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Found 92 dataset(s) matching "Niobrara River".
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These datasets describe channel adjustments over a 60-year period to dams in the Missouri National Recreational River (MNRR), South Dakota and Nebraska. Datasets include a channel geometry...
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Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. This dataset presents latitude, longitude, altitude, and...
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Digital database of a 3D Geological Model of the Powder River Basin and Williston Basin Regions, USA
This digital GIS dataset and accompanying nonspatial files synthesize model outputs from a regional-scale volumetric 3-D geologic model that portrays the generalized subsurface geology of the...
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The Total Petroleum System is used in the National Assessment Project and incorporates the Assessment Unit, which is the fundamental geologic unit used for the assessment of undiscovered oil and...
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This digital data release contains spatial datasets of bedrock geology, volcanic ash bed locations, test hole locations, bedrock outcrops, and structure contours of the top of bedrock and the base...
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This geologic map provides new and compiled geologic mapping at 1:100,000-scale in the Fort Collins 30' x 60' quadrangle covering the northern Front Range and adjacent areas of Colorado.
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This ArcView shapefile contains a polygon representing the boundary of the Powder River Basin based on a generalized contact of Cretaceous and Tertiary rocks. This theme was created specifically...
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This shapefile contains a representation of the faults in the Sheridan, Decker, and Colstrip areas of the Powder River Basin, Wyomig and Montana. This theme was created specifically for the...
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This is land use and land coverage digital data collected by the U.S. Geological Survey. The data was converted to an ARC/INFO coverage by the Environmental Protection Agency. The individual...
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This ArcView shapefile contains a representation of the mine and lease boundaries in the Powder River Basin. This theme was created specifically for the National Coal Resource Assessment in the...
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This data release contains programmed pyrolysis, organic petrographic (reflectance), and semiquantitative X-ray diffraction mineralogy data for subsurface coal and shale samples from around the...
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These data were generated by the work of many different field crews (2011-2024) who visited each unit each year collecting information on the condition of selected resources (Vital Signs). The...
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These data were generated by the work of many different field crews (2011-2024) who visited each unit each year collecting information on the condition of selected resources (Vital Signs). The...
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These data were generated by the work of many different field crews (2011-2024) who visited each unit each year collecting information on the condition of selected resources (Vital Signs). The...
