IDENTIFIERS

  • Current Taxon Name (Soil Name): Reelfoot
  • OSD
  • Series Extent
  • User Site ID: 2003MO201004
  • User Pedon ID: 2003MO201004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0320104
  • NCSS Pedon Lab Data NASIS Record ID - 31068
  • Print Date: 1/26/2025

    • 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: 37.0457954
  • Std. Longitude: -89.4087524
  • Datum: WGS84
  • Location Description: Thebes SW quad
  • Map Unit: 86045—Reelfoot silt loam, 0 to 1 percent slopes, rarely flooded
  • State: Missouri
  • County: MO201—Scott
  • MLRA: 131—Southern Mississippi Valley Alluvium
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: MO201—Scott County, Missouri
  • 7.5 Minute USGS Quad: 37089-A4—Thebes SW, Missouri

    • PEDON

  • Describers Name: KG, RT, BB
  • Current Taxonomic Class: Fine-silty, mixed, superactive, thermic Mollic Epiaqualfs
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Sampled As Information:
  • Soil Name - Reelfoot
  • Taxonomic Class - Fine-silty, mixed, superactive, thermic Mollic Epiaqualfs
  • PSC - 79 to 129 cm.
  • Classificaton Date - 9/18/2003
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/18/2003 (actual site observation date)
  • Air Photo ID:
  • 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
  • Yield Study ID -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—79

    79—124

    —-

    —-
    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

    0

    —

    —

    98.8

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 15 centimeters (0.0 to 5.9 inches); very dark gray (10YR 3/1), grayish brown (10YR 5/2), dry; silt loam; moderate thin platy structure; very friable; 5.0 very fine and fine roots; 10.0 very fine and fine vesicular and 10.0 fine tubular pores; fragments; moderately acid, pH 5.9, pH meter; abrupt smooth boundary. Lab sample # MU025384
    Ap2—15 to 40 centimeters (5.9 to 15.7 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silt loam; moderate fine and medium prismatic, and moderate fine and medium subangular blocky structure; friable; 3.0 very fine and fine roots; 10.0 fine and medium vesicular and 3.0 fine and medium tubular pores; 3 percent fine prominent strong brown (7.5YR 4/6) masses of oxidized iron; fragments; neutral, pH 6.8, pH meter; gradual smooth boundary. Lab sample # MU025385
    AB—40 to 79 centimeters (15.7 to 31.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; loam; moderate fine and medium prismatic, and moderate fine and medium subangular blocky structure; friable; 3.0 very fine roots; 8.0 medium tubular and 10.0 fine and medium vesicular pores; 10 percent fine and medium prominent strong brown (7.5YR 4/6) masses of oxidized iron; fragments; slightly acid, pH 6.1, pH meter; clear smooth boundary. Lab sample # MU025386
    Bt1—79 to 125 centimeters (31.1 to 49.2 inches); dark grayish brown (10YR 4/2) silt loam; moderate coarse prismatic, and moderate medium subangular blocky structure; firm; 0.5 very fine roots; 8.0 medium tubular and 10.0 fine and medium vesicular pores; 30 percent faint very dark grayish brown (10YR 3/2) clay films; 1 percent fine black (10YR 2/1) manganese masses and 40 percent fine and medium distinct dark yellowish brown (10YR 4/6) masses of oxidized iron; fragments; moderately acid, pH 5.6, pH meter; abrupt smooth boundary. Lab sample # MU025387
    2Ab—125 to 134 centimeters (49.2 to 52.8 inches); very dark grayish brown (10YR 3/2) fine sandy loam; moderate thick platy structure; friable; 0.5 very fine roots; 10.0 very fine and fine vesicular and 2.0 medium tubular pores; 20 percent fine and medium distinct dark yellowish brown (10YR 3/4) masses of oxidized iron; fragments; moderately acid, pH 5.7, pH meter; abrupt smooth boundary. Lab sample # MU025388
    2Bt2—134 to 162 centimeters (52.8 to 63.8 inches); grayish brown (2.5Y 5/2) silty clay; strong medium and coarse prismatic, and moderate fine and medium subangular blocky structure; very firm; 0.5 very fine roots; 10.0 very fine and fine vesicular and 5.0 medium tubular pores; 30 percent distinct dark grayish brown (10YR 4/2) clay films; 10 percent fine and medium prominent strong brown (7.5YR 4/6) masses of oxidized iron; fragments; strongly acid, pH 5.4, pH meter; gradual smooth boundary. Lab sample # MU025389
    2Bt3—162 to 183 centimeters (63.8 to 72.0 inches); grayish brown (2.5Y 5/2) silt loam; strong medium and coarse prismatic, and moderate fine and medium subangular blocky structure; firm; 10.0 very fine and fine vesicular and 5.0 medium tubular pores; 30 percent distinct dark grayish brown (10YR 4/2) clay films; 30 percent fine and medium prominent strong brown (7.5YR 4/6) masses of oxidized iron; fragments; moderately acid, pH 5.6, pH meter; clear smooth boundary. Lab sample # MU025390
    2Bt4—183 to 203 centimeters (72.0 to 79.9 inches); dark grayish brown (10YR 4/2) silt loam; moderate medium subangular blocky structure; friable; 10.0 very fine and fine vesicular and 5.0 medium tubular pores; 10 percent faint very dark grayish brown (10YR 3/2) clay films; 30 percent fine and medium distinct dark yellowish brown (10YR 3/4) masses of oxidized iron; fragments; moderately acid, pH 5.7, pH meter. Lab sample # MU025391