Tanacross Geophysical Survey

Airborne geophysical data for the Tanacross area were acquired and processed by Goldak Airborne Surveys under contract with the State of Alaska, Department of Natural Resources, Division of Geological & Geophysical Surveys (DGGS). Project funded by the US Geological Survey, Mineral Resources Program. This high sensitivity aeromagnetic survey was carried out by Goldak Airborne Surveys (Goldak) on behalf of the Alaska Department of Geological and Geophysical Surveys (DGGS) between June 17th and July 31st, 2015.

Available Data Metadata Overview
File Name Data File Format Download File Size
tanacross-geophys-video Video Order 3.8 T
tanacross-geophys-vector Vector data Download 190.7 M
tanacross-geophys-maps-ps Plot files Download 3.8 G
tanacross-geophys-databases-geosoft Line data Geosoft format database Download 1.2 G
tanacross-geophys-grids-geosoft Gridded data Geosoft format Download 35.7 M
tanacross-geophys-grids-ermapper Gridded data ER Mapper Download 96.2 M
tanacross-geophys-kmz Google Earth files Download 38.0 M
tanacross-geophys-maps-geosoft Geosoft format maps Download 1.3 G
tanacross-geophys-images-registered Georeferenced raster files Download 423.3 M
tanacross-geophys-documents Adobe PDF files Download 6.4 M
tanacross-geophys-maps-250k-pdf Adobe PDF files Download 153.8 M
tanacross-geophys-maps-63k-pdf Adobe PDF files Download 1.0 G
tanacross-geophys-ascii-data ASCII tabular files Download 5.6 G


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  • Emond, A.M. and others, 2015. Geophysical and geological investigations of the Tanacross region, Alaska (presentation): Alaska Miners Association Annual Convention, November 1-7, 2015. Maps, figures and text available through this page have not necessarily undergone technical peer review and should not be used or cited as reviewed data. Future reviewed publications incorporating these data may or may not change the interpretations presented here.
  • GPR 2015-6. Airborne magnetic geophysical survey of the Tanacross region, Alaska.