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Source:
Prepared by Iowa State University’s Geospatial Laboratory for Soil Informatics (GLSI) using USDA-NRCS gSSURGO data and administrative boundaries from the Iowa NRCS.
Resolution:
County-level vector boundaries with labeled office points; displayed as a statewide static image
Suggested Use:
Ideal for outreach, coordination, and identifying regional NRCS contacts for soil and conservation-related work. Useful for researchers, landowners, educators, and agency personnel engaging with USDA-NRCS programs.
References
Miller, B.A. and C.L. Burras. 2015. Comparison of surficial geology maps based on soil survey and in depth geological survey. Soil Horizons 56(1). doi:10.2136/sh14-05-0005.
Soil Survey Staff. 2014. Official Soil Series Descriptions (OSD). United States Department of Agriculture, Natural Resources Conservation Service. https://soilseries.sc.egov.usda.gov/osdname.asp
Soil Survey Staff. 2014. Gridded Soil Survey Geographic (gSSURGO). United States Department of Agriculture, Natural Resources Conservation Service. http://datagateway.nrcs.usda.gov