Data
South Carolina Department of Natural Resources Digital Data Clearinghouse makes available the GIS data that they have been developing since 1989. These data will cover about 85% of state upon completion. more info….
The National Wetlands Inventory project (US Fish & Wildlife Service) was established to generate information about the characteristics, extent and status of the Nation’s wetlands and deepwater habitats. more info….
U.S. Geological Survey’s production of digital cartographic data and graphic maps comprises the largest component of the USGS National Mapping Program. Cartographic data are compiled from aerial photographs, other remotely sensed images, historical records, legal documents….. more info….
Standards
The Federal Geographic Data Committee (FGDC) develops geospatial data standards for implementing the National Spatial Data Infrastructure (NSDI), in consultation and cooperation with State, local, and tribal governments, the private sector and academic community. more info….
National Mapping Program Geospatial Standards set the criteria and specifications to ensure that all products prepared by the USGS National Mapping Division (NMD) under the National Mapping Program (NMP) reflect current mapping and data policies and are accurate and consistent in style and content. more info….