Digital Geologic-GIS Map of Ocmulgee Mounds National Historical Park and Vicinity, Georgia (NPS, GRD, GRI, OCMU, OCMU digital map) adapted from  Georgia Department of Natural Resources maps by Hetrick and Friddell (1990), Hetrick (1990), LeGrand (1962) and a National Hydrography Dataset map by USGS (2018)
The Digital Geologic-GIS Map of Ocmulgee Mounds National Historical Park and Vicinity, Georgia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) a 10.1 file geodatabase (ocmu_geology.gdb), a 2.) Open Geospatial Consortium (OGC) geopackage, and 3.) 2.2 …