Web Soil Survey

The Web Soil Survey (WSS) is a comprehensive online platform that provides authoritative soil data and information produced by the National Cooperative Soil Survey. Operated by the USDA Natural Resources Conservation Service (NRCS), this service offers users access to the world's largest natural resource information system, serving as the single, continuously updated source for soil survey data. It facilitates informed decision-making across various sectors by making complex soil information readily available.

This platform currently hosts soil maps and detailed data for more than 95 percent of the nation’s counties, with an ongoing commitment to achieving 100 percent coverage. Users can explore a wealth of information, including soil characteristics, interpretations, and suitability ratings tailored for diverse land uses. Such data is critical for applications in agriculture, land management, urban planning, environmental conservation, and educational research.

The WSS empowers individuals, farmers, planners, and organizations to make sound land use and management choices by providing high-quality, government-backed soil information. Its interface supports searching by keywords or browsing by subject, allowing for efficient exploration of extensive datasets and the generation of custom soil reports. This tool is essential for anyone needing reliable data on the physical and chemical properties of soils across the United States.