For current soil surveys, follow the link to the Web Soil Survey (WSS) on the NRCS site; the WSS allows you to define your own area of interest and access current soil data for that area.
*Soil survey that Purdue does not have a copy of.
| County | Date | Copy | Location | Available Online | PDF Available |
|---|---|---|---|---|---|
| Adams* | 1922 | -- | -- | No | No |
| Adams | 1979 | 1 | Print Repositories | Yes | Yes |
| Adams | 2003 | 1 | Print Repositories | Yes | Yes |
| Adams* | 2011 | -- | -- | Yes | No |
| Alexander* | 2007 | -- | -- | Yes | Yes |
| Alexander* | 2011 | -- | -- | Yes | No |
| Bond* | 1913 | -- | -- | Yes | Yes |
| Bond | 1983 | 1 | Print Repositories | Yes | Yes |
| Bond* | 2011 | -- | -- | Yes | No |
| Boone* | 1939 | -- | -- | Yes | Yes |
| Boone* | 2011 | -- | -- | Yes | No |
| Brown | 1988 | 1 | Print Repositories | Yes | Yes |
| Brown* | 2011 | -- | -- | Yes | No |
| Bureau* | 1921 | -- | -- | Yes | Yes |
| Bureau | 1992 | 1 | Print Repositories | Yes | Yes |
| Bureau* | 2011 | -- | -- | Yes | No |
| Calhoun* | 1932 | -- | -- | Yes | Yes |
| Calhoun | 1989 | 1 | Print Repositories | Yes | Yes |
| Calhoun* | 2011 | -- | -- | Yes | No |
| Carroll | 1975 | 1 | Print Repositories | Yes | Ye |
| Carroll* | 2006 | -- | -- | Yes | Yes |
| Carroll* | 2011 | -- | -- | Yes | No |
| Cass* | 1947 | -- | -- | Yes | Yes |
| Cass | 1989 | 1 | Print Repositories | Yes | Yes |
| Cass* | 2007 | -- | -- | Yes | Yes |
| Cass* | 2011 | -- | -- | Yes | No |
| Champaign* | 1918 | -- | -- | Yes | Yes |
| Champaign* | 1982 | -- | -- | Yes | Yes |
| Champaign | 2003 | 1 | Print Repositories | Yes | Yes |
| Champaign* | 2011 | -- | -- | Yes | No |
| Champaign-Urbana Area | 1974 | -- | -- | Yes | Yes |
| Christian* | 1994 | -- | -- | Yes | Yes |
| Christian | 2004 | 1 | Print Repositories | Yes | Yes |
| Christian* | 2011 | -- | -- | Yes | No |
| Clark | 1979 | 1 | Print Repositories | Yes | Yes |
| Clark* | 2009 | -- | -- | Yes | Yes |
| Clark* | 2011 | -- | -- | Yes | No |
| Clay* | 1902 | -- | -- | Yes | Yes |
| Clay* | 1911 | -- | -- | Yes | Yes |
| Clay | 1998 | 1 | Print Repositories | Yes | No |
| Clinton* | 1902 | -- | -- | Yes | Yes |
| Clinton* | 1936 | -- | -- | Yes | Yes |
| Clinton | 2002 | 1 | Print Repositories | Yes | Yes |
| Clinton* | 2011 | -- | -- | Yes | No |
| Coles* | 1929 | -- | -- | Yes | Yes |
| Coles | 1993 | 1 | Print Repositories | Yes | Yes |
| Coles | 2008 | -- | -- | Yes | No |
| Cook | 2012 | -- | -- | Yes | Yes |
| Cook* | 2018 | -- | -- | Yes | No |
| Crawford | 1996 | 1 | Print Repositories | Yes | Yes |
| Crawford* | 2007 | -- | -- | Yes | Yes |
| Crawford* | 2011 | -- | -- | Yes | No |
| Cumberland* | 1940 | -- | -- | No | No |
| Cumberland | 2002 | 1 | Print Repositories | YesYes | Yes |
| Cumberland* | 2011 | -- | -- | Yes | No |
| De Kalb* | 1922 | -- | -- | No | No |
| De Kalb* | 1978 | -- | -- | Yes | Yes |
| De Kalb | 2004 | 1 | Print Repositories | Yes | Yes |
| De Kalb* | 2011 | -- | -- | Yes | No |
| De Witt* | 1940 | -- | -- | No | No |
| De Witt | 1991 | 1 | Print Repositories | Yes | Yes |
| De Witt* | 2011 | -- | -- | Yes | No |
| Douglas* | 1929 | -- | -- | Yes | Yes |
| Douglas | 1971 | 1 | Print Repositories | Yes | Yes |
| Douglas* | 2006 | -- | -- | Yes | Yes |
| Douglas* | 2011 | -- | -- | Yes | Yes |
| Du Page* | 2011 | -- | -- | Yes | Yes |
| *Soil survey that Purdue does not have a copy of. | |||||