IDENTIFIERS

  • Current Taxon Name (Soil Name): Calhoun
  • OSD
  • Series Extent
  • User Site ID: 1987MO223002
  • User Pedon ID: 1987MO223002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M8722302
  • NCSS Pedon Lab Data NASIS Record ID - 30960
  • Print Date: 11/23/2024

    • 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: 36.9398193
  • Std. Longitude: -90.2414551
  • Datum: WGS84
  • Map Unit: 82060a—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: 36090-H2—Puxico, Missouri

    • PEDON

  • Current Taxonomic Class: Fine-silty, mixed, active, thermic Typic Glossaqualfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Calhoun
  • PSC - 53 to 103 cm.
  • Classificaton Date - 3/2/2011
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Calhoun
  • Classificaton Date - 7/6/1987
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loamy alluvium
  • Landscape: lowland
  • Landform: terrace
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/6/1987 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • 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

    albic horizon

    glossic horizon

    argillic horizon

    0—53

    23—53

    53—81

    53—142

    —-

    —-

    —-

    —-
    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

    —

    —

    103

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); brown (7.5YR 4/4) silt loam; weak fine granular structure; friable; 7.0 fine roots; 1 percent fine faint strong brown (7.5YR 5/6) masses of oxidized iron and 25 percent fine prominent light brownish gray (10YR 6/2) iron depletions; fragments; very strongly acid, pH 4.5, pH meter; abrupt smooth boundary. Lab sample # MU032461
    Eg—23 to 53 centimeters (9.1 to 20.9 inches); light brownish gray (10YR 6/2) silt loam; weak fine subangular blocky structure; friable; 7.0 fine roots; 1 percent fine prominent iron-manganese concretions and 25 percent fine and medium prominent brown (7.5YR 4/4) masses of oxidized iron; fragments; strongly acid, pH 5.2, pH meter; clear wavy boundary. Lab sample # MU032462
    B/E—53 to 81 centimeters (20.9 to 31.9 inches); light brownish gray (10YR 6/2) silt loam; weak coarse prismatic parts to weak fine subangular blocky structure; friable; 7.0 fine roots; 25 percent distinct brown (7.5YR 4/2) clay films; 25 percent coarse prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; extremely acid, pH 4.3, pH meter; clear smooth boundary. Lab sample # MU032463
    Btg—81 to 142 centimeters (31.9 to 55.9 inches); light brownish gray (10YR 6/2) silty clay loam; weak coarse prismatic parts to weak coarse subangular blocky structure; firm; 0.5 fine roots; 25 percent medium prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; strongly acid, pH 5.1, pH meter; clear wavy boundary. Lab sample # MU032464
    Cg—142 to 183 centimeters (55.9 to 72.0 inches); gray (10YR 6/1) silt loam; structureless massive; firm; 1 percent fine prominent strong brown (7.5YR 5/6) masses of oxidized iron and 5 percent medium prominent 7.5YR 2/0 (7.5YR 2/0) manganese masses on surfaces along root channels and 25 percent fine prominent brown (7.5YR 4/4) masses of oxidized iron; fragments; strongly acid, pH 5.5, pH meter. Lab sample # MU032465