Last Known Eruption
3d 4h 48m ago

Latest Eruptions

Eruption DurationInterval
26 Mar 2020 @ 1827 ie wc1d 22h 17m
24 Mar 2020 @ 2010 ie wc1d 9h 49m
23 Mar 2020 @ 1021 ie wc2d 43m
21 Mar 2020 @ 0938 ie wc20h 7m
20 Mar 2020 @ 1331 ie wc1d 3h 7m
19 Mar 2020 @ 1024 ie wc19h 9m
18 Mar 2020 @ 1515 ie wc1d 1h 39m
17 Mar 2020 @ 1336 wc~5m 5h 56m
17 Mar 2020 @ 0740 ie wc1d 16m
16 Mar 2020 @ 0724 ie wc17h 53m
15 Mar 2020 @ 1331 ie wc2d 4h 28m
13 Mar 2020 @ 0903 ie wc13h 46m
12 Mar 2020 @ 1917 ie wc3d 13h 21m
09 Mar 2020 @ 0556 ie wc1d 22h 19m
07 Mar 2020 @ 0637 ie wc12h 40m
06 Mar 2020 @ 1757 ie wc6d 3h 59m
29 Feb 2020 @ 1358 ie wc1d 2h 55m
28 Feb 2020 @ 1103 ie wc2h 28m
28 Feb 2020 @ 0835 wc15h 26m
27 Feb 2020 @ 1709 ie wc5h 59m
27 Feb 2020 @ 1110 wc3h 8m
27 Feb 2020 @ 0802 wc1h 42m
27 Feb 2020 @ 0620 ie wc≥8½m13h 22m
26 Feb 2020 @ 1658 ie wc1h 9m
26 Feb 2020 @ 1549 ie wc4h 48m
26 Feb 2020 @ 1101 ie wc1h 35m
26 Feb 2020 @ 0926 wc1d 51m
25 Feb 2020 @ 0835 ie wc1h 26m
25 Feb 2020 @ 0709 wc22h 52m
24 Feb 2020 @ 0817 wc~9m 1h 7m
24 Feb 2020 @ 0710 ie wc14h 17m
23 Feb 2020 @ 1653 ie wc1d 23h 3m
21 Feb 2020 @ 1750 ie wc4h 44m
21 Feb 2020 @ 1306 ie wc3h 28m
21 Feb 2020 @ 0938 ie wc1h 19m
21 Feb 2020 @ 0819 ie wc23h 36m
20 Feb 2020 @ 0843 ie wc1d 18h 19m
18 Feb 2020 @ 1424 ie wc6h 57m
18 Feb 2020 @ 0727 ie wc2d 16h 2m
15 Feb 2020 @ 1525 ie wc3d 7h 23m
12 Feb 2020 @ 0802 ie wc2d 16h 58m
09 Feb 2020 @ 1504 ie wc4d 3h 45m
05 Feb 2020 @ 1119 ie wc20h 22m
04 Feb 2020 @ 1457 ie wc6h 12m
04 Feb 2020 @ 0845 ie wc10d 21h 9m
24 Jan 2020 @ 1136 ie wc5d 2h 41m
19 Jan 2020 @ 0855 ie wc3d 49m
16 Jan 2020 @ 0806 ie wc5d 18h 16m
10 Jan 2020 @ 1350 ie wc4h 32m
10 Jan 2020 @ 0918 ie wc16h 7m
09 Jan 2020 @ 1711 ie wc7d 1h 34m
02 Jan 2020 @ 1537 ie wc4h 43m
02 Jan 2020 @ 1054 ns wc7d 21h 47m
25 Dec 2019 @ 1307 ie wc11d 21h 34m
13 Dec 2019 @ 1533 ie wc2d 3h 55m
11 Dec 2019 @ 1138 ns wc19d 2h 42m
22 Nov 2019 @ 0856 ie wc17d 1h 20m
05 Nov 2019 @ 0736 ie wc3d 22h 57m
01 Nov 2019 @ 0939 wc15d 5m
17 Oct 2019 @ 0934 wc1h 14m
17 Oct 2019 @ 0820 ns wc1h 6m
17 Oct 2019 @ 0714 ns wc14d 12h 44m
02 Oct 2019 @ 1830 wc2d 10h 7m
30 Sep 2019 @ 0823 ie wc1d 20m
29 Sep 2019 @ 0803 ? ie wc12d 23h 54m
16 Sep 2019 @ 0809 ie wc2d 23h 28m
13 Sep 2019 @ 0841 ie wc17h 11m
12 Sep 2019 @ 1530 ie13d 8h 7m
30 Aug 2019 @ 0723 ie wc3d 22h 25m
26 Aug 2019 @ 0858 ie wc9d 23h 46m
16 Aug 2019 @ 0912 ie wc10d 23h 52m
05 Aug 2019 @ 0920 ie wc9d 23h 39m
26 Jul 2019 @ 0941 ie wc11d 28m
15 Jul 2019 @ 0913 ie wc15d 1h 2m
30 Jun 2019 @ 0811 ie wc14d 22h 44m
15 Jun 2019 @ 0927 wc1d 1h 29m
14 Jun 2019 @ 0758 ie wc3d 22h 17m
10 Jun 2019 @ 0941 ie wc1h 16m
10 Jun 2019 @ 0825 ie wc11d 1h 34m
30 May 2019 @ 0651 ie wc26d 12m
04 May 2019 @ 0639 ie wc8d 21h 35m
25 Apr 2019 @ 0904 ie wc9d 23h 38m
15 Apr 2019 @ 0926 ie wc3d 1h 27m
12 Apr 2019 @ 0759 ie wc10h 50m
11 Apr 2019 @ 2109 wc5h 46m
11 Apr 2019 @ 1523 wc9d 4h 10m
02 Apr 2019 @ 1113 ie wc2d 27m
31 Mar 2019 @ 1046 ie wc2h 32m
31 Mar 2019 @ 0814 ie wc11d 17h 35m
19 Mar 2019 @ 1439 ie wc1d 5h 19m
18 Mar 2019 @ 0920 ie wc6d 20h 54m
11 Mar 2019 @ 1226 ie wc3h 54m
11 Mar 2019 @ 0832 ie wc5d 17h 19m
05 Mar 2019 @ 1413 ie wc3h 40m
05 Mar 2019 @ 1033 ie wc1h 16m
05 Mar 2019 @ 0917 ie wc1d 15h 28m
03 Mar 2019 @ 1749 ie wc2d 3h 17m
01 Mar 2019 @ 1432 ie wc4h 2m
01 Mar 2019 @ 1030 ie wc12d 21h 5m
16 Feb 2019 @ 1325 ie wc7d 26m

