Site from the US Department of Agriculture (USDA) that aims to "deliver scientifically based soil information." Sections of the site include:

• Soil Survey - soil survey maps and text, status maps, lab data, soil climate data, and GIS ready datasets (SSURGO, STATSGO).
• Soil Use - various applications and interpretations of soil information for specific issues and needs.
• Education - information for students and teachers in K to 16 including careers.
• Gallery - images available for downloading.
• Classification - information and standards used in soil classification.
• Procedures - books, manuals, guides, instructions, and notes relating to mapping, describing, analyzing, investigating, interpreting, and distributing soil information.
• Research - topics of current development.
• NCSS - business and communication issues of the National Cooperative Soil Survey.