An - Arrington

 An—Arrington silt loam, 0 to 2 percent slopes, frequently flooded

Map Unit Setting

  • National map unit symbol: 2td33

  • Elevation: 500 to 850 feet

  • Mean annual precipitation: 48 to 58 inches

  • Mean annual air temperature: 57 to 61 degrees F

  • Frost-free period: 190 to 230 days

  • Farmland classification: Prime farmland if protected from flooding or not frequently flooded during the growing season

Map Unit Composition

  • Arrington and similar soils: 90 percent

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

Description of Arrington

Setting
  • Landform: Flood plains

  • Landform position (two-dimensional): Toeslope

  • Landform position (three-dimensional): Base slope

  • Down-slope shape: Linear

  • Across-slope shape: Linear

  • Parent material: Silty alluvium derived from limestone and siltstone

Typical profile
  • Ap - 0 to 26 inches: silt loam

  • Bw - 26 to 50 inches: silt loam

  • C - 50 to 79 inches: silt loam

Properties and qualities
  • Slope: 0 to 2 percent

  • Depth to restrictive feature: More than 80 inches

  • Natural drainage class: Well drained

  • Runoff class: Low

  • 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: About 49 to 59 inches

  • Frequency of flooding: Frequent

  • 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: Very high (about 12.5 inches)

Interpretive groups
  • Land capability classification (irrigated): 3w

  • Land capability classification (nonirrigated): 3w

  • Hydrologic Soil Group: B

  • Hydric soil rating: No


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