Lahars
Lahars
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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.
Debris Avalanche Hazards at Mount Adams
Debris avalanches can be both large and small and pose relative sized threats.
Lahar Hazards at Mount Adams
Lahars from Mount Adams threaten the White Salmon River valley and, secondarily, the Klickitat River canyon.
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.