IDENTIFIERS

  • Current Taxon Name (Soil Name): Lecoma
  • OSD
  • Series Extent
  • User Site ID: 1997MO221120M
  • User Pedon ID: 1997MO221120
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9722158
  • Print Date: 11/12/2024

    • 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: 37.8764846
  • Std. Longitude: -90.9149328
  • Datum: WGS84
  • State: Missouri
  • County: MO221—Washington
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: DMS,JF,JS,GAL
  • Current Taxonomic Class: Coarse-loamy, siliceous Typic Paleudalfs
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Lecoma
  • Taxonomic Class - Coarse-loamy, siliceous Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 20 to 70 cm.
  • Classificaton Date - 11/18/1997
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium and/or loess and/or residuum
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/18/1997 (actual site observation date)
  • Air Photo ID: 30
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—20

    20—203

    —-

    —-
    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

    11

    —

    —

    315

    —

    110

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2), light brownish gray (10YR 6/2), dry; sandy loam; weak fine subangular blocky parts to weak fine granular structure; friable; 6.0 very fine and fine roots; 6.0 very fine and fine interstitial and tubular pores; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # MU058932
    E—8 to 20 centimeters (3.1 to 7.9 inches); brown (10YR 4/3) fine sandy loam; moderate fine subangular blocky structure; friable; 3.0 very fine and fine roots and 6.0 medium and coarse roots; 6.0 very fine and fine interstitial and tubular pores; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU058933
    Bt1—20 to 36 centimeters (7.9 to 14.2 inches); yellowish brown (10YR 5/6) fine sandy loam; moderate medium subangular blocky parts to moderate fine subangular blocky structure; friable; 3.0 very fine and fine roots and 3.0 medium and coarse roots; 6.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; gradual smooth boundary. Lab sample # MU058934. discontinuous - phpvsfiid 135348; discontinuous - phpvsfiid 135348
    Bt2—36 to 64 centimeters (14.2 to 25.2 inches); yellowish brown (10YR 5/6) loam; moderate medium prismatic parts to moderate very fine subangular blocky structure; friable; 0.5 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on faces of peds; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; gradual smooth boundary. Lab sample # MU058935. discontinuous - phpvsfiid 135349; discontinuous - phpvsfiid 135349
    Bt3—64 to 104 centimeters (25.2 to 40.9 inches); strong brown (7.5YR 4/6) loam; moderate coarse prismatic parts to moderate fine subangular blocky structure; firm; 0.5 very fine and fine roots; 6.0 very fine and fine interstitial and tubular pores; 15 percent distinct manganese or iron-manganese stains on faces of peds and 35 percent distinct clay films on faces of peds and 35 percent distinct silt coats on faces of peds; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; gradual smooth boundary. Lab sample # MU058936. continuous - phpvsfiid 135351; discontinuous - phpvsfiid 135350; discontinuous - phpvsfiid 135352; continuous - phpvsfiid 135351; discontinuous - phpvsfiid 135350; discontinuous - phpvsfiid 135352
    Bt4—104 to 132 centimeters (40.9 to 52.0 inches); strong brown (7.5YR 5/6) loam; strong coarse prismatic structure; firm; 3.0 very fine and fine roots; 6.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on faces of peds and 35 percent distinct silt coats on faces of peds; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; gradual smooth boundary. Lab sample # MU058937. continuous - phpvsfiid 135354; discontinuous - phpvsfiid 135353; continuous - phpvsfiid 135354; discontinuous - phpvsfiid 135353
    Bt5—132 to 168 centimeters (52.0 to 66.1 inches); dark yellowish brown (10YR 4/6) silt loam; strong coarse prismatic structure; firm; 0.5 very fine and fine roots; 6.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; gradual smooth boundary. Lab sample # MU058938. discontinuous - phpvsfiid 135355; discontinuous - phpvsfiid 135355
    Bt6—168 to 203 centimeters (66.1 to 79.9 inches); strong brown (7.5YR 5/6) silt loam; strong coarse prismatic structure; firm; 6.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.3, hellige-truog; gradual smooth boundary. Lab sample # MU058939. discontinuous - phpvsfiid 135356; discontinuous - phpvsfiid 135356