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Porcupine River Geophysical Survey

The Porcupine River fixed wing aeromagnetic geophysical survey is located in eastern Alaska, along the Canadian border, in the Sheenjek and Black mining districts. This survey is located about 135 kilometers east of Fort Yukon, Alaska and about 85 kilometers east of Circle, Alaska. Magnetic data were collected with a Geometrics G-822A cesium-vapor split-beam sensor mounted in a tail stinger. Between May 5th and June 28th, 2017, a total of 50,329 line kilometers were collected covering 13,646.9 square kilometers. Data were collected at a line spacing of 300 meters (m) with a mean ground clearance of 235 m.

Available Data Metadata Overview
File Name Data File Format File Size Info
Download porcupine_2017_video_flightpath Video 73.0 G Read me
Download porcupine_2017_vector_data Vector data 94.2 M Read me
Download porcupine_2017_databases_geosoft Linedata Geosoft format database 352.2 M Read me
Download porcupine_2017_images_registered Image files 238.1 M Read me
Download porcupine_2017_grids_geosoft Gridded data Geosoft format 87.2 M Read me
Download porcupine_2017_grids_ermapper Gridded data ER Mapper 98.1 M Read me
Download porcupine_2017_kmz Google Earth files 42.1 M Read me
Download porcupine_2017_documents Adobe PDF files 7.5 M Read me
Download porcupine_2017_maps_pdf_format Adobe PDF files 411.1 M Read me
Download porcupine_2017_ascii_data ASCII tabular files 4.0 G Read me

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