Last Known Eruption
173d 12h 39m ago

Interval Statistics

Interval Count15
Min3h 47m
Max1y 198d 8h 49m
Mean74d 2h 8m
Median8d 18h 20m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
9072 08 Jul 2018 @ 1855 --- Micah Kipple Cone was wet and reflecting sunlight. Perhaps post eruptive.
8635 11 Jun 2018 @ 1012 --- underarockphoto Not in series
8626 10 Jun 2018 @ 2103 --- underarockphoto Not erupting but is in series.
4306 12 Jun 2017 @ 1544 12 Jun 2017 @ 1632 JSJ Watched Steel Bridge Springs for almost an hour. No eruptions.
4260 07 Jun 2017 @ 1145 07 Jun 2017 @ 1315 JSJ Watched Steel Bridge Springs for about 1.5 hours. No eruptions from any of the 5 main vents. Light steaming only from 3 of them: MRCGNN016 (= UNNG-MGB-2) & MRCGNN032 & MRCGNN027. The other two vents were not steaming: MRCGNN013 (= UNNG-MGB-1) & MRCGNN023. Catalog numbers are from the RCN database.
4002 23 Apr 2017 @ 1014 --- Micah Kipple From the road, there was a fresh wet channel to the river, and upon slowing down it appeared that there was an area of wash around the crater
22 Sep 2018 @ 1723 JSJ Video by Micah Kipple.
Baseline does not exist.

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