Welcome to the Alaska Division of Geological & Geophysical Surveys

Our mission: Determine the potential of Alaskan land for production of metals, minerals, fuels, and geothermal resources, the locations and supplies of groundwater and construction material, and the potential geologic hazards to buildings, roads, bridges, and other installations and structures (AS 41.08.020).


  • New release! Naturally occurring radon in Alaska - IC 82
  • New release! Naturally occurring asbestos in Alaska - IC 81
  • New release! Overview of the new 1:25,000-scale geologic mapping of the McCallum-Slate Creek fault system, eastern Alaska Range, Alaska - PIR 2018-3
  • New release! 40Ar/39Ar data from the eastern Moran area, Tanana B-6 and C-6 quadrangles, and the Ruby mining district, Ruby B-5 and B-6 quadrangles, Alaska - RDF 2018-5
  • New release! Geologic map of the Castle Mountain-Caribou fault system, Talkeetna Mountains, Alaska - PIR 2017-2
  • New release! Geophysics in Alaska - IC 78
  • New release! The Alaska Geologic Materials Center - IC 80
  • New release! Alaska Division of Geological & Geophysical Surveys Annual Report 2018 - AR 2018