Last Known Eruption
13d 19h 57m ago

Latest Eruptions

Eruption DurationInterval
29 Oct 2018 @ 15381d 22h 56m
27 Oct 2018 @ 16422m
27 Oct 2018 @ 16403d 4h 22m
24 Oct 2018 @ 1218 A13d 21h 13m
10 Oct 2018 @ 15053d 19h 44m
06 Oct 2018 @ 192130s 5d 1h 22m
01 Oct 2018 @ 17593m
01 Oct 2018 @ 17565m
01 Oct 2018 @ 17511d 1h 8m
30 Sep 2018 @ 16432m
30 Sep 2018 @ 16418m
30 Sep 2018 @ 16332d 20h 56m
27 Sep 2018 @ 193712m
27 Sep 2018 @ 19253d 3h 28m
24 Sep 2018 @ 15573m
24 Sep 2018 @ 15546d 7h 53m
18 Sep 2018 @ 08013d 13h 7m
14 Sep 2018 @ 1854 min3d 1h 34m
11 Sep 2018 @ 17202m
11 Sep 2018 @ 17182d 19h 52m
08 Sep 2018 @ 21264m
08 Sep 2018 @ 21221d 6h 57m
07 Sep 2018 @ 14254m
07 Sep 2018 @ 14213m
07 Sep 2018 @ 14189m
07 Sep 2018 @ 14098m
07 Sep 2018 @ 1401~50s 53m
07 Sep 2018 @ 130822d 21h 52m
15 Aug 2018 @ 15165d 20h 26m
09 Aug 2018 @ 18506h 27m
09 Aug 2018 @ 12235m
09 Aug 2018 @ 121811d 2h 5m
29 Jul 2018 @ 10131d 23h 29m
27 Jul 2018 @ 10443m
27 Jul 2018 @ 10411d 13h 51m
25 Jul 2018 @ 20504m
25 Jul 2018 @ 20461d 12h 5m
24 Jul 2018 @ 0841 ns1d 13h 23m
22 Jul 2018 @ 19183m
22 Jul 2018 @ 19155h 26m
22 Jul 2018 @ 134916h 16m
21 Jul 2018 @ 21336m
21 Jul 2018 @ 21274d 7h 35m
17 Jul 2018 @ 13521d 1h 50m
16 Jul 2018 @ 120221h 52m
15 Jul 2018 @ 141022h 6m
14 Jul 2018 @ 16048h 50m
14 Jul 2018 @ 071410h 34m
13 Jul 2018 @ 20401d 12h 41m
12 Jul 2018 @ 07592m
12 Jul 2018 @ 075714h 56m
11 Jul 2018 @ 170110h 16m
11 Jul 2018 @ 06454m
11 Jul 2018 @ 06412m
11 Jul 2018 @ 063916h 40m
10 Jul 2018 @ 135918m
10 Jul 2018 @ 13413m
10 Jul 2018 @ 13385h 25m
10 Jul 2018 @ 08133m
10 Jul 2018 @ 08101d 55m
09 Jul 2018 @ 07153m
09 Jul 2018 @ 07123m
09 Jul 2018 @ 07099h 57m
08 Jul 2018 @ 211210h 38m
08 Jul 2018 @ 10342m
08 Jul 2018 @ 10322d 21h 48m
05 Jul 2018 @ 12443m
05 Jul 2018 @ 12414h 57m
05 Jul 2018 @ 07445m
05 Jul 2018 @ 07392m
05 Jul 2018 @ 073715h 15m
04 Jul 2018 @ 16229h 21m
04 Jul 2018 @ 07012d 22h 15m
01 Jul 2018 @ 084615h 14m
30 Jun 2018 @ 17322d 14m
28 Jun 2018 @ 17185h 22m
28 Jun 2018 @ 11565h 5m
28 Jun 2018 @ 06512m
28 Jun 2018 @ 064910h 14m
27 Jun 2018 @ 20356m
27 Jun 2018 @ 20294h 56m
27 Jun 2018 @ 15331d 6h 13m
26 Jun 2018 @ 09202m
26 Jun 2018 @ 091815h 28m
25 Jun 2018 @ 17501d 7h 57m
24 Jun 2018 @ 09533m
24 Jun 2018 @ 09502m
24 Jun 2018 @ 09486d 23h 31m
17 Jun 2018 @ 10173m
17 Jun 2018 @ 101415h 38m
16 Jun 2018 @ 18363m
16 Jun 2018 @ 18335h 12m
16 Jun 2018 @ 13212d 20h 0m
13 Jun 2018 @ 1721<1m 1d 1h 52m
12 Jun 2018 @ 15292d 19h 11m
09 Jun 2018 @ 20183d 2h 41m
06 Jun 2018 @ 17373d 22h 39m
02 Jun 2018 @ 18583m
02 Jun 2018 @ 18555h 15m
02 Jun 2018 @ 13402m

