CaA-Calhoun silt loam, 0 to 1 percent slopes

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Setting

Landform position: Loess covered terraces

Typical Profile

Surface layer:

0 to 6 inches-dark grayish brown silt loam

Subsurface layer:

6 to 16 inches-gray silt loam with redoximorphic features

Subsoil:

16 to 31 inches-light brownish gray silty clay loam and light gray silt with redoximorphic features

31 to 54 inches-grayish brown silty clay loam and light gray silt with redoximorphic features

54 to 72 inches-light brownish gray silt loam with redoximorphic features

Inclusions

• Calloway soils

• Henry soils

• Small depressional areas subject to flooding and/or ponding for long durations

Soil Properties and Qualities

Depth class: Very deep

Drainage class: Poorly drained

Permeability: Slow

Available water capacity: High

Depth to seasonal high water table: 0 to 1 foot

Shrink-swell potential: Moderate

Hazard of flooding: None

Surface runoff: Negligible to low

Soil reaction: Strongly acid to moderately acid in the surface layer, except where limed or affected by irrigation water; very strongly acid to moderately acid in the subsurface layer and lower part of the subsoil; very strongly acid to slightly acid in the upper part of the subsoil

Parent material: Loess

Land Use

Major Uses: Most areas are cultivated; a few areas are in woodland

Cropland

Land capability subclass: IIIw

Suitability: Moderately suited

Adapted crops: Soybeans, grain sorghum, and rice

Management concerns:

• Excess surface water

• Wetness

Management measures:

• See Use and Management of the Soils, Crops and Pasture Section

Pasture and Hayland

Suitability: Moderately suited

Adapted plants: Common bermudagrass, improved bermudagrass, and tall fescue

Management concerns:

• Wetness

• Excess surface water

Management measures:

• See Use and Management of the Soils, Crops and Pasture Section

Woodland

Woodland ordination symbol: 8W

Suitability: Moderately suited

Adapted species: Cherrybark oak, willow oak, sweetgum, and loblolly pine

Management concerns:

• Equipment use is restricted due to wetness

• Seedling mortality

• Windthrow hazard

Management measures:

• See Use and Management of the Soils, Woodland Management and Productivity Section

Urban Uses

Dwellings

Limitation rating: Severe

Limitations:

• Wetness

Corrective measures:

• See Use and Management of the Soils, Engineering, Building Site Development Section

Small Commercial Buildings

Limitation rating: Severe

Limitations:

• Wetness

Corrective measures:

• See Use and Management of the Soils, Engineering, Building Site Development Section

Septic Tank Absorption Fields

Limitation rating: Severe

Limitations:

• Wetness

• Slow permeability

Corrective measures:

• See Use and Management of the Soils, Engineering, Sanitary Facilities Section

Local Roads and Streets

Limitation rating: Severe

Limitations:

• Low strength

• Wetness

Corrective measures:

• See Use and Management of the Soils, Engineering, Building Site Development Section