Last Known Eruption
1d 11h 45m ago

Latest Eruptions

Eruption DurationInterval
22 May 2018 @ 18114m
22 May 2018 @ 18074m
22 May 2018 @ 18032d 3h 55m
20 May 2018 @ 14087m
20 May 2018 @ 14018m
20 May 2018 @ 13537m
20 May 2018 @ 13468m
20 May 2018 @ 13387m
20 May 2018 @ 1331 ie7m
20 May 2018 @ 1324 ie3d 22h 58m
16 May 2018 @ 14262m
16 May 2018 @ 14246m
16 May 2018 @ 14182m
16 May 2018 @ 14162h 48m
16 May 2018 @ 11287m
16 May 2018 @ 11219m
16 May 2018 @ 11128m
16 May 2018 @ 110410m
16 May 2018 @ 10549m
16 May 2018 @ 104510d 21h 11m
05 May 2018 @ 13341m
05 May 2018 @ 13332m
05 May 2018 @ 13312m
05 May 2018 @ 13292m
05 May 2018 @ 13273m
05 May 2018 @ 13243m
05 May 2018 @ 13213m
05 May 2018 @ 13185m
05 May 2018 @ 13136m
05 May 2018 @ 130715m
05 May 2018 @ 12529m
05 May 2018 @ 124310m
05 May 2018 @ 123310m
05 May 2018 @ 12231d 21h 33m
03 May 2018 @ 14503m
03 May 2018 @ 14471m
03 May 2018 @ 14462m
03 May 2018 @ 14441m
03 May 2018 @ 14432m
03 May 2018 @ 14411h 5m
03 May 2018 @ 133619h 40m
02 May 2018 @ 17562m
02 May 2018 @ 17542m
02 May 2018 @ 17521m
02 May 2018 @ 1751 ini1d 2h 30m
01 May 2018 @ 15212m
01 May 2018 @ 15193m
01 May 2018 @ 15162m
01 May 2018 @ 15147m
01 May 2018 @ 15077m
01 May 2018 @ 15008m
01 May 2018 @ 14527m
01 May 2018 @ 14458m
01 May 2018 @ 14378m
01 May 2018 @ 14298m
01 May 2018 @ 14217m
01 May 2018 @ 14141m 7m
01 May 2018 @ 14074h 3m
01 May 2018 @ 10042m
01 May 2018 @ 10021d 14h 48m
29 Apr 2018 @ 19146m
29 Apr 2018 @ 19086m
29 Apr 2018 @ 19028m
29 Apr 2018 @ 18547m
29 Apr 2018 @ 18475d 2h 50m
24 Apr 2018 @ 15576m
24 Apr 2018 @ 155123h 48m
23 Apr 2018 @ 160323h 40m
22 Apr 2018 @ 16234m
22 Apr 2018 @ 16196m
22 Apr 2018 @ 16137m
22 Apr 2018 @ 16067m
22 Apr 2018 @ 15597m
22 Apr 2018 @ 15522d 5h 4m
20 Apr 2018 @ 104853d 34m
26 Feb 2018 @ 09147m
26 Feb 2018 @ 090760d 21m
28 Dec 2017 @ 084681d 16h 22m
07 Oct 2017 @ 17241m
07 Oct 2017 @ 17232m
07 Oct 2017 @ 17211m
07 Oct 2017 @ 17202m
07 Oct 2017 @ 17182m
07 Oct 2017 @ 17163m
07 Oct 2017 @ 17133m
07 Oct 2017 @ 17101m
07 Oct 2017 @ 1709 min2m
07 Oct 2017 @ 17072m
07 Oct 2017 @ 17053m
07 Oct 2017 @ 17024m
07 Oct 2017 @ 16589m
07 Oct 2017 @ 16498m
07 Oct 2017 @ 16417m
07 Oct 2017 @ 163416m
07 Oct 2017 @ 16188m
07 Oct 2017 @ 16105d 5h 8m
02 Oct 2017 @ 11021h 44m
02 Oct 2017 @ 09188m
02 Oct 2017 @ 091019h 37m
01 Oct 2017 @ 13333m

Interval Statistics

Interval Count100
Min1m
Max81d 16h 22m
Mean2d 7h 58m
Median7m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
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
206 24 Aug 2011 @ 0000 24 Aug 2011 @ 2359 LynnS Note about activity during 1740 Fountain should be 8-25, not 8-24.
205 24 Aug 2011 @ 1740 --- LynnS active during 1740 eruption of Fountain
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 DGInc 16:4x
7543 17 Apr 1976 @ 0000 17 Apr 1976 @ 2359 JSJ 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.


All data is shown in US/Mountain timezone unless specified otherwise.

GeyserTimes.org is not affiliated with the National Park Service, but it is "for the benefit and enjoyment of the people".

If you have any questions or comments please contact: webmaster@geysertimes.org

Support open geyser data: Patreon Page

© Copyright 2011-2018

Facebook Page Telegram Channel Google+ Page Get it on Google Play Download on the App Store

Google Play and the Google Play logo are trademarks of Google LLC.

Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.