Last Known Eruption
9h 44m ago

Latest Eruptions

Eruption DurationInterval
16 Jul 2018 @ 11492d 4h 41m
14 Jul 2018 @ 07087m
14 Jul 2018 @ 07017m
14 Jul 2018 @ 06548m
14 Jul 2018 @ 06469h 56m
13 Jul 2018 @ 20503m
13 Jul 2018 @ 20473m
13 Jul 2018 @ 204441m
13 Jul 2018 @ 20038m
13 Jul 2018 @ 19551d 12h 6m
12 Jul 2018 @ 07492m
12 Jul 2018 @ 07475m
12 Jul 2018 @ 07426m
12 Jul 2018 @ 073614h 44m
11 Jul 2018 @ 16526m
11 Jul 2018 @ 16469m
11 Jul 2018 @ 16374h 42m
11 Jul 2018 @ 1155 ini39m
11 Jul 2018 @ 11167m
11 Jul 2018 @ 11096m
11 Jul 2018 @ 11037m
11 Jul 2018 @ 10567m
11 Jul 2018 @ 10497m
11 Jul 2018 @ 10428m
11 Jul 2018 @ 103413m
11 Jul 2018 @ 1021 ini14h 20m
10 Jul 2018 @ 200111m
10 Jul 2018 @ 195010m
10 Jul 2018 @ 194010m
10 Jul 2018 @ 19308m
10 Jul 2018 @ 19229m
10 Jul 2018 @ 19139m
10 Jul 2018 @ 190412m
10 Jul 2018 @ 185212m
10 Jul 2018 @ 1840 ini4h 33m
10 Jul 2018 @ 14072m
10 Jul 2018 @ 14051m
10 Jul 2018 @ 14042m
10 Jul 2018 @ 14021m
10 Jul 2018 @ 14012m
10 Jul 2018 @ 13591m
10 Jul 2018 @ 13582m
10 Jul 2018 @ 13562m
10 Jul 2018 @ 13541m
10 Jul 2018 @ 13532m
10 Jul 2018 @ 13512m
10 Jul 2018 @ 13493m
10 Jul 2018 @ 13463m
10 Jul 2018 @ 13433m
10 Jul 2018 @ 13404m
10 Jul 2018 @ 13367m
10 Jul 2018 @ 13298m
10 Jul 2018 @ 13218m
10 Jul 2018 @ 13136m
10 Jul 2018 @ 1307 ini4h 29m
10 Jul 2018 @ 08381m
10 Jul 2018 @ 08371m
10 Jul 2018 @ 08362m
10 Jul 2018 @ 0834 ini1d 1h 18m
09 Jul 2018 @ 071620h 12m
08 Jul 2018 @ 1104 min1m
08 Jul 2018 @ 11032m
08 Jul 2018 @ 11013m
08 Jul 2018 @ 1058 ini3d 3h 4m
05 Jul 2018 @ 07543m
05 Jul 2018 @ 07514m
05 Jul 2018 @ 07474m
05 Jul 2018 @ 07434m
05 Jul 2018 @ 073914h 50m
04 Jul 2018 @ 16491m
04 Jul 2018 @ 16482m
04 Jul 2018 @ 16461m
04 Jul 2018 @ 16452m
04 Jul 2018 @ 16432m
04 Jul 2018 @ 16411m
04 Jul 2018 @ 16402m
04 Jul 2018 @ 16382m
04 Jul 2018 @ 16362m
04 Jul 2018 @ 16342m
04 Jul 2018 @ 16322m
04 Jul 2018 @ 1630 ini3d 22h 35m
30 Jun 2018 @ 17551m
30 Jun 2018 @ 17542m
30 Jun 2018 @ 17521m
30 Jun 2018 @ 17512m
30 Jun 2018 @ 17491m
30 Jun 2018 @ 17482m
30 Jun 2018 @ 17462m
30 Jun 2018 @ 17441m
30 Jun 2018 @ 17432m
30 Jun 2018 @ 17412m
30 Jun 2018 @ 17392m
30 Jun 2018 @ 17374m
30 Jun 2018 @ 17334m
30 Jun 2018 @ 17295m
30 Jun 2018 @ 17247m
30 Jun 2018 @ 17171d 23h 37m
28 Jun 2018 @ 17402m
28 Jun 2018 @ 17381m
28 Jun 2018 @ 17371m

Interval Statistics

Interval Count100
Min1m
Max3d 22h 35m
Mean4h 15m
Median4m
Initial-to-Initial
Interval Count6
Min1h 34m
Max3d 18h 28m
Mean1d 3h 14m
Median10h 37m

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.


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