Digital Geologic-GIS Map of Niobrara National Scenic River and Vicinity, Nebraska (NPS, GRD, GRI, NIOB, NIOB digital map) adapted from a U.S. Geological Survey digital data map by Lundstrom, McBeth, Alexander, Hanson and Mahan (2024)
The Digital Geologic-GIS Map of Niobrara National Scenic River and Vicinity, Nebraska is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) an ESRI file geodatabase (niob_geology.gdb), a 2.) Open Geospatial Consortium (OGC) geopackage, and 3.) 2.2 KMZ/KML …