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Airborne radiometric flight line data over parts of southeast Missouri, southern Illinois and western Kentucky - The Gap survey, 2021

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: January 27, 2026 | Last Modified: 2022-08-08T00:00:00Z
Airborne radiometric flight and tie line data the includes estimated concentrations of potassium, thorium, and uranium and total count radioactivity are provided here in NetCDF (Network Common Data Form) format along with a GeoTIFF grid of a ternary K, U, Th grid. Along with the data provided on this child page, a report in PDF format by the airborne contractor that describes the technical details of the data collection, reduction and processing procedures and a zip file that contains the contractor's deliverable products (Geosoft databases and grids) for the magnetic and radiometric survey is available on the parent page (https://doi.org/10.5066/P9TK8KMM).

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