Medium
Federal
- National Weather Service GIS Data
- Census Bureau TIGER Data
- NRCS Web Soil Survey
- USDA Geospatial Data Gateway
- Data.Gov
- The National Map
- The National Map Viewer
- U.S. Fish and Wildlife
Neighboring States
- Minnesota Geospatial Commons
- Montana State Library
- South Dakota Department of Environment and Natural Resources
- South Dakota GIS