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- United States Census Bureau24
- Indiana Department of Natural Resources7
- Bernardin-Lochmueller & Associates4
- Indiana Department of Natural Resources, Division of Outdoor Recreation2
- United States Forest Service, Region 9, Hoosier National Forest2
- Federal Emergency Management Agency1
- Indiana Department of Education1
- Indiana Geological Survey1
- Indiana Natural Heritage Data Center1
- Indiana State Library1
- United States Geological Survey1
- United States National Park Service1