Jul 31, 2019 · Click the Soil Map tab to view or print a soil map, and detailed descriptions of the soils in your Area of Interest. Click or Press the Enter or Spacebar key to view the larger image.

The Unified Soil Classification System uses a two-letter system to name different soil types. The chart below also includes a plasticity chart that is used to determine the classification of fine-grained soils.

Interactive maps used to explore different types of soil for areas in the world. This website and its contents were developed by the Integrating Spatial Educational Experiences Network (lsee Network), …

Explore detailed soil survey maps and data using the ArcGIS Soil Survey Map application.

The Unified Soil Classification System (USCS) is a soil classification system used in engineering and geology to describe the texture and grain size of a soil. The classification system can be applied to …

This interactive map allows you to explore a variety of soil properties throughout the continental United States. The data shown here were obtained by aggregating current USDA-NCSS soil survey data …

Jan 25, 2021 · The dataset consists of three raster GeoTIFF files describing the following soil properties in the US: available water capacity, field capacity, and soil porosity.

In addition to the most recent soil data, archived soil data is also available on every soil map generated within the system. When you look at the information below you will find that the algorithms used to …

Nov 23, 2025 · The U.S. Soil Taxonomy classifies soils within a hierarchy of six categories. Only the highest-level category, order, is discussed here. Soil orders are named by adding the suffix -sol to a …

Determine percentages of sand and gravel from grain-size curve. Depending on percentage of fines (fraction smaller than No. 200 sieve size), coarse-grained soils are classified as follows: Less than 5 …