Last Known Eruption
9d 4h 59m ago

Latest Eruptions

Eruption DurationInterval
16 Oct 2020 @ 1444 ie1d 3h 19m
15 Oct 2020 @ 1125 ie wc3h 57m
15 Oct 2020 @ 0728 ie wc6d 20h 48m
08 Oct 2020 @ 1040 ie2h 33m
08 Oct 2020 @ 0807 ie wc15h 49m
07 Oct 2020 @ 1618 ie7d 8h 28m
30 Sep 2020 @ 0750 ie wc2d 32m
28 Sep 2020 @ 0718 ns wc9d 21h 59m
18 Sep 2020 @ 0919 ie wc1h 7m
18 Sep 2020 @ 0812 ie2d 23h 1m
15 Sep 2020 @ 0911 ie wc1d 51m
14 Sep 2020 @ 0820 ie wc4d 13h 27m
09 Sep 2020 @ 1853 ie wc9h 52m
09 Sep 2020 @ 0901 ie wc3d 15h 31m
05 Sep 2020 @ 1730 ie10d 9h 58m
26 Aug 2020 @ 0732 ie wc10d 13h 43m
15 Aug 2020 @ 1749 ie3d 10h 2m
12 Aug 2020 @ 0747 ie wc41d 29m
02 Jul 2020 @ 0718 ie wc23m
02 Jul 2020 @ 0655 ie wc22h 45m
01 Jul 2020 @ 0810 ie wc1h 12m
01 Jul 2020 @ 0658 ie wc1d 15h 54m
29 Jun 2020 @ 1504 ie5h 8m
29 Jun 2020 @ 0956 ie9d 2h 2m
20 Jun 2020 @ 0754 ie wc3d 12h 33m
16 Jun 2020 @ 1921 ie wc29d 12h 39m
18 May 2020 @ 0642 ie wc8d 23h 26m
09 May 2020 @ 0716 ie wc8d 23h 56m
30 Apr 2020 @ 0720 ie wc97d 22h 45m
23 Jan 2020 @ 0735 ie23h 27m
22 Jan 2020 @ 0808 ie18h 17m
21 Jan 2020 @ 1351 ie2d 6m
19 Jan 2020 @ 1345 ie20d 3h 19m
30 Dec 2019 @ 1026 ie18d 1m
12 Dec 2019 @ 1025 ie51d 21h 18m
21 Oct 2019 @ 1407 ie36d 1h 39m
15 Sep 2019 @ 1228 ie41d 1h 19m
05 Aug 2019 @ 1109 ie2d 19h 50m
02 Aug 2019 @ 1519 ie1d 19h 43m
31 Jul 2019 @ 1936 ie36d 2h 58m
25 Jun 2019 @ 1638 ie33m
25 Jun 2019 @ 1605 ie9d 21h 21m
15 Jun 2019 @ 1844 ie4d 2h 8m
11 Jun 2019 @ 1636 ie6h 22m
11 Jun 2019 @ 1014 ie1d 12m
10 Jun 2019 @ 1002 ie20h 56m
09 Jun 2019 @ 1306 ie6h 27m
09 Jun 2019 @ 0639 ie15h 26m
08 Jun 2019 @ 1513 ie23h 53m
07 Jun 2019 @ 1520 ie5d 5h 8m
02 Jun 2019 @ 1012 ie45m
02 Jun 2019 @ 0927 ie12h 57m
01 Jun 2019 @ 2030 ie13h 57m
01 Jun 2019 @ 0633 ie13h 49m
31 May 2019 @ 1644 ie6h 3m
31 May 2019 @ 1041 ie2d 1h 43m
29 May 2019 @ 0858 ie1d 1h 9m
28 May 2019 @ 0749 ie2d 12h 30m
25 May 2019 @ 1919 ie7d 10h 48m
18 May 2019 @ 0831 ie2d 14h 49m
15 May 2019 @ 1742 ie12d 5h 48m
03 May 2019 @ 1154 ie13d 19h 10m
19 Apr 2019 @ 1644 ie6h 37m
19 Apr 2019 @ 100782d 1h 43m
27 Jan 2019 @ 0724 ie3d 23h 59m
23 Jan 2019 @ 0725 ie1d 23h 59m
21 Jan 2019 @ 0726 ie14h 22m
20 Jan 2019 @ 1704 ie76d 4h 36m
05 Nov 2018 @ 1228 ie2d 3h 51m
03 Nov 2018 @ 0937 ie1d 24m
02 Nov 2018 @ 0913 ie3d 20h 51m
29 Oct 2018 @ 1222 ie8d 1h 9m
21 Oct 2018 @ 1113 ie19d 17h 45m
01 Oct 2018 @ 1728 ie6d 18h 44m
24 Sep 2018 @ 2244 ie5d 12h 22m
19 Sep 2018 @ 1022 ie19h 19m
18 Sep 2018 @ 1503 ie9h 47m
18 Sep 2018 @ 0516 ie1d 17h 7m
16 Sep 2018 @ 1209 ie5h 4m
16 Sep 2018 @ 0705 ie9h 15m
15 Sep 2018 @ 2150 ie3d 9h 42m
12 Sep 2018 @ 1208 ie1d 3h 17m
11 Sep 2018 @ 0851 ie2d 23h 52m
08 Sep 2018 @ 0859 ie2d 23h 55m
05 Sep 2018 @ 0904 ie1d 7m
04 Sep 2018 @ 085756m
04 Sep 2018 @ 0801 ie17h 32m
03 Sep 2018 @ 1429 ie6h 10m
03 Sep 2018 @ 0819 ie15h 49m
02 Sep 2018 @ 1630 ie7h 57m
02 Sep 2018 @ 0833 ie1d 12h 28m
31 Aug 2018 @ 200510h 55m
31 Aug 2018 @ 0910 ie16h 38m
30 Aug 2018 @ 1632 ie4h 24m
30 Aug 2018 @ 1208 ie1d 17h 30m
28 Aug 2018 @ 1838 ie1d 3h 11m
27 Aug 2018 @ 1527 ie1d 5h 31m
26 Aug 2018 @ 0956 ie2d 13h 11m
23 Aug 2018 @ 2045 ie1d 4h 36m
22 Aug 2018 @ 16094d 3h 16m

