IDENTIFIERS

  • Current Taxon Name (Soil Name): Ashton
  • OSD
  • Series Extent
  • User Site ID: 1991MO099027
  • User Pedon ID: 1991MO099027
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M91099017
  • Print Date: 4/21/2026

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 38.9672644
  • Std. Longitude: -92.3451678
  • Datum: WGS84
  • Section: 3
  • Location Description: 250'N and 1200'W of SE corner Sec. 3, T39N., R3E.
  • State: Missouri
  • County: MO099—Jefferson
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: JAD, EJD
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Ashton
  • Classificaton Date - 4/11/1991
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: valley
  • Landform: alluvial flat
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/11/1991 (actual site observation date)
  • Air Photo ID: 35
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    1

    —

    —

    174

    —

    0

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    Ap1—0 to 15 centimeters (0.0 to 5.9 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; silt loam; weak fine granular structure; very friable; 3.0 very fine roots and 3.0 fine roots; fragments; slightly alkaline, pH 7.6, pH meter; abrupt smooth boundary. Lab sample # MU041108
    Ap2—15 to 25 centimeters (5.9 to 9.8 inches); dark brown (7.5YR 3/2), brown (7.5YR 5/3), dry; silt loam; weak fine granular structure; friable; 3.0 very fine roots; fragments; moderately alkaline, pH 7.9, pH meter; clear wavy boundary. Lab sample # MU041109
    Bt1—25 to 51 centimeters (9.8 to 20.1 inches); dark brown (7.5YR 3/4) silt loam; moderate fine subangular blocky structure; friable; 1.0 very fine roots; 10 percent faint clay films on faces of peds; fragments; slightly alkaline, pH 7.6, pH meter; clear smooth boundary. Lab sample # MU041110
    Bt2—51 to 74 centimeters (20.1 to 29.1 inches); dark reddish brown (5YR 3/4) and brown (7.5YR 4/4) silt loam; moderate medium subangular blocky structure; firm; 1.0 very fine roots; 30 percent distinct clay films on faces of peds; fragments; slightly alkaline, pH 7.5, pH meter; gradual smooth boundary. Lab sample # MU041111
    Bt3—74 to 107 centimeters (29.1 to 42.1 inches); dark reddish brown (5YR 3/4) and brown (7.5YR 4/4) silt loam; moderate medium subangular blocky structure; firm; 30 percent prominent clay films on faces of peds and 30 percent distinct manganese or iron-manganese stains; 1 percent fine irregular iron-manganese concretions; fragments; slightly alkaline, pH 7.4, pH meter; clear smooth boundary. Lab sample # MU041112
    Bt4—107 to 165 centimeters (42.1 to 65.0 inches); dark reddish brown (5YR 3/4) and strong brown (7.5YR 4/6) silt loam; moderate medium subangular blocky structure; firm; 10 percent distinct clay films on faces of peds; 10 percent fine spherical iron-manganese concretions; fragments; neutral, pH 7.3, pH meter; clear smooth boundary. Lab sample # MU041113
    Bt5—165 to 183 centimeters (65.0 to 72.0 inches); brown (7.5YR 4/4) and strong brown (7.5YR 4/6) silt loam; weak medium subangular blocky structure; firm; 10 percent distinct clay films on faces of peds; 10 percent fine and medium spherical iron-manganese concretions; fragments; neutral, pH 7.1, pH meter. Lab sample # MU041114