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Federal
Data on the Earth's Magnetic Field and its Secular Change since 1800
National Oceanic and Atmospheric Administration, Department of Commerce —
Information on the past and present orientation of the Earth's magnetic field is available from the National Geophysical Data Center (NGDC) which serves as the... -
State
Southern Dishna River electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
The Southern Dishna River survey is one of several geophysical surveys, collectively known as the Five Spot project (Southern Dishna River, Beaver Creek, and Fox... -
State
Nyac magnetic airborne geophysical survey data compilation
State of Alaska —
This geophysical survey is located in southwestern Alaska in the Nyac mining district near Bethel, about 520 kilometers west of Anchorage, Alaska. The data for this... -
State
Chulitna electromagnetic and magnetic airborne geophysical survey
State of Alaska —
This Chulitna electromagnetic and magnetic airborne geophysical survey is located in interior Alaska in the Chulitna mining district, about 200 kilometers south of... -
State
Middle Styx electromagnetic, magnetic, and radiometric airborne geophysical survey data compilation
State of Alaska —
The Middle Styx geophysical survey is located about 150 kilometers northwest of Anchorage, Alaska in the upper South Fork of the Kuskokwim River drainage and south of... -
State
Eagle airborne magnetic and radiometric geophysical survey
State of Alaska —
The Eagle airborne magnetic and radiometric geophysical survey covers parts of the Charley River, Eagle, and Tanacross quadrangles near Eagle, Alaska (fig. 1).... -
State
Alaska merged geophysical data grids
State of Alaska —
Merged grids of residual magnetic intensity and apparent resistivity compiled from the Beaver Creek, Fox Hills, Southern Dishna River, Aniak, Sleetmute, Iditarod... -
State
Goodpaster electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
This geophysical survey is located in interior Alaska in the Goodpaster mining district, about 125 kilometers southeast of Fairbanks, Alaska. Frequency domain... -
State
Kuskokwim airborne magnetic and radiometric survey, Kilbuck and Buckstock Mountains, Alaska
State of Alaska —
Kuskokwim airborne magnetic and radiometric survey, Kilbuck and Buckstock Mountains, Alaska, Geophysical Report 2025-5, covers parts of the Russian Mission,... -
State
Alaska merged geophysical data grids
State of Alaska —
Merged grids of residual magnetic intensity, digital terrain model, and apparent resistivity compiled from the Black Mountain, Liscum, Goodpaster, SE extension of... -
State
Fox Hills electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
The Fox Hills survey is one of several geophysical surveys, collectively known as the Five Spot project (Southern Dishna River, Beaver Creek, and Fox Hills surveys),... -
State
Council electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
This geophysical survey is located in western Alaska on the Seward Peninsula in the Council and Nome mining districts, about 750 kilometers west of Fairbanks, Alaska... -
State
Farewell and Middle Styx survey areas: Project report, interpretation maps, EM anomalies, stacked multi-channel profiles, and other products of the airborne geophysical surveys, parts of the McGrath, Lime Hills, and Tyonek quadrangles, south-central Alaska
State of Alaska —
This digital publication, GPR 2014-4, contains CGG's analysis and interpretation of data produced from airborne geophysical surveys published by DGGS in 2013 (GPR... -
State
Liscum electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
The Liscum electromagnetic and magnetic airborne geophysical survey is located in interior Alaska in the Goodpaster mining district, about 120 kilometers southeast of... -
State
Broad Pass electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
This Broad Pass electromagnetic and magnetic airborne geophysical survey is located in interior Alaska in the Bonnifield mining district, about 160 kilometers south... -
State
Tonsina electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
The Tonsina electromagnetic and magnetic airborne geophysical survey data were acquired with a DIGHEMv Electromagnetic (EM) system and a CGG D1344 cesium magnetometer... -
State
Fortymile mining district electromagnetic and magnetic airborne geophysical survey, data compilation
State of Alaska —
The Fortymile electromagnetic and magnetic airborne geophysical survey data were acquired with a DIGHEM-V Electromagnetic (EM) system and a cesium magnetometer. The...