Last Known Eruption
3y 47d 17h 35m ago

Latest Eruptions

Eruption DurationInterval
06 Sep 2017 @ 10111y 25d 9h 12m
12 Aug 2016 @ 0059~10-15s339d 15h 52m
07 Sep 2015 @ 090782d 19h 38m
16 Jun 2015 @ 1329358d 2h 10m
23 Jun 2014 @ 111942d 13h 9m
11 May 2014 @ 221030s 3d 4h 17m
08 May 2014 @ 17531y 292d 23h 14m
19 Jul 2012 @ 1839326d 6h 51m
28 Aug 2011 @ 114813y 334d 2h 35m
01 Oct 1997 @ 0913113d 20h 26m
09 Jun 1997 @ 1247308d 17h 58m
04 Aug 1996 @ 184973d 10h 47m
23 May 1996 @ 08022d 21h 51m
20 May 1996 @ 101110d 22h 34m
09 May 1996 @ 1137130d 23h 55m
30 Dec 1995 @ 104294d 21h 12m
26 Sep 1995 @ 14301y 30d 4h 5m
27 Aug 1994 @ 102515d 22h 56m
11 Aug 1994 @ 112914d 15h 39m
27 Jul 1994 @ 195012d 10h 16m
15 Jul 1994 @ 093432d 14h 0m
12 Jun 1994 @ 19347d 22h 18m
04 Jun 1994 @ 2116~5s 12d 4h 17m
23 May 1994 @ 165916d 2h 34m
07 May 1994 @ 142575d 22h 22m
20 Feb 1994 @ 1503143d 4h 51m
30 Sep 1993 @ 1112102d 15h 9m
19 Jun 1993 @ 2003270d 9h 43m
22 Sep 1992 @ 102019y 37d 15h 4m
20 Aug 1973 @ 191611d 11h 54m
09 Aug 1973 @ 072211h 55m
08 Aug 1973 @ 192741d 8m
28 Jun 1973 @ 191931m
28 Jun 1973 @ 1848

Interval Statistics

Interval Count33
Min31m
Max19y 37d 15h 4m
Mean1y 124d 2h 38m
Median75d 22h 22m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
15727 25 Aug 2020 @ 1253 --- JarnoO (wc) Sent up a large, dense plume at 1253:26, larger than even Castle's and then a few more of somewhat smaller, but nearly equally dense ones spaced about 5 to 10 seconds apart. Final dense steam was pushed out 1253:57 and ±fully dissipated @ 1254:00. I have seen the occasional dense plume sent up from Crested, however, I've never seen one that was this dense and sustained. 67°F at 40% humidity.
15144 01 Aug 2020 @ 1834 --- JSJ Noisy ~1 meter high boil.
15083 22 Jul 2020 @ 1852 --- William easily the largest bursts I have seen from Crested. 6'-8' bursting for about 5s.
13713 16 Sep 2019 @ 0912 --- aferrara Surged 10 ft, then dropped
12372 05 Jul 2019 @ 1844 --- minissa Vigorous boil to 3-4 feet front vent
12093 03 Jul 2019 @ 1900 --- ldgordon Surged to about the height of the boardwalk as seen from Sawmill
11793 14 Jun 2019 @ 1656 --- Tara Sustained boil to a foot above the top of the boardwalk.
9526 07 Aug 2018 @ 1107 --- JSJ Sudden ~3 feet high boil.
9409 02 Aug 2018 @ 0802 --- JSJ Nice 4 to 5 feet high boil.
8186 13 May 2018 @ 1353 --- Janet Jones A nice 3-4 ft boil.
8068 03 May 2018 @ 1535 --- Micah Kipple Boil to at least the height of the railing seen from Anemone
4877 11 Aug 2017 @ 1619 --- JSJ Bursting boil ~4 feet high.
4868 09 Aug 2017 @ 1603 --- JSJ Crested Pool boiled to 3-4 feet at 1603.
3185 22 Jun 2016 @ 1228 --- David boiling up to bw height, calming to rough bubbling of surface. See: https://www.flickr.com/photos/ujelang/27770761190/in/dateposted-public/ and: https://www.flickr.com/photos/ujelang/28017056876/in/dateposted-public/
2600 01 Nov 2015 @ 1231 --- RMichaels Burst well above railing height.
2010 03 Aug 2015 @ 0144 --- Micah Kipple Boil to the height of the railing.
1703 08 Jun 2015 @ 1342 --- WillBoekel big boil about up to the height of the railing seen from aurum
1599 16 May 2015 @ 2225 --- mhreed Boil over railing in questionable precipitation. Is it rain? Is it snow? No one knows!
1597 16 May 2015 @ 1802 --- WillBoekel boil up to the top boardwalk railing seen from sawmill
1540 25 Apr 2015 @ 1208 --- WillBoekel busted from flat pool to 6-7ft
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