Interval Statistics

Interval Count100
Min23m
Max97d 22h 45m
Mean7d 21h 37m
Median1d 18h 36m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
14770 29 Jun 2020 @ 1117 --- steve Mouth is off, although you can hear bubbling in the vent
14124 16 Feb 2020 @ 1104 --- User34 Stopped and completely drained for 30 seconds. Started while still empty.
12377 06 Jul 2019 @ 0657 --- lc ie every time I have been past it, 7 days
11667 08 Jun 2019 @ 1943 --- Graham Already off and drained.
11642 08 Jun 2019 @ 0502 --- Graham Not erupting. It has been ie most of the time.
10931 27 Jan 2019 @ 1300 --- Graham Not erupting
10908 24 Jan 2019 @ 1221 --- Graham not erupting
9361 01 Aug 2018 @ 0804 --- Barbara Lasseter crater empty
9107 10 Jul 2018 @ 1102 --- udo Totally empty.
8716 16 Jun 2018 @ 1124 --- CrisG Full and quiet
8660 13 Jun 2018 @ 1526 --- udo Pulsing but not erupting
8653 13 Jun 2018 @ 1026 --- CrisG empty.
8630 11 Jun 2018 @ 1114 --- CrisG empty.
5204 22 Aug 2017 @ 0859 --- CrisG full and calm waters. no palpitating.
4255 07 Jun 2017 @ 1835 --- CrisG empty hole
4254 07 Jun 2017 @ 1145 --- CrisG decent water levels, but water completely calm
3271 09 Jul 2016 @ 1201 --- udo Palpitating
3173 02 Jul 2016 @ 0954 --- mhreed Pulsing more vigorously today; some break the surface to a couple inches.
3047 11 Jun 2016 @ 0719 --- Micah Kipple Pulsing
2774 22 Apr 2016 @ 1122 --- udo Doming pulses
2734 15 Apr 2016 @ 1310 --- Siegmund Pulsating vigorously despite being drowned by runoff from above Marmot Cave
EntrySourceLinkComment
07 Aug 2018 @ 1155 JSJ https://www.flickr.com/photos/jsjgeology/29639687567 Photo of Mouth Geyser erupting in the late morning of 7 August 2018.
07 Aug 2018 @ 1155 JSJ https://www.youtube.com/watch?v=iUpDwkDA6qk#t=3m21s Video clips (time stamp 3:21 to the end) of Mouth Geyser erupting during the late morning to mid-afternoon of 7 August 2018.
Baseline does not exist.