CO2 degassing at Mammoth Mountain in CA
The CO2 degassing created a hazard at Longs Valley Caldera in CA and actually killed some of the surrounding trees as the CO2 gas seeped from caldera subsurface.
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Geology
Approaching Monsoon
July monsoons can create flash floods that are severe when the fire scar areas are flooded. The torrent of water brings down boulders, trees and ash.
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Caldera with low Lying Cloud
photo by Rhonda Spidell
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Cerro del Abrigo
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Battleship Rock
Battleship Rock is a welded tuff. The flow was so hot that the ash fused togehter to create formation such as the formation called Battleship Rock.Photo by Rhonda Spidell
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Caldera at Sunset
photo by Rhonda Spidell
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Valles Caldera Study Area
The Eastern half of the Valles Caldera National Preserve was in the path of the Las Conchas Fire and the western half of the preserve was not. Because the Preserve had been monitored before the fire researchers were able to compare the data to see what kind of impacts the fire made.
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Caldera in Winter
The Valles Caldera is about 12 miles in diameter.
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Dusting of snow on the ash cliffs above Jemez Springs
These cliffs are composed of Bandelier Tuff which was created during the Valles Caldera eruption.
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Ash Flows and Ash Falls
Ash falls and ash flows tell a story about the volcanic erruptions of the past.
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