Geysers of Yellowstone - Plume Geyser Plume Geyser was created in 1922 when a steam explosion created it's surface vent. In 1972 another steam explosion enlarged it't vent. Plume has undergone a number of activity changes but currently erupts every 30 minutes.
Plume Geyser was created in 1922 when a steam explosion created it's surface vent. In 1972 another steam explosion enlarged it't vent. Plume has undergone a number of activity changes but currently erupts every 30 minutes.