Interval Statistics

Interval Count100
Min2m
Max22d 21h 52m
Mean1d 11h 46m
Median9h 5m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
7736 03 Sep 2017 @ 2359 --- Tara Boiled up but did not erupt.
5669 03 Sep 2017 @ 1030 --- Graham Boiled with a few splashes but not a full wruption.
5678 06 Aug 2017 @ 2054 --- JSJ Roiling at 2054 to 2055, but no eruption.
4886 04 Aug 2017 @ 1817 --- Tara Boiled up.
4885 03 Aug 2017 @ 2036 --- Tara Boiled up.
4463 13 Jul 2017 @ 1921 --- Tara Boiled up enough tobout water in basin.
4456 12 Jul 2017 @ 2202 --- Tara Boiled up but did not erupt.
4453 09 Jul 2017 @ 1938 --- Tara Very weak boil-up, water barely visible.
4383 30 Jun 2017 @ 2128 --- Tara Boiled up weakly at 2128, 2130, and 2131, no water into basin.
4382 29 Jun 2017 @ 2132 --- Tara Boiled up with water into the basin but did not erupt.
4282 08 Jun 2017 @ 2138 --- Tara Boiled up but did not erupt.
4148 27 May 2017 @ 1737 --- Tara Boiled up but did not erupt.
4091 12 May 2017 @ 2054 --- Tara Boiled up, no eruption.
4085 12 May 2017 @ 1248 --- Tara boiled up but did not erupt
4042 04 May 2017 @ 1706 --- Tara boiled up but did not erupt
3479 12 Aug 2016 @ 1623 --- JSJ Morning's Thief Geyser engaged in basin-wide roiling from 1623 to 1624, but no follow-up eruption(s).
3415 02 Aug 2016 @ 1718 --- JSJ Roiling at 1718, but no follow-up eruptions.
3412 02 Aug 2016 @ 1211 02 Aug 2016 @ 1213 JSJ Morning's Thief Geyser engaged in low roiling at 1211 and 1213, but no follow-up eruptions.
3387 30 Jul 2016 @ 1708 30 Jul 2016 @ 1712 Tara Boiled up at 1708 and 1712, no eruption.
2120 13 Aug 2015 @ 1312 --- JSJ Pool level rising with roiling/boiling at 1312, but no immediately subsequent eruption.
658 31 Oct 2012 @ 0000 31 Oct 2012 @ 1200 Maureen Steve was out at Fountain last night and saw multiple Morning\'s Thief eruptions for over 3 hours, yet no Fountain or Morning activity.
2708 30 Aug 2010 @ 1630 --- Tara Morning's Thief boiled up to about 5 feet at the start of Fountain but didn't have a full eruption.
EntrySourceLinkComment
06 Aug 2017 @ 1304 JSJ https://www.flickr.com/photos/jsjgeology/36442715011 Photo (out of 6) of Morning's Thief Geyser's 1:04 PM eruption on 6 August 2017.
10 Aug 2017 @ 1700 JSJ https://www.flickr.com/photos/jsjgeology/36183820090 Photo (out of 3) of Morning's Thief Geyser's 5:00 PM eruption on 10 August 2017.
10 Aug 2017 @ 1703 JSJ https://www.flickr.com/photos/jsjgeology/36183816810 Photo (1 of 4) of Morning's Thief Geyser's 5:03 to 5:04 eruption on 10 August 2017.
14 May 2015 @ 1715 JSJ https://www.youtube.com/watch?v=NHF-LylA7UY Video of the 5:15 PM eruption of Morning Thief's Geyser on 14 May 2015.
08 Jul 2014 @ 0826 JSJ https://www.youtube.com/watch?v=7zuQk8JsNTQ Clip # 1 of this video compilation depicts the Morning's Thief-Fountain dual eruption.
12 Jul 2014 @ 1532 JSJ https://www.youtube.com/watch?v=RKmS2pgjyGw Clips # 1-2 and # 7-8 of this video compilation depict the Fountain-Morning's Thief dual eruptions at 1532-1533 and 1536-1537.
Baseline does not exist.


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