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ImageDetailsVolcanoesKeywords
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Caption:Summit of Kliuchef.
Date:July 4, 2004 12:00 AM
Photographer:Fournier, Tom
Atka, KliuchefVolcano
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Caption:Campaign geodetic installation on Atka Island. Mt. Kliuchef in the background.
Date:July 3, 2004 12:00 AM
Photographer:Plucinski, T. A.
KorovinFieldwork operations, Seismic/GPS installation, Volcano
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Caption:July 1, 2004 photograph of Korovin Volcano.
Date:July 1, 2004 12:00 AM
Photographer:Plucinski, T. A.
KorovinSteam, Volcano
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Caption:Semisopochnoi, view of Sugarloaf Peak from the west. Image courtesy of Ian L. Jones, Department of Biology, Memorial University.
Date:June 30, 2004 12:00 AM
Photographer:Jones, I. L.
Semisopochnoi, Sugarloaf PeakStratovolcano, Volcano
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Caption:Semisopochnoi, view of Anvil Peak from the southwest. Image courtesy of Ian L. Jones, Department of Biology, Memorial University.
Date:June 30, 2004 12:00 AM
Photographer:Jones, I. L.
Semisopochnoi, Anvil PeakStratovolcano, Volcano
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Caption:Semisopochnoi, view of Cerberus from the south. Image courtesy of Ian L. Jones, Department of Biology, Memorial University.
Date:June 30, 2004 12:00 AM
Photographer:Jones, I. L.
Semisopochnoi, CerberusStratovolcano, Volcano
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Caption:Peulik Volcano. Adjacent Ugashik caldera is behind and to the right in image.
Date:June 22, 2004 5:18 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikStratovolcano
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Caption:Pilot Sam Egli watches as geologists Deb Bergfeld and Bill Evans collect samples from thermal springs in Ugashik caldera.
Date:June 22, 2004 4:26 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Fieldwork operations, Hot Springs, People in action
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Caption:Outflow from the thermal springs at the base of the central intracaldera cone in Ugashik caldera.
Date:June 22, 2004 4:26 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Hot Springs
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Caption:Geologist Bill Evans noting observations at the thermal springs (pouring from the outcrop center of photograph), located at the base of the central intracaldera cone in Ugashik caldera. The warmest of these several springs was 21.7°C with a pH of 5.71. Chemical anaylsis of these waters can be found in Table 1 of Evans and other, 2009, "Diffuse gas emissions at the Ukinrek Maars, Alaska: Implications for magmatic degassing and volcanic monitroing", Applied Geochemistry, v. 24, p. 527-535.
Date:June 22, 2004 4:21 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Fieldwork operations, Hot Springs, People in action
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Caption:Geologists Bill Evans and Deb Bergfeld collecting data from thermal waters that emanate from the base of the central intracaldera cone in Ugashik caldera.
Date:June 22, 2004 4:10 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Fieldwork operations, Hot Springs
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Caption:Thermal springs emanate at the base of the central intracaldera cone in Ugashik caldera. Personnel are Bill Evans, Deb Bergfeld, and pilot Sam Egli.
Date:June 22, 2004 4:09 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Hot Springs
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Caption:Central cone within Ugashik caldera. Thermal springs emanate from light-colored outcrop at far left of center, at base of the cone.
Date:June 22, 2004 4:09 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Hot Springs
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Caption:Inside Ugashik caldera.
Date:June 22, 2004 4:08 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater
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Caption:Inside Ugashik caldera. Thermal springs emanate from the orange-colored outcrop center of photo, feeding the orange streams.
Date:June 22, 2004 4:08 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Hot Springs
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Caption:Inside Ugashik caldera. One of six images that make the panorama (image 79541).
Date:June 22, 2004 4:08 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater
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Caption:Ugashik caldera. Second of six images that make up the panorama (image 79541).
Date:June 22, 2004 4:08 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater
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Caption:Panorama image inside Ugashik caldera. Stream on right emanates from a field of thermal springs. The summit of adjacent Peulik Volcano is visible in the distance, right of the central cone. See image 13973 for perspective view of Peulik/Ugashik.
Date:June 22, 2004 4:08 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Fieldwork operations, Hot Springs
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Caption:Inside Ugashik caldera. Third of six images that make up the panorama (image 79541).
Date:June 22, 2004 4:07 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater
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Caption:Inside Ugashik caldera. Fifth of six images that make up the panorama (image 79541).
Date:June 22, 2004 4:07 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater
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Caption:Inside Ugashik caldera. Fourth of six images that make up the panorama (image 79541).
Date:June 22, 2004 4:07 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater
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Caption:Inside Ugashik caldera. Sixth of six images that make up the panorama (image 79541).
Date:June 22, 2004 4:07 PM
Photographer:McGimsey, R. G.
Ugashik-PeulikCaldera/crater, Hot Springs
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Caption:Panoramic view of Peulik Volcano and Ukinrek Maars from the top of Gas Rocks, Becharof Lake. The maars are located in the gray-colored middle ground at far right side of image. The hummocky ground center left in image is a debris avalanche deposit from Peulik.
Date:June 22, 2004 12:00 AM
Photographer:McGimsey, R. G.
Ugashik-Peulik, Ukinrek MaarsMaar/tuff cone/tuff ring, Stratovolcano
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Caption:North Side
Date:June 22, 2004 12:00 AM
Photographer:Ebbert, Steve
TanagaStratigraphic section
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Caption:Earliest image of the initial development of ice collapse pit at the summit of Mount Spurr. Note the crescentric crevassing and depressed area in the snow/ice.
Date:June 20, 2004 12:00 AM
Photographer:Hopper, Bruce
SpurrCaldera/crater, Fumarolic activity, Glacier, Glacier outburst flood, Lake
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