Last Known Eruption
11y 49d 21h 48m ago

Latest Eruptions

Eruption DurationInterval
09 Feb 2013 @ 1123 ie22h 59m
08 Feb 2013 @ 1224 ie1h 14m
08 Feb 2013 @ 1110 ie

Interval Statistics

Interval Count2
Min1h 14m
Max22h 59m
Mean12h 6m
Median12h 6m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
27228 25 Jul 2023 @ 1647 --- steve The vent just off the boardwalk is perpetual to a few inches high. The next vent out is hot with a steady overflow and light bubbling. The third and fourth vents do not appear to be active at this time.
10480 27 Sep 2018 @ 0837 --- Micah Kipple Down a foot and quietly bubbling. UNNG behind it perpetual 6"-1'
9415 02 Aug 2018 @ 1547 --- JSJ Basin full. Continuous light roiling. See attachment: https://www.youtube.com/watch?v=X7A5G18h6kA
No attachments for this geyser.
Baseline does not exist.