Web Soil Survey (WSS) provides soil data and information produced by the National Cooperative Soil Survey.

Historical soil surveys have been scanned, converted to portable document format (pdf), and archived on a public download site.

Links to documents guiding soil science.

Mission: Measure soil properties that are critical to soil survey and conservation efforts of the USDA Natural Resources Conservation Service and the National Cooperative Soil Survey.

Access maps and databases on soils throughout the United States based on soil surveys conducted since 1899.

The National Cooperative Soil Survey (NCSS) is a nationwide partnership dedicated to soils since 1899!

Includes links to Hydric Soils, Soil Colors, Technical Soil Services, and Urban Soils.

Soil-related educational resources for students.

The North Dakota NRCS Soils Staff developed statewide interpretation and soil property and quality maps using the official tabular data available on Web Soil Survey and gridded SSURGO (gSSURGO) spatial data.

Information that is crucial to sustainable soil management.