IDENTIFIERS

  • Current Taxon Name (Soil Name): Sansdessein
  • OSD
  • Series Extent
  • User Site ID: 2009MO183006
  • User Pedon ID: 2009MO183006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0918306
  • NCSS Pedon Lab Data NASIS Record ID - 26009
  • Print Date: 11/24/2024

    • 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: 38.8330000
  • Std. Longitude: -90.1649722
  • Datum: WGS84
  • 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: Grant Butler, Mike Cook
  • Current Taxonomic Class: Fine, smectitic, mesic Cumulic Vertic Endoaquolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 306
  • Correlated Information:
  • Soil Name - Sansdessein
  • PSC - 25 to 102 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Sansdessein
  • Classificaton Date - 6/18/2009
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey alluvium derived from mixed
  • Landscape: river valley
  • Landform: flood plain
  • Microfeature: swale
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: poorly
  • Flooding: occasional flooding for long periods
  • Ponding: frequent ponding for brief periods
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/18/2009 (actual site observation date)
  • Air Photo ID: 38090g2
  • 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

    mollic epipedon

    0—178

    —178—
    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

    —

    —

    126.2

    —

    150

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); black (10YR 2/1) interior, dark gray (10YR 4/1) interior, dry; silty clay; moderate very fine and fine angular blocky, and moderate very fine and fine subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU006547; observed in push tube
    A—20 to 48 centimeters (7.9 to 18.9 inches); very dark gray (10YR 3/1) interior, gray (10YR 5/1) interior, dry; silty clay; moderate very fine and fine subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU006548; observed in push tube
    Bg1—48 to 97 centimeters (18.9 to 38.2 inches); very dark grayish brown (10YR 3/2) interior, grayish brown (10YR 5/2) interior, dry; silty clay; moderate very fine subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU006549; observed in push tube
    Bg2—97 to 178 centimeters (38.2 to 70.1 inches); black (10YR 2/1) interior, dark gray (10YR 4/1) interior, dry; clay; moderate fine angular blocky, and moderate fine subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented reddish brown (5YR 4/4), moist, iron depletions with clear boundaries in matrix; 1 percent very dark grayish brown (10YR 3/2), moist,; fragments; slight effervescence, by hcl, 1n; gradual smooth boundary. Lab sample # MU006550; observed in push tube
    Bg3—178 to 203 centimeters (70.1 to 79.9 inches); dark grayish brown (10YR 4/2) interior silty clay; moderate fine angular blocky, and moderate fine subangular blocky structure; firm; 0.5 very fine tubular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; slight effervescence, by hcl, 1n. Lab sample # MU006551; observed in push tube