Holocene Activity
Holocene Activity
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Geology and History Summary for Mount Rainier
Volcanism occurs at Mount Rainier and other Cascades arc volcanoes because of the subduction of the Juan de Fuca Plate off the western coast of North America.
The Eruption History of Mount Rainier
Timeline of eruptions at Mount Rainier.
Holocene, or Post-Glacial, Eruptions of Mount Rainier
We know more about the recent volcanism at Mount Rainier because deposits postdate extensive glaciation and therefore are well preserved.