IDENTIFIERS

  • Current Taxon Name (Soil Name): DUPO
  • OSD
  • Series Extent
  • User Site ID: 2007MO113016
  • User Pedon ID: 2007MO113016
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0711316
  • NCSS Pedon Lab Data NASIS Record ID - 25450
  • Print Date: 4/29/2025

    • 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: 39.1648056
  • Std. Longitude: -90.7730000
  • Datum: WGS84
  • Country: US—United States
  • State: Missouri
  • County: MO113—Lincoln
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO113—Lincoln County, Missouri
  • 7.5 Minute USGS Quad: 39090-B7—Elsberry, Missouri

    • PEDON

  • Describers Name: Scott Larsen, Scott Paine, Huckleberry Finn
  • Current Taxonomic Class: Fine-silty, mixed, superactive, nonacid, mesic Cumulic Haplaquolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 16
  • Sampled As Information:
  • Soil Name - DUPO
  • Taxonomic Class - Fine-silty, mixed, superactive, nonacid, mesic Cumulic Haplaquolls
  • PSC - 18 to 69 cm.
  • Classificaton Date - 6/13/2007
  • Soil Taxonomic Edition - first edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty alluvium derived from mixed
  • Landscape: river valley
  • Landform: flood plain
  • Geomorphic Component Flats: flat
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: very low
  • Drainage Class: somewhat poorly
  • Flooding: occasional flooding for brief periods begining in jan
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/13/2007 (actual site observation date)
  • Air Photo ID: 39090b7
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion gully
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    aquic conditions

    0—64

    18—69

    18—203

    —64—

    —51—

    —185—
    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

    0.5

    —

    —

    —

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark brown (10YR 3/3) silt loam; weak fine subangular blocky structure; friable; 10.0 fine roots; 10.0 fine tubular pores; fragments; clear smooth boundary. Lab sample # MU002527; observed in pit, small
    Bt1—18 to 41 centimeters (7.1 to 16.1 inches); very dark gray (10YR 3/1) silty clay loam; moderate medium subangular blocky structure; friable; 10.0 fine roots; 10.0 fine tubular pores; 12 percent distinct clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU002528; observed in pit, small
    Btg1—41 to 64 centimeters (16.1 to 25.2 inches); 60 percent very dark gray (10YR 3/1) and 40 percent dark grayish brown (10YR 4/2) silty clay loam; moderate medium subangular blocky structure; friable; 3.0 fine roots; 10.0 fine tubular pores; 12 percent distinct clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU002529; observed in pit, small
    Btg2—64 to 91 centimeters (25.2 to 35.8 inches); dark grayish brown (10YR 4/2) silty clay loam; strong medium subangular blocky structure; firm; 3.0 fine roots; 0.5 fine tubular and 3.0 fine vesicular pores; 35 percent distinct silt coats on all faces of peds and 35 percent distinct clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU002530; observed in pit, small
    Btg3—91 to 135 centimeters (35.8 to 53.1 inches); grayish brown (10YR 5/2) silty clay loam; strong medium subangular blocky structure; firm; 0.5 fine roots; 0.5 fine tubular and 3.0 fine vesicular pores; 35 percent distinct clay films on all faces of peds and 35 percent distinct silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU002531; observed in pit, small
    Btg4—135 to 180 centimeters (53.1 to 70.9 inches); light brownish gray (10YR 6/2) silty clay loam; strong medium subangular blocky, and weak medium prismatic structure; firm; 0.5 fine roots; 0.5 fine vesicular and 0.5 fine tubular pores; 35 percent distinct clay films on all faces of peds and 35 percent distinct silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU002532; observed in pit, small
    Btg5—180 to 211 centimeters (70.9 to 83.1 inches); grayish brown (10YR 5/2) silty clay; moderate medium prismatic structure; very firm; 0.5 fine vesicular and 0.5 fine tubular pores; 35 percent distinct silt coats on all faces of peds and 35 percent distinct clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU002533; observed in pit, small
    Btg6—211 to 229 centimeters (83.1 to 90.2 inches); dark grayish brown (10YR 4/2) silty clay; moderate medium prismatic structure; very firm; 0.5 fine tubular and 0.5 fine vesicular pores; 12 percent faint clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU002534; observed in pit, small