IDENTIFIERS

  • Current Taxon Name (Soil Name): Calhoun
  • OSD
  • Series Extent
  • User Site ID: 1993MO223016
  • User Pedon ID: 1993MO223016
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9322316
  • NCSS Pedon Lab Data NASIS Record ID - 34543
  • Print Date: 5/20/2024

    • 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: 37.0458565
  • Std. Longitude: -90.1336365
  • Datum: WGS84
  • Location Description: 1400 ft. E and 1500 ft. N of the SE corner of sec 35, T. 28 N., R. 8 E.
  • Map Unit: 82060a—Calhoun silt loam, 0 to 1 percent slopes68—Calhoun silt loam, 0 to 1 percent slopes
  • State: Missouri
  • County: MO223—Wayne
  • MLRA: 131—Southern Mississippi Valley Alluvium
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: MO223—Wayne County, Missouri
  • 7.5 Minute USGS Quad: 37090-A2—McGee, Missouri

    • PEDON

  • Describers Name: DH
  • Current Taxonomic Class: Coarse-silty, mixed, active, thermic Typic Paleaquults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Calhoun
  • PSC - 76 to 126 cm.
  • Classificaton Date - 3/7/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Calhoun
  • Classificaton Date - 9/2/1993
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 51 Cation Exc. to Clay x100


    • SITE

  • Parent Material: alluvium
  • Landscape: lowland
  • Landform: terrace
  • Runoff: negligible
  • Drainage Class: poorly
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/2/1993 (actual site observation date)
  • Air Photo ID: 2200-92
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—76

    76—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

    1

    —

    —

    104

    —

    1118

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    Clearwater Dam

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); grayish brown (10YR 5/2), light gray (10YR 7/2), dry; silt loam; moderate fine and medium subangular blocky structure; very friable; fine and medium iron-manganese masses and fine and medium iron-manganese concretions and 40 percent yellowish red (5YR 5/8) masses of oxidized iron; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # MU049240
    Eg1—20 to 51 centimeters (7.9 to 20.1 inches); light brownish gray (10YR 6/2), white (10YR 8/1), dry; silt; moderate very fine and fine subangular blocky structure; very friable; fine and medium iron-manganese masses and fine and medium iron-manganese concretions and 20 percent yellowish red (5YR 5/6) masses of oxidized iron; fragments; very strongly acid, pH 5.0, hellige-truog; gradual wavy boundary. Lab sample # MU049241
    Eg2—51 to 76 centimeters (20.1 to 29.9 inches); 75 percent light brownish gray (10YR 6/2) and 25 percent brown (10YR 5/3), white (10YR 8/1), dry; silt loam; weak and moderate very fine and fine subangular blocky structure; very friable; fine and medium iron-manganese masses and fine and medium iron-manganese concretions and 10 percent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; strongly acid, pH 5.2, hellige-truog; gradual wavy boundary. Lab sample # MU049242
    Btg1—76 to 119 centimeters (29.9 to 46.9 inches); 25 percent brown (10YR 5/3) and 25 percent gray (10YR 6/1) and 50 percent light brownish gray (10YR 6/2) silt loam; moderate medium prismatic parts to moderate very fine and fine subangular blocky structure; friable; 5 percent faint clay films on faces of peds; fine and medium iron-manganese masses and fine and medium iron-manganese concretions and 10 percent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; very strongly acid, pH 4.8, hellige-truog; gradual wavy boundary. Lab sample # MU049243
    Btg2—119 to 203 centimeters (46.9 to 79.9 inches); 15 percent brown (10YR 5/3) and 35 percent gray (10YR 6/1) and 50 percent light brownish gray (10YR 6/2) silt loam; moderate medium prismatic parts to moderate medium subangular blocky structure; friable; 5 percent faint clay films on faces of peds; fine and medium iron-manganese masses and fine and medium dark concretions and 10 percent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; strongly acid, pH 5.1, hellige-truog. Lab sample # MU049244