51 datasets found
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Electron probe microanalytical data of minerals and glass from rock samples from Okmok volcano, Alaska
State of Alaska —
DGGS Raw Data File 2022-6, Electron probe microanalytical data of minerals and glass from rock samples from Okmok volcano, Alaska, provides electron probe... -
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Geologic map of the Makushin volcanic field, Unalaska Island, Alaska
State of Alaska —
Report of Investigation 97-20, Geologic map of the Makushin volcanic field, Unalaska Island, Alaska, covers most of the north end of Unalaska Island, which is the... -
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Previously unpublished whole-rock major- and trace-element compositions of volcanic samples from the Alaska Peninsula-Aleutian arc, Alaska
State of Alaska —
Previously unpublished whole-rock major- and trace-element compositions of volcanic samples from the Alaska Peninsula-Aleutian arc, Alaska, Raw Data File 2025-2,... -
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Radiocarbon dates, stratigraphic sections, and sample location data for samples collected at Pavlof Volcano and vicinity, Alaska
State of Alaska —
Radiocarbon dates, stratigraphic sections, and sample location data for samples collected at Pavlof Volcano and vicinity, Alaska, Raw Data File 2025-26, presents the... -
State
Surficial-geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska
State of Alaska —
Surficial-geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska, Report of Investigation 2011-4, shows the distribution of unconsolidated... -
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Geology of Kasatochi volcano, Aleutian Islands, Alaska
State of Alaska —
Kasatochi is a small, isolated island volcano in the center of the Aleutian Island chain. It consists of a roughly circular cone approximately 3 km in diameter with a... -
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Source compositions of large tephra-production eruptions in Alaska
State of Alaska —
Source compositions of large tephra-production eruptions in Alaska, Raw Data File 2023-26, provides new in situ geochemical analyses from previously collected samples... -
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Historically active volcanoes of Alaska
State of Alaska —
This data lists the historically active volcanoes of Alaska and the year of the last major eruptive event. The volcanoes listed meet at least one of the following... -
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Geologic map of Okmok Volcano
State of Alaska —
Geologic map of Okmok Volcano, Report of Investigation 2023-1, provides 40Ar/39Ar and radiocarbon geochronology data from Okmok Volcano and its eruptive products.... -
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Geospatial distribution of tephra fall in Alaska: a geodatabase compilation of published tephra fall occurrences from the Pleistocene to the present
State of Alaska —
Tephra fall (volcanic ash) studies are a key component to understanding the frequency and magnitude of volcanic eruptions and conducting volcano-hazard assessments.... -
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Tsunami hazard maps of the Homer and Seldovia areas, Alaska
State of Alaska —
The purpose of this study was to evaluate a potential tsunami risk for communities of Homer and Seldovia in the Kachemak Bay area, Alaska. This report provides... -
State
Tephra samples and analyses from the 2018-2023 eruption of Semisopochnoi Volcano, Alaska
State of Alaska —
Tephra samples and analyses from the 2018-2023 eruption of Semisopochnoi Volcano, Alaska, Raw Data File 2025-15, includes samples and analyses collected from the... -
State
Major-oxide and trace-element geochemical data from rocks collected on Little Sitkin Island, from Little Sitkin Volcano, Alaska
State of Alaska —
During the 2005 summer field season, geologists from the University of Alaska, Fairbanks and the U.S. Geological Survey, Alaska Volcano Observatory (AVO) conducted... -
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Glass electron microprobe analyses methods, precision and accuracy for tephra studies in Alaska
State of Alaska —
Glass electron microprobe analyses methods, precision and accuracy for tephra studies in Alaska, Miscellaneous Publication 174, reports analytical conditions and... -
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Geologic Database of Information on Volcanoes in Alaska (GeoDIVA)
State of Alaska —
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA), Digital Data Series 20, is the enterprize database that serves as the back-end to AVO's public and... -
State
Alaska Volcano Observatory geochemical database
State of Alaska —
Alaska Volcano Observatory's geochemical database contains published whole-rock data for Quaternary volcanic rocks in Alaska, linked to geologist, publication, source... -
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The ~400 yr B.P. eruption of Half Cone, a post-caldera composite cone within Aniakchak caldera, Alaska Peninsula
State of Alaska —
DGGS Professional Report 126, The ~400 yr B.P. eruption of Half Cone, a post-caldera composite cone within Aniakchak caldera, Alaska Peninsula, presents an... -
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Historically active volcanoes of Alaska
State of Alaska —
This data lists the historically active volcanoes of Alaska and the year of the last major eruptive event. The volcanoes listed meet at least one of the following... -
State
Preliminary volcano-hazard assessment for Okmok Volcano, Umnak Island, Alaska
State of Alaska —
This dataset consists of the vector digital GIS files that were used to create sheet 1 of the "Preliminary volcano-hazard assessment for Okmok Volcano, Umnak Island,... -
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Major-element oxide, trace element, and glass compositional analyses from Holocene to historical eruptions from Pavlof Volcano, Alaska
State of Alaska —
During the summers of 2017 and 2018, Alaska Volcano Observatory (AVO) geologists from the University of Alaska, Fairbanks (UAF), the U.S. Geological Survey (USGS),...
51 datasets found