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).


  • DGGS to host coastal flooding fellowship. Learn more or apply..
  • New release! Potential maximum permanent flooding, Port Valdez, Alaska - RI 2013-1A
  • New release! Alaska Division of Geological & Geophysical Surveys Annual Report 2017 - AR 2017
  • New release! Geologic map of Mount Chiginagak volcano, Alaska - RI 2017-10
  • New release! Major-element glass compositions of tephra from the circa 3.6 ka eruption of Aniakchak volcano, Alaska Peninsula, Alaska - RDF 2017-9
  • New release! Historically active volcanoes of Alaska reference deck - IC 59 v. 2
  • New release! Photogrammetric digital surface models and orthoimagery for the continuous coastline, Wales to Platinum, Alaska, segment A: Wales to Teller - RDF 2017-8A
  • New release! Discovery of a 35-meter-thick, oil-stained sandstone interval in outcrop of the Tonnie Siltstone Member, Chinitna Formation, lower Cook Inlet, south-central Alaska - PIR 2017-5
  • New release! Major-oxide and trace-element geochemical data from rocks collected near Panorama Mountain, Mile 104 Seward Highway, Crow Pass, and Whittier, Alaska - RDF 2017-12