Last Known Eruption
5h 29m ago

Latest Eruptions

Eruption DurationInterval
22 May 2019 @ 0758 ie wc20m
22 May 2019 @ 0738 ie wc1h 24m
22 May 2019 @ 0614 ie wc18h 33m
21 May 2019 @ 1141 ie wc17h 50m
20 May 2019 @ 1751 ie wc11h 1m
20 May 2019 @ 0650 ie wc10h 14m
19 May 2019 @ 2036 wc1d 3h 41m
18 May 2019 @ 1655 ie wc1h 44m
18 May 2019 @ 1511 ie1h 9m
18 May 2019 @ 1402 ie1h 9m
18 May 2019 @ 1253 ie2h 50m
18 May 2019 @ 100333m
18 May 2019 @ 0930 ie1h 12m
18 May 2019 @ 0818 ie wc17h 4m
17 May 2019 @ 1514 ie wc3h 29m
17 May 2019 @ 1145 ns1m 40s 2h 56m
17 May 2019 @ 0849 ie wc1d 12h 38m
15 May 2019 @ 2011 ie wc3h 44m
15 May 2019 @ 1627 ie wc21h 36m
14 May 2019 @ 1851 ie wc2d 9h 18m
12 May 2019 @ 0933 ie1d 23h 4m
10 May 2019 @ 1029 wc1d 18h 26m
08 May 2019 @ 1603 wc19h 44m
07 May 2019 @ 2019 ie wc18m
07 May 2019 @ 2001 ie wc53m
07 May 2019 @ 1908 ie wc22h 59m
06 May 2019 @ 2009 ie wc52m
06 May 2019 @ 1917 ie wc2d 4h 33m
04 May 2019 @ 144423h 6m
03 May 2019 @ 1538 ie wc4d 22h 54m
28 Apr 2019 @ 1644 ie3h 31m
28 Apr 2019 @ 1313 ie42m
28 Apr 2019 @ 1231 ie1d 2h 18m
27 Apr 2019 @ 10133d 17h 57m
23 Apr 2019 @ 1616 ie wc1d 6h 47m
22 Apr 2019 @ 0929 ie wc1d 19h 50m
20 Apr 2019 @ 1339 wc20h 56m
19 Apr 2019 @ 1643 ie6h 32m
19 Apr 2019 @ 1011 ie wc3h 31m
19 Apr 2019 @ 0640 ie wc10h 54m
18 Apr 2019 @ 1946 ie wc6h 9m
18 Apr 2019 @ 1337 wc1d 7h 5m
17 Apr 2019 @ 0632 ie wc11h 57m
16 Apr 2019 @ 1835 ie wc17m
16 Apr 2019 @ 1818 ie wc1d 1h 25m
15 Apr 2019 @ 1653 ie wc2h 23m
15 Apr 2019 @ 1430 ie wc1d 18h 12m
13 Apr 2019 @ 2018 ie wc18m
13 Apr 2019 @ 2000 ie wc36m
13 Apr 2019 @ 1924 ie wc17m
13 Apr 2019 @ 1907 ie wc55m
13 Apr 2019 @ 1812 wc18m
13 Apr 2019 @ 1754 wc1h 9m
13 Apr 2019 @ 1645 wc2h 20m
13 Apr 2019 @ 1425 wc1d 4h 37m
12 Apr 2019 @ 0948 ie wc16h 50m
11 Apr 2019 @ 1658 wc1h 59m
11 Apr 2019 @ 1459 ie wc1d 7h 1m
10 Apr 2019 @ 0758 ie wc13h 14m
09 Apr 2019 @ 1844 ie wc6d 10h 53m
03 Apr 2019 @ 0751 ie wc15h 37m
02 Apr 2019 @ 1614 ie wc8h 11m
02 Apr 2019 @ 0803 ie wc12h 5m
01 Apr 2019 @ 1958 ie wc1h 12m
01 Apr 2019 @ 1846 ie wc22h 54m
31 Mar 2019 @ 1952 ie wc53m
31 Mar 2019 @ 1859 ie wc2h 14m
31 Mar 2019 @ 1645 ie wc21h 8m
30 Mar 2019 @ 1937 ie wc17m
30 Mar 2019 @ 1920 ie wc17m
30 Mar 2019 @ 1903 ie wc1h 23m
30 Mar 2019 @ 1740 ie wc2h 8m
30 Mar 2019 @ 1532 ie wc2d 23h 10m
27 Mar 2019 @ 1622 ie wc20h 40m
26 Mar 2019 @ 1942 ie wc19m
26 Mar 2019 @ 1923 ie wc1h 57m
26 Mar 2019 @ 1726 ie wc63d 23h 12m
21 Jan 2019 @ 1714 ie27d 6h 52m
25 Dec 2018 @ 10221-1.5 min11m
25 Dec 2018 @ 101149d 21h 29m
05 Nov 2018 @ 124210m
05 Nov 2018 @ 12322d 1h 29m
03 Nov 2018 @ 120310m
03 Nov 2018 @ 115310m
03 Nov 2018 @ 114329m
03 Nov 2018 @ 1114 ie1d 55m
02 Nov 2018 @ 1019 ie11d 21h 13m
21 Oct 2018 @ 1306 ie59m
21 Oct 2018 @ 1207 ie53m
21 Oct 2018 @ 111419h 2m
20 Oct 2018 @ 1612 ie26m
20 Oct 2018 @ 15462m 19s 8m
20 Oct 2018 @ 15382m 8m
20 Oct 2018 @ 15301m 38s 8m
20 Oct 2018 @ 152212d 2h 58m
08 Oct 2018 @ 12249m
08 Oct 2018 @ 12158m
08 Oct 2018 @ 1207 ie6d 1h 9m
02 Oct 2018 @ 1058 ie16m
02 Oct 2018 @ 10428m

