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Federal
California volcano locations, threat rank and hazard zones
Department of the Interior —
The California volcano locations, threat rank and hazard zones data release contains two shapefiles for download or use as a web map service. The California Volcanic... -
Federal
Density and vesicularity data for selected lava and tephra samples from the June 2007 Father's Day eruption site, Kīlauea Volcano
Department of the Interior —
An intrusion into Kīlauea’s upper East Rift Zone during June 17–19, 2007, during the 1983–2018 Pu‘u‘ō‘ō eruption, led to widespread ground cracking and a small... -
State
Stratigraphic and electron microprobe data for Holocene tephra from Makushin Volcano, Alaska, and for interbedded tephra from other volcanoes located among or near the islands of the eastern Aleutians
State of Alaska —
Stratigraphic and electron microprobe data for Holocene tephra from Makushin Volcano, Alaska, and for interbedded tephra from other volcanoes located among or near... -
State
Bedrock geologic map of the eastern Denali Highway area, Mount Hayes, Healy, and Talkeetna Mountains quadrangles, Alaska
State of Alaska —
Report of Investigation 2020-7, Bedrock geologic map of the eastern Denali Highway area, Mount Hayes, Healy, and Talkeetna Mountains quadrangles, Alaska, presents... -
State
Geologic map of the West Susitna area, parts of the Tyonek C-3, C-4, D-4, and D-5 quadrangles, Alaska
State of Alaska —
Geologic map of the West Susitna area, parts of the Tyonek C-3, C-4, D-4, and D-5 quadrangles, Alaska, Preliminary Interpretive Report 2026-1, prevents surficial and... -
State
The central Kuskokwim region, Alaska
State of Alaska —
The central Kuskokwim region, Alaska, Professional Paper 268, synthesizes the geology, ecology, and mineral resources of Alaska's central Kuskokwim region. Located... -
Federal
Model simulation output from a magnitude 7 eruption: the distal Mazama tephra
Department of the Interior —
This data release contains model input and output for 57 simulations of tephra dispersal during the 7.8 ka Mazama eruption. Data were generated during in preparation... -
Federal
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA)
Department of the Interior —
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
Major-oxide and trace-element geochemical data from the tephra collected on Veniaminof volcano, Alaska
State of Alaska —
Alaska Volcano Observatory (AVO) geologists from the U.S. Geological Survey (USGS) and the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted... -
State
Geologic map of the Big Delta A-4 Quadrangle, Alaska
State of Alaska —
This map illustrates extents and types of unconsolidated deposits and bedrock in the Big Delta A-4 Quadrangle, Alaska. This map is based on field observations begun... -
Federal
Tephra geochemistry of the Ibex Hollow Tuff, a 12-Ma super-eruption
Department of the Interior —
This table contains geochemical data collected for tephra samples either correlated with or in the same section with the Ibex Hollow Tuff. Most samples were collected... -
State
Geology of Kasatochi volcano, Aleutian Islands, Alaska
State of Alaska —
Geology of Kasatochi volcano, Aleutian Islands, Alaska, Professional Report 123, shows the distribution of post-2008 volcanic rocks, other uncolidated deposits, and... -
Federal
Keanakākoʻi Tephra unit D, Kīlauea Volcano, Hawaii: sample details, grain size, and grain shape data for 100 tephra samples
Department of the Interior —
A total of 100 samples were collected from two proximal sections of Keanakākoʻi, Tephra unit D deposits. Samples were analyzed on Microtrac CAMSIZER® P4 and X2... -
State
Electron probe microanalytical data of minerals and glass from rock samples from Pavlof Volcano, Alaska
State of Alaska —
Electron probe microanalytical data of minerals and glass from rock samples from Pavlof Volcano, Alaska, Raw Data File 2022-7, presents electron microprobe analytical... -
State
The 2008 phreatomagmatic eruption of Okmok Volcano, Aleutian Islands, Alaska: Chronology, deposits, and landform changes
State of Alaska —
Okmok volcano, Aleutian Islands, Alaska, explosively erupted over a five-week period between July 12 and August 23, 2008. The eruption was predominantly... -
Federal
Kilauea 2018 lower East Rift Zone eruption - fissure 08 tephra polygons
Department of the Interior —
The 2018 lower East Rift Zone eruption of Kilauea Volcano began in the late afternoon of 3 May, with fissure 1 opening and erupting lava onto Mohala Street in the... -
Federal
Terrestrial Tephra Spectral Library for the Visible-Near-Infrared and Mid-Infrared Spectral Regions (ver. 1.1, April 2024)
Department of the Interior —
Visible/near-infrared (VNIR) and mid-infrared (MIR) spectral library composed of twenty natural tephra samples from ten volcanic sources that span a range of... -
Federal
Leachate chemistry of tephra from the 2008 opening of Halemaʻumaʻu crater, Kīlauea Volcano, Hawaiʻi
Department of the Interior —
This data release contains geochemical data for volcanic tephra from Kīlauea Volcano, Hawaiʻi, sampled between March 19 and April 16, 2008. -
State
Geologic map of the Iditarod C-3 Quadrangle, Alaska
State of Alaska —
Geologic map of the Iditarod C-3 Quadrangle, Alaska, Professional Report 96, provides 1:63,360 geologic mapping of the Iditarod C-3 Quadrangle. The Iditarod C-3... -
State
Geologic map of Mount Chiginagak volcano, Alaska
State of Alaska —
Report of Investigation 2017-10, Geologic map of Mount Chiginagak volcano, Alaska, provides 1:25,000 geologic mapping of the Chiginagak volcano. Mount Chiginagak is a...