Medicine Lake, California simplified hazards map showing potential impact area for ground-based hazards during a volcanic event.
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Medicine Lake, California simplified hazards map showing potential impact area for ground-based hazards during a volcanic event.
View from entrance of Valentine Cave toward interior shows the raised lines of high-lava marks on wall on wall of central pillar. USGS photo by J. Donnelly-Nolan.
View from entrance of Valentine Cave toward interior shows the raised lines of high-lava marks on wall on wall of central pillar. USGS photo by J. Donnelly-Nolan.
Map showing one-year probability of accumulation of 1 centimeter
Map showing one-year probability of accumulation of 1 centimeterMap showing one-year probability of accumulation of 1 centimeter (0.4 inch) or more of tephra from eruptions of volcanoes in the Cascade Range.
Map showing one-year probability of accumulation of 1 centimeter
Map showing one-year probability of accumulation of 1 centimeterMap showing one-year probability of accumulation of 1 centimeter (0.4 inch) or more of tephra from eruptions of volcanoes in the Cascade Range.
Tephra provides clues to eruptive history of Medicine Lake Volcano, CA
Tephra provides clues to eruptive history of Medicine Lake Volcano, CAGeologists examine tephra deposits to better understand the early eruptive behavior of the Medicine Lake Volcano, evidence of which can be found as far away as central Oregon.
Tephra provides clues to eruptive history of Medicine Lake Volcano, CA
Tephra provides clues to eruptive history of Medicine Lake Volcano, CAGeologists examine tephra deposits to better understand the early eruptive behavior of the Medicine Lake Volcano, evidence of which can be found as far away as central Oregon.
A lava tube trace (dark sinuous shape) along the ground surface.
A lava tube trace (dark sinuous shape) along the ground surface.Aerial view of a lava tube trace (dark sinuous shape) along the ground surface at Medicine Lake Volcano, California.
A lava tube trace (dark sinuous shape) along the ground surface.
A lava tube trace (dark sinuous shape) along the ground surface.Aerial view of a lava tube trace (dark sinuous shape) along the ground surface at Medicine Lake Volcano, California.
A tumulus at Captain Jack's stronghold within Lava Beds National Mo...
A tumulus at Captain Jack's stronghold within Lava Beds National Mo...A tumulus at Captain Jack's stronghold within Lava Beds National Monument .
A tumulus at Captain Jack's stronghold within Lava Beds National Mo...
A tumulus at Captain Jack's stronghold within Lava Beds National Mo...A tumulus at Captain Jack's stronghold within Lava Beds National Monument .