Interval Statistics

Interval Count100
Min8m
Max63d 23h 12m
Mean2d 7h 39m
Median3h 37m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
10902 24 Jan 2019 @ 0718 --- Graham Runoff channel snowed in
10897 23 Jan 2019 @ 0725 --- Graham No eruption recently. snow in runoff channel
10645 21 Oct 2018 @ 1132 --- rbwhitaker Water came up, small boiling, rocking pool, then dropped. No eruption. No bursts, anyway.
10440 25 Sep 2018 @ 1114 --- Micah Kipple Fill. Strong boil. Drain. No eruption.
10439 25 Sep 2018 @ 1103 --- Micah Kipple Fill. Boil. Drain. No eruption.
10381 19 Sep 2018 @ 1022 --- Siegmund Empty. Still empty 1104.
10246 16 Sep 2018 @ 0704 --- steve Rocking and overflowing followed by a drop but no splashing
10144 11 Sep 2018 @ 1043 --- Tara Water came up with pulsing overflow and bubbles for about 1 minute and then dropped.
10154 11 Sep 2018 @ 0905 --- Barbara Lasseter no visible water
10025 04 Sep 2018 @ 1629 --- Janet White 1629 - water rise. Sloshing and bouncing duriing a slower rise. 1630 - overflow with boilong but mo eruption. 1631 - drain.
10012 03 Sep 2018 @ 1429 --- Micah Kipple Heavy surge to 10" but no bursting. Maybe an eruption?
9530 07 Aug 2018 @ 1440 07 Aug 2018 @ 1443 JSJ Water rising at 1440. Pool pulsing with overflow, etc. No eruption. Water drained out-of-sight at 1443.
9529 07 Aug 2018 @ 1419 07 Aug 2018 @ 1422 JSJ Water rising at late 1419. Pool pulsing, overflow, light roiling. No eruption. Water drained out-of-sight at late 1421 to early 1422.
9528 07 Aug 2018 @ 1348 07 Aug 2018 @ 1400 JSJ Cycles involving rising water, pool pulsing with overflow, bubbling and low roiling, then water lowering out of sight: 1348 to 1350 (no eruption), 1359 to 1400 (no eruption). Closed interval for cycles: 11m.
9527 07 Aug 2018 @ 1151 07 Aug 2018 @ 1253 JSJ Cycles involving rising water, pool pulsing with overflow, bubbling and low roiling, then water lowering out of sight: 1151 to 1153, 1203 to 1205, 1213 to 1216, 1226 to 1228, 1239 to 1242, 1251 to 1253. Closed intervals for cycles: 12m, 10m, 13m, 13m, 12m.
9476 05 Aug 2018 @ 1458 --- Tara Pulsing, bubbling, and overflowing in progress. Water level dropped out of sight at 1459.
9362 01 Aug 2018 @ 0805 --- Barbara Lasseter crater empty
9345 31 Jul 2018 @ 1609 --- jazzknick Fluctuating overflow and rocking followed by drain. Small bubbling st front edge
9282 24 Jul 2018 @ 1607 --- WillBoekel empty.
8956 30 Jun 2018 @ 1623 --- Tara Bubbling with pulsing overflow.
8904 27 Jun 2018 @ 1249 27 Jun 2018 @ 1311 Tara Down about 3 inches at 1249, full at 1311.
8717 16 Jun 2018 @ 1125 --- CrisG full and overflowing
8656 13 Jun 2018 @ 1431 13 Jun 2018 @ 1433 Tara Pulsating and overflowing in progress at 1431, water level dropped out of sight at 1433.
8655 13 Jun 2018 @ 1359 --- Tara Crater empty.
8470 05 Jun 2018 @ 1915 --- underarockphoto Overflow reached.
8099 04 May 2018 @ 1144 --- Janet White No microbes growing in the overflow channel or in the vent. Water level at 3-4" below overflow.
