Last Known Eruption
7h 19m ago

Latest Eruptions

Eruption DurationInterval
20 May 2019 @ 22172m
20 May 2019 @ 22151m
20 May 2019 @ 22142m
20 May 2019 @ 22121m
20 May 2019 @ 22112m
20 May 2019 @ 22091m
20 May 2019 @ 22082m
20 May 2019 @ 22061m
20 May 2019 @ 22052m
20 May 2019 @ 22032m
20 May 2019 @ 22011m
20 May 2019 @ 22002m
20 May 2019 @ 21582m
20 May 2019 @ 21562m
20 May 2019 @ 21541m
20 May 2019 @ 21532m
20 May 2019 @ 21511m
20 May 2019 @ 21503m
20 May 2019 @ 21478m
20 May 2019 @ 21396m
20 May 2019 @ 21338m
20 May 2019 @ 21257m
20 May 2019 @ 21187m
20 May 2019 @ 21117m
20 May 2019 @ 21048m
20 May 2019 @ 20567m
20 May 2019 @ 20499m
20 May 2019 @ 20407m
20 May 2019 @ 20339m
20 May 2019 @ 20247m
20 May 2019 @ 20176m
20 May 2019 @ 20118m
20 May 2019 @ 20037m
20 May 2019 @ 19562d 6h 20m
18 May 2019 @ 13362m
18 May 2019 @ 13342m
18 May 2019 @ 13323m
18 May 2019 @ 13291d 20h 42m
16 May 2019 @ 16479m
16 May 2019 @ 16388m
16 May 2019 @ 16309m
16 May 2019 @ 16218m
16 May 2019 @ 16138m
16 May 2019 @ 160511m
16 May 2019 @ 15546m
16 May 2019 @ 154822h 21m
15 May 2019 @ 1727 min25s 11m
15 May 2019 @ 17161m 4d 3h 53m
11 May 2019 @ 13231m
11 May 2019 @ 13222m
11 May 2019 @ 13201m
11 May 2019 @ 13192m
11 May 2019 @ 13171m
11 May 2019 @ 13162m
11 May 2019 @ 13141m
11 May 2019 @ 13131m
11 May 2019 @ 13122m
11 May 2019 @ 13101m
11 May 2019 @ 13092m
11 May 2019 @ 13072m
11 May 2019 @ 13053m
11 May 2019 @ 13023m
11 May 2019 @ 12592m
11 May 2019 @ 12572m
11 May 2019 @ 12552m
11 May 2019 @ 12533m
11 May 2019 @ 12508m
11 May 2019 @ 124236m
11 May 2019 @ 12069m
11 May 2019 @ 115714h 30m
10 May 2019 @ 2127 ini4d 2h 42m
06 May 2019 @ 18452m
06 May 2019 @ 18431m
06 May 2019 @ 18421m
06 May 2019 @ 18412m
06 May 2019 @ 18391m
06 May 2019 @ 18382m
06 May 2019 @ 18361m
06 May 2019 @ 18352m
06 May 2019 @ 18331m
06 May 2019 @ 18322d 3h 20m
04 May 2019 @ 15122m
04 May 2019 @ 15102m
04 May 2019 @ 15081m
04 May 2019 @ 15072m
04 May 2019 @ 15052m
04 May 2019 @ 15031m
04 May 2019 @ 15022m
04 May 2019 @ 15003m
04 May 2019 @ 14571m
04 May 2019 @ 14562m
04 May 2019 @ 14543m
04 May 2019 @ 14513m
04 May 2019 @ 14481m
04 May 2019 @ 14472m
04 May 2019 @ 14452m
04 May 2019 @ 144338m
04 May 2019 @ 1405 ie2h 47m
04 May 2019 @ 11189m
04 May 2019 @ 11099m

