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Eruption History

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Mount Adams viewed from the southeast in Klickitat Valley, Washingt...

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.
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Cascades Volcano Observatory, Mount Adams
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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.
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