SaD—Saffell

SaD—Saffell gravelly fine sandy loam, 12 to 20 percent slopes

Map Unit Setting

  • National map unit symbol: kpwn

  • Elevation: 150 to 450 feet

  • Mean annual precipitation: 48 to 54 inches

  • Mean annual air temperature: 61 to 66 degrees F

  • Frost-free period: 190 to 230 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Saffell and similar soils: 85 percent

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

Description of Saffell

Setting
  • Landform: Hillslopes

  • Landform position (three-dimensional): Crest

  • Parent material: Gravelly alluvium and/or marine deposits

Typical profile
  • H1 - 0 to 4 inches: gravelly fine sandy loam

  • H2 - 4 to 13 inches: gravelly fine sandy loam

  • H3 - 13 to 37 inches: very gravelly clay loam

  • H4 - 37 to 60 inches: very gravelly sandy loam

Properties and qualities
  • Slope: 12 to 20 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: Low (about 5.5 inches)

Interpretive groups
  • Land capability classification (irrigated): None specified

  • Land capability classification (nonirrigated): 6e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

SaF—Saffell gravelly fine sandy loam, 20 to 60 percent slopes

Map Unit Setting

  • National map unit symbol: kpwp

  • Elevation: 150 to 450 feet

  • Mean annual precipitation: 48 to 54 inches

  • Mean annual air temperature: 61 to 66 degrees F

  • Frost-free period: 190 to 230 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Saffell and similar soils: 90 percent

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

Description of Saffell

Setting
  • Landform: Hillslopes

  • Landform position (three-dimensional): Side slope

  • Parent material: Gravelly alluvium and/or marine deposits

Typical profile
  • H1 - 0 to 4 inches: gravelly fine sandy loam

  • H2 - 4 to 13 inches: gravelly fine sandy loam

  • H3 - 13 to 37 inches: very gravelly clay loam

  • H4 - 37 to 60 inches: very gravelly sandy loam

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: Low (about 5.5 inches)

Interpretive groups
  • Land capability classification (irrigated): None specified

  • Land capability classification (nonirrigated): 7e

  • Hydrologic Soil Group: B

  • Hydric soil rating: No

 


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