IDENTIFIERS

  • Current Taxon Name (Soil Name): TRELOAR
  • OSD
  • Series Extent
  • User Site ID: 2007MO183045
  • User Pedon ID: 2007MO183045
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0718345
  • NCSS Pedon Lab Data NASIS Record ID - 25291
  • Print Date: 11/21/2024

    • 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: 38.8570833
  • Std. Longitude: -90.2139722
  • Datum: WGS84
  • PLSS Details: 879 feet West and 1,910 feet North from the South East corner of Survey 1730,
  • Country: US—United States
  • State: Missouri
  • County: MO183—St. Charles
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO183—St. Charles County, Missouri
  • 7.5 Minute USGS Quad: 38090-G2—Columbia Bottom, Missouri

    • PEDON

  • Describers Name: Dennis Meinert, Ralph Tucker, Teresa Gerber
  • Current Taxonomic Class: Sandy over loamy, mixed, superactive, mesic Fluventic Eutrudepts
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 45
  • Correlated Information:
  • Soil Name - TRELOAR
  • PSC - 25 to 102 cm.
  • Classificaton Date - 4/11/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - CARR
  • Classificaton Date - 10/22/2007
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: river valley
  • Landform: flood-plain step
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Runoff: negligible
  • Drainage Class: moderately well
  • Flooding: occasional flooding for long periods
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/22/2007 (actual site observation date)
  • Air Photo ID: 38090g2nw
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • 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
  • Site Erosion Accelerated: water erosion gully
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    strongly contrasting particle size class

    aquic conditions

    reduced matrix

    0—30

    30—117

    30—

    102—

    102—145

    —30—

    —87—

    —1—

    —1—

    —43—
    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

    —

    —

    131.4

    —

    1

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 15 centimeters (0.0 to 5.9 inches); very dark gray (10YR 3/1) broken face, dark grayish brown (10YR 4/2) broken face, dry; fine sandy loam; moderate fine subangular blocky structure; friable; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU001164; observed in pit, small
    Ap2—15 to 30 centimeters (5.9 to 11.8 inches); very dark grayish brown (10YR 3/2) broken face, reddish brown (2.5YR 5/3) broken face, dry; fine sandy loam; strong fine and medium subangular blocky structure; friable; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU001165; observed in pit, small
    Bw1—30 to 46 centimeters (11.8 to 18.1 inches); reddish brown (2.5YR 5/3) broken face very fine sandy loam; moderate fine and medium subangular blocky structure; friable; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU001166; observed in pit, small
    Bw2—46 to 66 centimeters (18.1 to 26.0 inches); reddish brown (2.5YR 5/3) broken face very fine sandy loam; moderate fine and medium subangular blocky structure; friable; 1 percent faint dark yellowish brown (10YR 4/4), moist,; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU001167; observed in pit, small
    Bw3—66 to 102 centimeters (26.0 to 40.2 inches); 70 percent reddish brown (2.5YR 5/3) broken face and 30 percent light reddish brown (2.5YR 6/3) broken face very fine sandy loam; moderate fine and medium subangular blocky structure; friable; 1 percent faint dark yellowish brown (10YR 4/4), moist,; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU001168; observed in pit, small
    Bg—102 to 117 centimeters (40.2 to 46.1 inches); 30 percent pale red (2.5YR 6/2) broken face and 40 percent reddish gray (2.5YR 6/1) broken face and 30 percent light reddish gray (2.5YR 7/1) broken face very fine sandy loam; moderate fine and medium subangular blocky structure; friable; 3 percent faint dark reddish brown (2.5YR 3/3), moist, and 5 percent faint yellowish red (5YR 5/6), moist,; fragments; strong effervescence, by hcl, 1n; abrupt smooth boundary. Lab sample # MU001169; observed in pit, small
    2Akb—117 to 145 centimeters (46.1 to 57.1 inches); 70 percent very dark gray (10YR 3/1) broken face and 30 percent weak red (2.5YR 4/2) broken face silty clay loam; moderate fine and medium subangular blocky structure; firm; 3 percent faint gray (10YR 5/1), moist,; fragments; violent effervescence, by hcl, 1n; abrupt smooth boundary. Lab sample # MU001170; observed in pit, small
    2C1—145 to 183 centimeters (57.1 to 72.0 inches); light reddish brown (2.5YR 6/3) broken face very fine sandy loam; structureless massive; very friable; 2 percent faint dark yellowish brown (10YR 4/4), moist,; fragments; slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU001171; observed in pit, small
    2C2—183 to 208 centimeters (72.0 to 81.9 inches); reddish brown (2.5YR 5/3) broken face very fine sandy loam; structureless massive; very friable; 1 percent faint gray (2.5Y 5/1), moist, and 2 percent faint dark yellowish brown (10YR 4/4), moist,; fragments; slight effervescence, by hcl, 1n. Lab sample # MU001172; observed in pit, small