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! Digital elevation models of Skagway and Haines, Alaska: Procedures, data sources, and quality assessment - MP 155
  • New release! Iron Creek airborne electromagnetic and magnetic geophysical survey data compilation - GPR 2014-6. Learn more (DNR Media release)...
  • New release! 40Ar/39Ar data, Styx River map area, Lime Hills C-1 Quadrangle, Alaska - RDF 2014-21 v. 1.0.1
  • New release! Preliminary volcano-hazard assessment for Fisher volcano, Unimak Island, Alaska - RI 2014-5
  • New release! Geologic notes on Granite Mountain, Mount Hayes D-3 Quadrangle, Alaska - RDF 2014-23
  • New release! Cretaceous to Tertiary magmatism and associated mineralization in the Lime Hills C-1 Quadrangle, western Alaska Range (presentation): Alaska Miners Association Annual Conference, November 3-9, 2014, Anchorage, Alaska - Sicard, K.R. and others, 2014
  • New release! Geologic map of the south-central Sagavanirktok Quadrangle, North Slope, Alaska - RI 2014-4
  • New release! Alaska's mineral industry 2013 - SR 69