Digital Bedrock Geologic-GIS Map of Herbert Hoover National Historic Site and Vicinity, Iowa (NPS, GRD, GRI, HEHO, HEHO_bedrock digital map) adapted from Iowa Geological and Water Survey Open-File Maps by Witzke, Anderson and Pope (2010), and Witzke and Anderson (2008)
The Digital Bedrock Geologic-GIS Map of Herbert Hoover National Historic Site and Vicinity, Iowa 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 (heho_bedrock_geology.gdb), a 2.) Open Geospatial Consortium (OGC) geopackage, …