Interval Statistics

Interval Count100
Min1m
Max4d 3h 53m
Mean3h 57m
Median2m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
10642 21 Oct 2018 @ 0810 21 Oct 2018 @ 0830 rbwhitaker No eruptions, despite Fountain and Morning erupting. First noises heard at 830. Maybe it's trying.
10575 06 Oct 2018 @ 1720 06 Oct 2018 @ 1751 William Did not erupt between 17:20 and 17:51.
10288 18 Sep 2018 @ 1045 18 Sep 2018 @ 1344 Brian Jet quiet from 1045-1343
10136 10 Sep 2018 @ 0859 10 Sep 2018 @ 1429 Brian Jet was quiet from 0859 thru 1031. First rumble heard at 1031, but no eruption until 1135. Don’t think we missed any until start of Fountain at 1327 and Morning 1328. Between 1327 and 1429, likely missed several Jets due to large distractions in the opposite direction. Left platform at 1429 with Jet ie.
6325 12 Sep 2017 @ 1708 12 Sep 2017 @ 1735 ThomasR Numerous eruptions during Fountain.
5777 04 Sep 2017 @ 1610 04 Sep 2017 @ 1640 ThomasR Numerous short eruptions during Fountain.
5666 02 Sep 2017 @ 2042 02 Sep 2017 @ 2052 RMichaels Numerous eruptions.
5504 29 Aug 2017 @ 1715 29 Aug 2017 @ 1743 ThomasR Numerous short eruptions during Fountain.
5503 29 Aug 2017 @ 1304 29 Aug 2017 @ 1333 ThomasR Numerous short eruptions during Fountain.
5389 25 Aug 2017 @ 0947 25 Aug 2017 @ 1035 Brian No Jet eruption after FTN end before I left platform at 1035
4454 09 Jul 2017 @ 1936 --- Tara Rumble, no eruption.
4297 11 Jun 2017 @ 1957 --- JSJ Jet rumbling.
4298 11 Jun 2017 @ 1937 --- JSJ Rumbling at 1937 to 1938.
4245 06 Jun 2017 @ 2000 06 Jun 2017 @ 2154 LynnS Jet did not erupt during this time.
4191 03 Jun 2017 @ 1117 03 Jun 2017 @ 1352 JSJ No Jet Geyser eruptions.
4190 03 Jun 2017 @ 1345 --- JSJ Rumbling.
4124 22 May 2017 @ 1349 22 May 2017 @ 1422 Tara No Jets during this time, 1348 Jet was last of series.
4106 20 May 2017 @ 1543 20 May 2017 @ 1630 Tara Steaming and grumbling.
3771 09 Oct 2016 @ 2027 --- WillBoekel jet active during fountain.
3705 23 Sep 2016 @ 1038 23 Sep 2016 @ 1112 ThomasR Jet continued during and after the Fountain eruption.
3706 22 Sep 2016 @ 1337 22 Sep 2016 @ 1407 ThomasR Jet continued during and after the Fountain eruption.
3685 18 Sep 2016 @ 1452 --- ThomasR Jet continued during the Fountain eruption. No observed Jets after Fountain (stayed for another 10m).
3671 15 Sep 2016 @ 1739 15 Sep 2016 @ 1809 ThomasR Jet continued during the Fountain eruption.
3414 02 Aug 2016 @ 1237 02 Aug 2016 @ 1715 JSJ No Jet Geyser eruptions at all from 1237 to 1715.
3245 07 Jul 2016 @ 1247 07 Jul 2016 @ 1641 JSJ No Jet Geyser eruptions at all from 1247 to 1641 - not before Fountain's eruption & not during Fountain's eruption.
3196 03 Jul 2016 @ 1946 03 Jul 2016 @ 1959 JSJ Not a closed interval between the 1946 and 1959 eruptions of Jet Geyser - I was watching & filming Old Cone Geyser erupting. Didn't notice any additional Jet eruption(s) between those times.
3028 09 Jun 2016 @ 1223 09 Jun 2016 @ 1746 JSJ All Jet eruptions noted this afternoon are closed intervals.
3027 09 Jun 2016 @ 1735 --- JSJ Jet spit at 1735.
2975 05 Jun 2016 @ 1809 05 Jun 2016 @ 1905 JSJ No more Jet Geyser eruptions from the end of Fountain's eruption to when I left.
2525 13 Aug 2015 @ 1701 13 Aug 2015 @ 1900 JSJ No Jet Geyser eruptions from 1701 to 1900.
2041 06 Aug 2015 @ 1356 06 Aug 2015 @ 1727 JSJ No Jet eruptions from 1355 to 1727.
2617 14 May 2015 @ 1149 14 May 2015 @ 1438 JSJ No Jet Geyser eruptions between 1149 and 1438.
1926 10 Aug 2014 @ 1920 --- LynnS Jet was active during Fountain's eruption.
838 07 Jul 2013 @ 0700 07 Jul 2013 @ 1040 Tara Jet was erupting every few minutes prior to about 0700, when Super Frying Pan erupted. After Super Frying Pan, Jet was not seen again until moments after Morning stopped erupting at 1040. During the rest of Fountain\'s duration it was erupting every few minutes.
799 07 May 2013 @ 1200 07 May 2013 @ 2359 WillBoekel for the evening Fountain Jet was mainly only erupting from the vertical vent that normally erupts the tallest.
766 26 Feb 2013 @ 0000 26 Feb 2013 @ 2359 Graham YTG was present for Fountain but included a comment: \"note the lack of Jet times, that\'s because it didn\'t erupt\"
726 22 Dec 2012 @ 1429 --- WillBoekel No Jets before 14:29 Fountain
214 04 Sep 2011 @ 0837 --- LynnS not active during 0837 eruption of Fountain
210 28 Aug 2011 @ 1742 --- LynnS not active during 1742 eruption of Fountain
1815 26 Aug 2011 @ 1748 26 Aug 2011 @ 1815 LynnS Jet was not active during the 1748 eruption of Fountain.
207 25 Aug 2011 @ 1740 --- LynnS active during 1740 Fountain eruption
202 07 Jun 2011 @ 1815 --- LynnS active at 1-3 minute intervals throughout Fountain's 1815 eruption
201 03 Jun 2011 @ 0515 --- LynnS active as usual during Fountain's 0515 eruption
191 21 May 2011 @ 0911 --- LynnS erupted every 1 to 3 minutes during Fountain's eruption at 0911ie
192 21 May 2011 @ 0911 --- LynnS erupted every 1 to 3 minutes during Fountain's eruption at 0911ie
5041 28 Feb 1992 @ 1640 28 Feb 1992 @ 1649 JarnoO 16:4x
7543 17 Apr 1976 @ 0000 17 Apr 1976 @ 2359 JSJ 17 April 1976 - Eruptions rare and very brief.
306 26 Aug 1973 @ 1002 --- BoekelUpload 10:02 suds/channel
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.


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