SoilWeb

The United States Department of Agriculture Natural Resources Conservation Service has compiled detailed soils data for approximately 95 percent of the counties in the United States. The soils data contains information such as the texture, drainage, depth, and chemical characteristics of the soil. This data can be accessed by reviewing hard copy Soil [...]

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General Soil Map of the United States

The U.S. General Soil Map consists of general soil association units. It was developed by the National Cooperative Soil Survey and supersedes the State Soil Geographic (STATSGO) dataset published in 1994. It consists of a broad-based inventory of soils and non-soil areas that occur in a repeatable pattern on the landscape and that can be [...]

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Major Land Resource Areas of the United States

Major Land Resource Areas (MLRA) and Land Resource Regions (LRR) are areas of the United States with similar geography (physiography, climate, geology, etc.), as defined by the US Department of Agriculture and the Natural Resources Conservation Service. These areas are used for large scale interstate planning. There are approximately 280 MLRAs in the United [...]

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