Last Known Eruption
6d 13h 46m ago

Interval Statistics

Interval Count34
Min21h 7m
Max2y 13d 2h 26m
Mean95d 16m
Median10d 1h 35m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
2031 06 Aug 2015 @ 1118 06 Aug 2015 @ 1745 JSJ Ferric Geyser (Sprinkler Group, Lower Geyser Basin) was engaged in slightly intermittent, low to moderately low, perpetual spouting.
No attachments for this geyser.
Baseline does not exist.