Big Obsidian Flow
Big Obsidian Flow
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Hazards Summary for Newberry Volcano
Newberry may appear to be a sleeping volcano, but it is doing what volcanoes normally do by maintaining long periods of quiet that are punctuated by occasional eruptions.
Eruption History of Newberry Volcano
Eruption history of Newberry Volcano.
Ash and Tephra Hazards from Newberry Volcano
Consisting of pumice, rock fragments, and small particles of volcanic glass, tephra is produced by explosive eruptions.
Post-Mazama Eruption Products from <7,700 years ago
Newberry Volcano has seen many eruptions in just the last 7+ millennia.
Big Obsidian Flow
The Big Obsidian Flow is the youngest volcanic feature at Newberry and covers just over 2.6 square kilometers.