Last Known Eruption
17y 33d 17h 57m ago

Interval Statistics

Interval Count22
Min11m
Max26y 7d 15h 24m
Mean1y 137d 14h 18m
Median23h 34m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
23249 18 Aug 2022 @ 1440 --- Craigmon99 Clear blue. Steam bubbles collapsing at depth
23016 03 Aug 2022 @ 1825 --- Tara calm with milky blue water, maybe from yesterday's storm?
22766 21 Jul 2022 @ 1737 --- steve Silex is back to being clear
22708 19 Jul 2022 @ 1543 --- steve Silex is hazy. It is hard to see the bottom of the pool.
21977 13 Jun 2022 @ 1923 --- Tara Murky water, lighter blue color, water level and overflow normal.
17353 01 Jun 2021 @ 1805 --- JSJ Occasional flaming effect at vents.
15153 02 Aug 2020 @ 1255 --- JSJ Flaming at vent.
10667 09 Aug 2018 @ 1925 --- JSJ Flame effect - rising bubbles are collapsing at vents, well below water surface.
9556 08 Aug 2018 @ 1530 --- Janet Jones Lots of fairly strong flaming from the vent and good convection and bubbles. Only seconds to maybe a half a minute between flaming from the vent.
9187 14 Jul 2018 @ 2024 --- Micah Kipple Strong and large steam bubbles collapsing at depth, strong convection and more boiling than Ive seen before.
7542 17 Apr 1976 @ 0000 17 Apr 1976 @ 2359 JSJ 17 April 1976 - Silex had intermittent discharge for about 1 hour.
305 25 Aug 1973 @ 0000 25 Aug 1973 @ 2359 BoekelUpload Silex; VR; Down
281 18 Jun 1973 @ 0845 --- BoekelUpload Silex Spring down 1.5ft @08:45
225 30 Jun 1972 @ 2000 --- BoekelUpload at2000;Silex Pool down 12inches
175 17 Jan 1971 @ 1330 --- BoekelUpload Silex overflow 1330
174 17 Jan 1971 @ 1130 --- BoekelUpload Silex down 2-3ft 1130
EntrySourceLinkComment
14 Jul 2001 @ 1251 JSJ https://www.youtube.com/watch?v=9Khzul8iDfs Video by David Schwarz of Silex Spring's 12:51 PM major eruption on 14 July 2001.
Baseline does not exist.