Interval Statistics

Interval Count100
Min1h 6m
Max26d 12m
Mean4d 2h 41m
Median1d 16h 53m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
10947 16 Feb 2019 @ 1205 --- JarnoO start of steaming event; ended before 1219.
10946 16 Feb 2019 @ 0936 --- JarnoO steam only, not sure if it's an actual eruption
7783 28 Oct 2017 @ 0839 --- JarnoO I think I saw some splashes above its cone
7731 22 Oct 2017 @ 1930 --- JSJ No daytime Split Cone eruptions.
7728 22 Oct 2017 @ 0720 --- JSJ No more Split Cone eruptions since the 2235 event last night.
7708 13 Oct 2017 @ 1940 --- JSJ No full Split Cone eruptions during the day. No activity to occasional light steaming (e.g., at 1332 for a couple hours) to somewhat moderate steaming.
7707 13 Oct 2017 @ 0710 --- JSJ No Split Cone eruptions overnight.
7706 12 Oct 2017 @ 1948 --- JSJ No Split Cone eruptions during the day.
7705 12 Oct 2017 @ 0709 --- JSJ No Split Cone eruptions overnight.
7704 11 Oct 2017 @ 1949 --- JSJ Light to moderate steaming in the early morning, when it was cold, but no full eruptions today.
7703 11 Oct 2017 @ 0730 --- JSJ No Split Cone eruptions overnight.
7564 01 Oct 2017 @ 0655 --- JSJ No full eruptions on GOSA's overnight capture. Light to ~moderate steaming only.
4373 27 Jun 2017 @ 1406 --- Art Split Cone mound struck by lightning.
4017 27 Apr 2017 @ 0250 27 Apr 2017 @ 0301 JSJ Steaming event from 0250 to 0301 (webcam observation) - not enough to interpret as an eruption (?).
3236 07 Jul 2016 @ 0326 --- JarnoO May have erupted. The steam cloud was visible for 6 minutes.
759 16 Feb 2013 @ 2000 17 Feb 2013 @ 0800 Micah Kipple Melted Runoff channel seems to indicate it erupted overnight.
EntrySourceLinkComment
07 Aug 2018 @ 1654 JSJ https://www.youtube.com/watch?v=NS87tzAqRls Video compilation of Split Cone Geyser's 4:54 to 5:06 PM eruption on 7 August 2018.
11 May 2017 @ 1731 JSJ https://www.youtube.com/watch?v=qgkZfDWlSn0 Video via web camera of part of Split Cone Geyser's 5:31 to 5:50 PM eruption on 11 May 2017.
04 May 2015 @ 0902 td http://tinypic.com/m/io3fih/3 snapped 09:10 MT 5/04/15
Baseline does not exist.


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