Recent Major Volcanic Eruptions in the Pacific Northwest
Volcano Name Location Last Major Eruption Type of Eruption
Compiled in 2008 by Ms Jen
Mt. Lassen California 1914-17 Explosive Eruption
Mt. Hood Oregon 1790s Pyroclastic flows and Mudflows
Mt. St. Helens Washington 1980 Explosive Eruption

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Recent Major Volcanic Eruptions in the Pacific Northwest
Volcano Name Location Last Major Eruption Type of Eruption
Compiled in 2008 by Ms Jen
Mt. Lassen California 1914-17 Explosive Eruption
Mt. Hood Oregon 1790s Pyroclastic flows and Mudflows
Mt. St. Helens Washington 1980 Explosive Eruption