DGGS RI 2023-1

Geologic map of Okmok Volcano

• Authors:

  Larsen, J.F., Neal, C.A., Schaefer, J.R., and Nye, C.J.

• Publication Date:

  Dec 2023

• Publisher:

  Alaska Division of Geological & Geophysical Surveys 

• Total Price:

  $55.00

• Ordering Info:

  Download below for free or see our publication sales page to order a hard copy.

• Quadrangle(s):

  Umnak

• Related project(s):

  Okmok

• Citation ID:

  31015

Bibliographic Reference

Larsen, J.F., Neal, C.A., Schaefer, J.R., and Nye, C.J., 2023, Geologic map of Okmok Volcano: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2023-1, 63 p., 4 sheets. https://doi.org/10.14509/31015

Publication Products

• Report Information

  • ri2023_001.pdf (92.9 M)

• Maps & Other Oversized Sheets

  • Sheet 1, Geologic map of Okmok Volcano, scale 1:63,360 (10.0 M)
  • Sheet 2, Geologic map of Okmok Caldera, scale 1:24,000 (2.0 M)
  • Sheet 3, Okmok Volcano station and sample locations outside the caldera, scale 1:63,360 (25.0 K)
  • Sheet 4, Okmok Caldera station and sample locations, scale 1:24,000 (3.0 M)

• Geospatial & Analytical Data

  These data products comply with our published AK GeMS standard. Download the ak_gems_db product to receive the full AK GeMS database and associated files. Download the gems_db (a.k.a. fed_gems_db) product to receive the data converted into the GeMS standard published by the USGS. Download the gems_shp (a.k.a. fed_gems_shp) product to receive simple shapefile representations of the data. For further information see the AK GeMS Database Project Page.

  Geologic map of Okmok Volcano	Data File Format	File Size	Info
  Download ri2023_001_geologic-map-of-okmok-volcano	Shapefile	2.4 M	Metadata - Read me
  Download ri2023_001_okmok_ak_gems_db_pkg	Database files	16.9 M	Metadata - Read me
  Download ri2023_001_okmok_okmok_gems_db_pkg	Database files	13.6 M	Metadata - Read me
  Okmok Volcano 40Ar/39Ar and radiocarbon geochron data
  Download ri2023_001_Appendix_A_40Ar-39Ar	ASCII tabular files	26.0 K	Metadata - Read me
  Download ri2023_001_Appendix_B_Radiocarbon_ages	ASCII tabular files	25.1 K	Metadata - Read me
  Download ri2023_001_Appendix_C_Stations_and_samples	ASCII tabular files	33.1 K	Metadata - Read me

Keywords

40Ar/39Ar; Aleutian Islands; Ashfall; Bering Sea; Caldera; Colorado Creek; Crater Creek; Crater Creek Basalt; DGGS; Dutch Harbor; Fumarole Chemistry; GIS; GeMS DB L3 Compliant; GeMS DB v1pt1; Geochemical Data; Geochemistry; Geochronology; Geologic; Geologic Hazards; Geologic Map; Geology; Glacial; Hazards; Helicopter Survey; Holocene; Jag Peak; Lava Flow; Moraines; Mount Recheshnoi; Mount Vsevidof; Okmok; Okmok Caldera; Okmok Hot Springs; Okmok Volcano; Okmok, Mount; Outcrop Samples; Pacific Ocean; Pleistocene; Pumice; Radiocarbon Ages; Radiocarbon Dating; Reindeer Creek; Rhyolite; Rock Glaciers; Scoria; Subduction; Tulik; Umnak Island; Volcanic; Volcanic Arc; Volcanic Ash; Volcanic Eruption; Volcanic Rocks; Volcaniclastic Deposits; Volcaniclastics; Volcanoes; geoscientificInformation

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