SeC—Sengtown

SeC—Sengtown gravelly silt loam, 5 to 12 percent slopes

Map Unit Setting

  • National map unit symbol: 2td2n

  • Elevation: 600 to 1,300 feet

  • Mean annual precipitation: 47 to 55 inches

  • Mean annual air temperature: 56 to 59 degrees F

  • Frost-free period: 190 to 230 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Sengtown and similar soils: 85 percent

  • Estimates are based on observations, descriptions, and transects of the mapunit.

Description of Sengtown

Setting

  • Landform: Hills

  • Landform position (two-dimensional): Backslope

  • Landform position (three-dimensional): Side slope

  • Down-slope shape: Convex

  • Across-slope shape: Convex

  • Parent material: Clayey residuum weathered from cherty limestone

Typical profile

  • Ap - 0 to 8 inches: gravelly silt loam

  • E - 8 to 11 inches: gravelly silt loam

  • Bt - 11 to 79 inches: gravelly clay

Properties and qualities

  • Slope: 5 to 12 percent

  • Depth to restrictive feature: More than 80 inches

  • Natural drainage class: Well drained

  • Runoff class: Medium

  • Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high (0.60 to 2.00 in/hr)

  • Depth to water table: More than 80 inches

  • Frequency of flooding: None

  • Frequency of ponding: None

  • Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm)

  • Available water storage in profile: Moderate (about 7.5 inches)

Interpretive groups

  • Land capability classification (irrigated): 3e

  • Land capability classification (nonirrigated): 3e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

SeD2—Sengtown gravelly silt loam, 12 to 20 percent slopes

Map Unit Setting

  • National map unit symbol: 2qh76

  • Elevation: 600 to 1,300 feet

  • Mean annual precipitation: 47 to 55 inches

  • Mean annual air temperature: 56 to 59 degrees F

  • Frost-free period: 190 to 230 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Sengtown and similar soils: 85 percent

  • Estimates are based on observations, descriptions, and transects of the mapunit.

Description of Sengtown

Setting

  • Landform: Hills

  • Landform position (two-dimensional): Backslope

  • Landform position (three-dimensional): Side slope

  • Down-slope shape: Convex

  • Across-slope shape: Convex

  • Parent material: Clayey residuum weathered from cherty limestone

Typical profile

  • Ap - 0 to 8 inches: gravelly silt loam

  • E - 8 to 11 inches: gravelly silt loam

  • Bt - 11 to 79 inches: gravelly clay

Properties and qualities

  • Slope: 12 to 20 percent

  • Depth to restrictive feature: More than 80 inches

  • Natural drainage class: Well drained

  • Runoff class: Medium

  • Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high (0.60 to 2.00 in/hr)

  • Depth to water table: More than 80 inches

  • Frequency of flooding: None

  • Frequency of ponding: None

  • Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm)

  • Available water storage in profile: Moderate (about 7.5 inches)

Interpretive groups

  • Land capability classification (irrigated): 4e

  • Land capability classification (nonirrigated): 4e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

SeF—Sengtown gravelly silt loam, 30 to 60 percent slopes

Map Unit Setting

  • National map unit symbol: 2qh75

  • Elevation: 600 to 1,300 feet

  • Mean annual precipitation: 48 to 58 inches

  • Mean annual air temperature: 57 to 59 degrees F

  • Frost-free period: 190 to 230 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Sengtown and similar soils: 85 percent

  • Estimates are based on observations, descriptions, and transects of the mapunit.

Description of Sengtown

Setting

  • Landform: Hills

  • Landform position (two-dimensional): Backslope

  • Landform position (three-dimensional): Side slope

  • Down-slope shape: Convex

  • Across-slope shape: Convex

  • Parent material: Clayey residuum weathered from cherty limestone

Typical profile

  • Ap - 0 to 8 inches: gravelly silt loam

  • E - 8 to 11 inches: gravelly silt loam

  • Bt - 11 to 79 inches: gravelly clay

Properties and qualities

  • Slope: 30 to 60 percent

  • Depth to restrictive feature: More than 80 inches

  • Natural drainage class: Well drained

  • Runoff class: High

  • Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high (0.60 to 2.00 in/hr)

