Pyroclastic Flows
Pyroclastic Flows
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Eruption History of Glacier Peak
Timeline and information about past eruptions at Glacier Peak.
Hazards Summary for Glacier Peak
Glacier Peak tends to erupt explosively, and when the volcano reawakens the most serious hazards will impact population centers located relatively far away from the volcano.
Pyroclastic Flow Hazards at Glacier Peak
The areas at highest risk from pyroclastic flows are the valleys within the wilderness area surrounding the volcano.
Future Eruptions at Glacier Peak
Glacier Peak may not erupt within our lifetimes, but if it does its geographic impact would vary depending on the size of the eruption, wind direction, and type of hazards produced.