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Federal
Geochemical Data for Illinois Basin Coal Samples, 2015–2018 (ver.1.1, March 2021)
Department of the Interior —
Researchers at the U.S. Geological Survey (USGS) and their collaborators conducted a study of the geochemical properties of coals currently produced for electric... -
Federal
Airborne electromagnetic and magnetic survey of Illinois River Basin, 2023
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during January and February 2023 over a distance of 3,799.3 line kilometers covering the...