Last Known Eruption
11d 6h 5m ago

Latest Eruptions

Eruption DurationInterval
09 Oct 2020 @ 0852 ie wc4d 23h 38m
04 Oct 2020 @ 0914 ie wc1d 4h 36m
03 Oct 2020 @ 0438 ie wc10d 19h 17m
22 Sep 2020 @ 0921 ie wc8d 1h 31m
14 Sep 2020 @ 0750 ie wc7d 23h 10m
06 Sep 2020 @ 0840 ie wc3d 10m
03 Sep 2020 @ 0830 ie wc4d 23h 42m
29 Aug 2020 @ 0848 ie wc1d 21h 54m
27 Aug 2020 @ 1054 ie wc5d 2h 26m
22 Aug 2020 @ 0828 ie wc1h 23m
22 Aug 2020 @ 0705 ns wc6d 22h 13m
15 Aug 2020 @ 0852 ie wc10d 56m
05 Aug 2020 @ 0756 wc5d 23h 56m
30 Jul 2020 @ 0800 ie wc2d 23h 5m
27 Jul 2020 @ 0855 ie wc3h 9m
27 Jul 2020 @ 0546 ie wc2d 20h 8m
24 Jul 2020 @ 0938 ie wc2h 40m
24 Jul 2020 @ 0658 ie wc1h 13m
24 Jul 2020 @ 0545 ie wc1d 20h 35m
22 Jul 2020 @ 0910 ie wc3h 26m
22 Jul 2020 @ 0544 ie wc5d 21h 10m
16 Jul 2020 @ 0834 ie wc1d 51m
15 Jul 2020 @ 0743 ie wc22h 50m
14 Jul 2020 @ 0853 ie wc3d 27m
11 Jul 2020 @ 0826 ie wc1d 23h 56m
09 Jul 2020 @ 0830 ie wc4d 1h 58m
05 Jul 2020 @ 0632 ie wc1d 22h 58m
03 Jul 2020 @ 0734 ie wc2d 1h 40m
01 Jul 2020 @ 0554 ie wc1d 17h 50m
29 Jun 2020 @ 1204 ie wc5d 2h 48m
24 Jun 2020 @ 0916 ie wc2h 53m
24 Jun 2020 @ 0623 ie wc1d 3m
23 Jun 2020 @ 0620 wc1h 31m
23 Jun 2020 @ 0449 wc1d 21h 46m
21 Jun 2020 @ 0703 ie wc1d 23h 52m
19 Jun 2020 @ 0711 ie wc1h 15m
19 Jun 2020 @ 0556 ie wc6h 4m
18 Jun 2020 @ 2352 wc15h 33m
18 Jun 2020 @ 0819 ie wc1d 13h 27m
16 Jun 2020 @ 1852 ie wc12h 46m
16 Jun 2020 @ 0606 wc6d 10h 2m
09 Jun 2020 @ 2004 ie17h 49m
09 Jun 2020 @ 0215 wc1d 15h 26m
07 Jun 2020 @ 1049 ie wc3h 11m
07 Jun 2020 @ 0738 ie wc3d 15h 3m
03 Jun 2020 @ 1635 ie wc2d 11h 12m
01 Jun 2020 @ 0523 ie wc4d 20h 8m
27 May 2020 @ 0915 ie wc1h 21m
27 May 2020 @ 0754 ns wc1h 19m
27 May 2020 @ 0635 ns wc10h 43m
26 May 2020 @ 1952 ie wc1h 42m
26 May 2020 @ 1810 ns wc1h 12m
26 May 2020 @ 1658 ns wc4h 39m
26 May 2020 @ 1219 ie wc1h 24m
26 May 2020 @ 1055 ns wc1h 46m
26 May 2020 @ 0909 ns wc1h 15m
26 May 2020 @ 0754 ie wc1h 20m
26 May 2020 @ 0634 ns wc15h 24m
25 May 2020 @ 1510 ns wc1h 16m
25 May 2020 @ 1354 ie wc1h 16m
25 May 2020 @ 1238 ie wc1h 19m
25 May 2020 @ 1119 ie wc1h 16m
25 May 2020 @ 1003 ie wc1h 15m
25 May 2020 @ 0848 ns wc1h 13m
25 May 2020 @ 0735 ie wc2h 34m
25 May 2020 @ 0501 wc14h 34m
24 May 2020 @ 1427 ns wc51m
24 May 2020 @ 1336 ie wc1h 33m
24 May 2020 @ 1203 ie wc1h 16m
24 May 2020 @ 1047 ns wc1h 31m
24 May 2020 @ 0916 ns wc1h 18m
24 May 2020 @ 0758 ie wc1h 16m
24 May 2020 @ 0642 ie wc1d 13h 38m
22 May 2020 @ 1704 ie wc1h 59m
22 May 2020 @ 1505 ns wc1h 19m
22 May 2020 @ 1346 ie wc1h 10m
22 May 2020 @ 1236 ns wc1h 21m
22 May 2020 @ 1115 ie wc20h 49m
21 May 2020 @ 1426 ie wc3h 8m
21 May 2020 @ 1118 ie wc1h 34m
21 May 2020 @ 0944 ie wc1h 14m
21 May 2020 @ 0830 ie wc1h 20m
21 May 2020 @ 0710 ie wc1h 14m
21 May 2020 @ 0556 ie wc11h 36m
20 May 2020 @ 1820 ie wc3h 37m
20 May 2020 @ 1443 ns wc2h 35m
20 May 2020 @ 1208 ie wc1h 37m
20 May 2020 @ 1031 ie wc1h 33m
20 May 2020 @ 0858 ns wc2h 27m
20 May 2020 @ 0631 ie wc14h 44m
19 May 2020 @ 1547 ie wc1h 18m
19 May 2020 @ 1429 ie wc1h 16m
19 May 2020 @ 1313 ie wc1h 24m
19 May 2020 @ 1149 ie wc1h 20m
19 May 2020 @ 1029 ie wc1h 26m
19 May 2020 @ 0903 ie wc1h 37m
19 May 2020 @ 0726 ie wc1h 14m
19 May 2020 @ 0612 ns wc14h 24m
18 May 2020 @ 1548 ie wc1h 12m
18 May 2020 @ 1436 ie wc1h 29m

Interval Statistics

Interval Count100
Min51m
Max10d 19h 17m
Mean1d 10h 31m
Median3h 10m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
16365 08 Oct 2020 @ 0820 --- Betty Heavy steam, but no water visible
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.