  • Depth to water table: More than 80 inches

  • Frequency of flooding: None

  • Frequency of ponding: None

  • Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm)

  • Available water storage in profile: Moderate (about 7.5 inches)

Interpretive groups

  • Land capability classification (irrigated): 7e

  • Land capability classification (nonirrigated): 7e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

SmC2—Sengtown-Mountview complex, 5 to 12 percent slopes, eroded

Map Unit Setting

  • National map unit symbol: kpwt

  • Elevation: 600 to 1,300 feet

  • Mean annual precipitation: 48 to 55 inches

  • Mean annual air temperature: 57 to 61 degrees F

  • Frost-free period: 180 to 205 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Sengtown and similar soils: 60 percent

  • Mountview and similar soils: 30 percent

  • Estimates are based on observations, descriptions, and transects of the mapunit.

Description of Sengtown

Setting

  • Landform: Hillslopes

  • Landform position (three-dimensional): Side slope

  • Parent material: Clayey residuum weathered from cherty limestone

Typical profile

  • H1 - 0 to 6 inches: gravelly silt loam

  • H2 - 6 to 18 inches: gravelly silty clay loam

  • H3 - 18 to 60 inches: gravelly clay

Properties and qualities

  • Slope: 5 to 12 percent

  • Depth to restrictive feature: More than 80 inches

  • Natural drainage class: Well drained

  • Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high (0.60 to 2.00 in/hr)

  • Depth to water table: More than 80 inches

  • Frequency of flooding: None

  • Frequency of ponding: None

  • Available water storage in profile: Moderate (about 6.5 inches)

Interpretive groups

  • Land capability classification (irrigated): None specified

  • Land capability classification (nonirrigated): 3e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

Description of Mountview

Setting

  • Landform: Stream terraces

  • Parent material: Loess over clayey residuum weathered from cherty limestone

Typical profile

  • H1 - 0 to 6 inches: silt loam

  • H2 - 6 to 24 inches: silty clay loam

  • H3 - 24 to 60 inches: gravelly silty clay

Properties and qualities

  • Slope: 5 to 12 percent

  • Depth to restrictive feature: More than 80 inches

  • Natural drainage class: Well drained

  • Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high (0.60 to 2.00 in/hr)

  • Depth to water table: More than 80 inches

  • Frequency of flooding: None

  • Frequency of ponding: None

  • Available water storage in profile: High (about 9.3 inches)

Interpretive groups

  • Land capability classification (irrigated): None specified

  • Land capability classification (nonirrigated): 3e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

SrF—Sengtown-Rock outcrop complex, 20 to 60 percent slopes

Map Unit Setting

  • National map unit symbol: kpwv

  • Elevation: 600 to 1,300 feet

  • Mean annual precipitation: 48 to 55 inches

  • Mean annual air temperature: 57 to 61 degrees F

  • Frost-free period: 185 to 205 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Sengtown and similar soils: 60 percent

  • Rock outcrop: 35 percent

  • Estimates are based on observations, descriptions, and transects of the mapunit.

Description of Sengtown

Setting

  • Landform: Hillslopes

  • Landform position (three-dimensional): Side slope

  • Parent material: Clayey residuum weathered from cherty limestone

Typical profile

  • H1 - 0 to 10 inches: gravelly silt loam

  • H2 - 10 to 18 inches: gravelly silty clay loam

  • H3 - 18 to 60 inches: gravelly clay

Properties and qualities

  • Slope: 20 to 60 percent

  • Depth to restrictive feature: More than 80 inches

  • Natural drainage class: Well drained

  • Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high (0.60 to 2.00 in/hr)

  • Depth to water table: More than 80 inches

  • Frequency of flooding: None

  • Frequency of ponding: None

  • Available water storage in profile: Moderate (about 6.5 inches)

Interpretive groups

  • Land capability classification (irrigated): None specified

  • Land capability classification (nonirrigated): 7e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

Description of Rock Outcrop

Typical profile

  • R - 0 to 10 inches: bedrock

 

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