with loud grumbles with no water at 1859 and 1901, then a mostly normal minor at 1905. It followed with very weak minors at 1912, 1914, and 1925, and finally began having majors at 1932.
23063 05 Aug 2022 @ 1709 05 Aug 2022 @ 1759 Tara low rumbling all during this time, paused with eruption of Super Frying Pan at 1759
22820 23 Jul 2022 @ 2104 --- steve Gurgling and sounding like it may start
22808 23 Jul 2022 @ 1432 --- steve Tried to start
22731 20 Jul 2022 @ 1207 20 Jul 2022 @ 1226 LynnS Stopped writing down Jet eruptions during the remainder of Fountain’s eruption. Jet did erupt during Super Frying Pan’a eruption. Jet stopped erupting when Fountain’s eruption ended.
22596 15 Jul 2022 @ 0917 15 Jul 2022 @ 0928 LynnS Stopped recording eruptions of Jet
22570 14 Jul 2022 @ 0739 14 Jul 2022 @ 0759 LynnS Stopped timing Jet
22517 12 Jul 2022 @ 1142 --- LynnS Stopped timing druptions
22504 11 Jul 2022 @ 2042 --- Brian Jet series ended when SFP began pre play before its 2042 eruption
22364 06 Jul 2022 @ 0849 --- LynnS Stopped recording Jet eruptions; it kept erupting during Super Frying Pan and Fountain’s eruption
22261 01 Jul 2022 @ 0853 01 Jul 2022 @ 0919 LynnS Jet was erupting but I didn’t record them.
22239 30 Jun 2022 @ 1115 30 Jun 2022 @ 1300 LynnS Break in data collection
22238 30 Jun 2022 @ 0500 30 Jun 2022 @ 0652 LynnS No eruptions occurred during this time.
22217 29 Jun 2022 @ 1153 29 Jun 2022 @ 1215 LynnS Jet was a tive during Fountain’s eruption. Jet series ended at the end of Fountain.
22183 28 Jun 2022 @ 0936 28 Jun 2022 @ 1006 LynnS Did mot time Jet’s eruptduring Fountain’s eruption
22155 27 Jun 2022 @ 1205 27 Jun 2022 @ 1225 LynnS Break in data collection
22153 27 Jun 2022 @ 0958 27 Jun 2022 @ 1016 LynnS Did not record eruptions of Jet
22032 18 Jun 2022 @ 1541 --- Tara grumble and steam, no water
22029 18 Jun 2022 @ 1538 --- Tara First grumble and steam, no water
21642 01 Jun 2022 @ 1539 01 Jun 2022 @ 1552 CP Jet had been quiet all day but did this rapid series during an eruption of Fountain. There were probably some I missed.
EntrySourceLinkComment
11 Jun 2017 @ 1914 JSJ https://www.flickr.com/photos/jsjgeology/35242499242 Photo (1 of 3) of Jet Geyser's 7:14 to 7:15 PM eruption on 11 June 2017.
11 Jun 2017 @ 1908 JSJ https://www.flickr.com/photos/jsjgeology/35408922985 Photo (1 of 2) of Jet Geyser's 7:08 PM eruption on 11 June 2017.
03 Jun 2017 @ 1541 JSJ https://www.flickr.com/photos/jsjgeology/35242408252 Photo of Jet Geyser's 3:41 PM eruption on 3 June 2017.
03 Jun 2017 @ 1539 JSJ https://www.flickr.com/photos/jsjgeology/34599328523 Photo of Jet Geyser's 3:39 PM eruption on 3 June 2017.
05 Jun 2016 @ 1802 JSJ https://www.flickr.com/photos/jsjgeology/29006935972 Photo (1 of 2) of Jet Geyser's 6:02 PM eruption on 5 June 2016.
03 Jul 2016 @ 1851 JSJ https://www.flickr.com/photos/jsjgeology/28336841651 Photo (1 of 7) of Jet Geyser's 6:51 to 6:52 PM eruption on 3 July 2016.
09 Jun 2016 @ 1736 JSJ https://www.flickr.com/photos/jsjgeology/28493133703 Thermal image of Jet Geyser's 5:36 PM eruption on 9 June 2016.
Baseline does not exist.