3384 28 Jul 2016 @ 1027 --- WillBoekel empty. no water visible
3241 07 Jul 2016 @ 1306 --- udo drained
2909 28 May 2016 @ 1550 --- WillBoekel down 1 inch
2773 22 Apr 2016 @ 1006 --- WillBoekel down about 4 inches
2135 16 Aug 2015 @ 1010 16 Aug 2015 @ 1053 JSJ Full & slightly pulsing at 1010. Stronger pulsing with overflow from 1012 to 1016. Drain at 1016. Noticed it was full at 1053.
2072 09 Aug 2015 @ 1001 --- JSJ Pool full.
1996 31 Jul 2015 @ 1027 --- Tara pulsing and bubbling in progress
1987 29 Jul 2015 @ 1319 --- Tara Pulsing and bubbling with overflow. I saw it in progress and it lasted only a few more seconds before the water level dropped nearly out of sight.
1917 16 Jul 2015 @ 1956 --- Jake empty.
1862 07 Jul 2015 @ 1512 --- Micah Kipple Empty.
1785 23 Jun 2015 @ 1913 --- bhoppe empty at 1913
1777 22 Jun 2015 @ 1921 --- WillBoekel about 3 inches below overflow
1773 21 Jun 2015 @ 1130 --- udo Pulsed for several minutes and drained at 1130
1759 18 Jun 2015 @ 1632 --- WillBoekel empty.
1746 16 Jun 2015 @ 1314 --- bhoppe empty at 1314
1737 14 Jun 2015 @ 1140 --- WillBoekel half full
1736 14 Jun 2015 @ 0921 --- WillBoekel empty.
1697 07 Jun 2015 @ 1639 --- WillBoekel empty.
1206 03 Jun 2014 @ 1219 03 Jun 2014 @ 1220 JSJ Marmot Cave Geyser's vent was filled with water & was bouncing slightly at 1219 on 3 June 2014.  The pool completely drained at 1220.
1059 03 May 2014 @ 2049 --- WillBoekel 2049 resume overflow
1057 03 May 2014 @ 2020 --- WillBoekel At 2020 water was ~3-4 inches below overflow
1056 02 May 2014 @ 1529 --- WillBoekel Drained at 1529 water seen refilling at 1530 and possible suds on the pool upon refill
761 04 Jun 2011 @ 1422 --- Janet White Marmot Cave Geyser\r\n1420 - water level dropped below overflow.\r\n1422 - pulsing, still below overflow.\r\n1426 - water level back to overflow \r\n1428 - left the area
EntrySourceLinkComment
07 Aug 2018 @ 1339 JSJ https://www.youtube.com/watch?v=QQIW13aaXSw#t=12m38s Clip 23 of this video compilation (time stamp 12:38 to 14:23) shows Marmot Cave Geyser's 1:39 to 1:40 PM eruption on 7 August 2018 during a fill-and-drain cycle.
07 Aug 2018 @ 1330 JSJ https://www.youtube.com/watch?v=QQIW13aaXSw#t=10m42s Clip 22 of this video compilation (time stamp 10:42 to 12:38) shows Marmot Cave Geyser's 1:30 to 1:32 PM eruption on 7 August 2018 during a fill-and-drain cycle.
07 Aug 2018 @ 1322 JSJ https://www.youtube.com/watch?v=QQIW13aaXSw#t=8m29s Clip 21 of this video compilation (time stamp 8:29 to 10:42) shows Marmot Cave Geyser's 1:22 to 1:23 PM eruption on 7 August 2018 during a fill-and-drain cycle.
07 Aug 2018 @ 1303 JSJ https://www.youtube.com/watch?v=QQIW13aaXSw#t=7m30s Clip 20 of this video compilation (time stamp 7:30 to 8:29) shows Marmot Cave Geyser's 1:03 PM eruption on 7 August 2018 during a fill-and-drain cycle.
Baseline does not exist.


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