Climactic Eruption (7,700 years ago)
Climactic Eruption (7,700 years ago)
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Eruption History for Mount Mazama and Crater Lake Caldera
Eruption History for Mount Mazama and Crater Lake Caldera
Climactic Eruption of Mount Mazama formed Crater Lake
The climactic eruption of Mount Mazama devastated the terrain for tens of kilometers from the volcano, sent pyroclastic flows as far as 70 km (43 mi) down every valley heading on the volcano, and produced ash fall throughout much of the Pacific Northwest and parts of southern Canada.
Geology and History Summary for Mount Mazama and Crater Lake
Mount Mazama is one of the major volcanoes of the Cascades Arc.