Ash/Tephra Fall
Ash/Tephra Fall
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Hazards Summary for Mount Adams
The greatest hazard at Mount Adams, in common with many large stratovolcanoes, is from landslides, debris avalanches, and lahars
Eruption History of Mount Adams
Eruptions from Mount Adams began about 520 ka, although scattered basaltic eruptions from the surrounding volcanic field began by about 940 ka.
Ash and Tephra Fall Hazards at Mount Adams
In comparison to other volcanoes in the Cascade Range, Mount Adams has had very few explosive eruptions that produced tephra.
Future Eruptions at Mount Adams
The geological record of activity suggests that the most probable future eruptions would be small outbursts of tephra and lava flows from vents on the summit and upper flanks of the volcano rather than from the surrounding volcanic field.