IDENTIFIERS

  • Current Taxon Name (Soil Name): LETA
  • OSD
  • Series Extent
  • User Site ID: 2006MO027099
  • User Pedon ID: 2006MO027099
  • Transect:
  • User Transect ID - 41-1
  • Transect Stop Number - 4
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0602799
  • NCSS Pedon Lab Data NASIS Record ID - 25694
  • Print Date: 5/13/2025

    • 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: 38.7088333
  • Std. Longitude: -91.7770000
  • Datum: WGS84
  • Township: T46N
  • Range: R8W
  • Section: 36
  • PLSS Details: 125 feet East and 1,191 feet North from the South West corner
  • Country: US—United States
  • State: Missouri
  • County: MO027—Callaway
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO027—Callaway County, Missouri
  • 7.5 Minute USGS Quad: 38091-F7—Mokane East, Missouri

    • PEDON

  • Describers Name: Greg Caldwell, Amber Marshaus, Wyn Kelley
  • Current Taxonomic Class: Clayey over loamy, smectitic, superactive, mesic Fluvaquentic Vertic Endoaquolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 99
  • Correlated Information:
  • Soil Name - LETA
  • PSC - 25 to 81 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - LETA
  • Classificaton Date - 8/16/2006
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey alluvium derived from mixed over loamy alluvium derived from mixed
  • Landscape: alluvial plain
  • Landform: flood plain
  • Geomorphic Component Terraces: tread
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: poorly
  • Flooding: occasional flooding for brief periods
  • Ponding: rare ponding for very brief periods
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/16/2006 (actual site observation date)
  • Air Photo ID: 38091f7ne
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous 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 sheet
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    cambic horizon

    lithologic discontinuity

    0—36

    36—81

    81—203

    —36—

    —45—

    —122—
    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

    —

    —

    160

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark gray (10YR 3/1) crushed silty clay; moderate medium subangular blocky, and weak medium subangular blocky structure; firm; 3.0 very fine roots throughout and 3.0 fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/4), moist, iron depletions with clear boundaries in matrix; fragments; abrupt smooth boundary. Lab sample # MU004218; observed in push tube
    A—20 to 36 centimeters (7.9 to 14.2 inches); very dark gray (10YR 3/1) crushed silty clay; moderate medium angular blocky structure; firm; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 very fine tubular pores; 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU004219; observed in push tube
    Bg1—36 to 56 centimeters (14.2 to 22.0 inches); dark gray (2.5Y 4/1) broken face clay; moderate 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 and 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU004220; observed in push tube
    Bg2—56 to 81 centimeters (22.0 to 31.9 inches); dark gray (2.5Y 4/1) broken face clay; moderate fine subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 12 percent prominent dark gray (2.5Y 4/1), moist, pressure faces on vertical faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; abrupt smooth boundary. Lab sample # MU004221; observed in push tube
    2Cg1—81 to 119 centimeters (31.9 to 46.9 inches); 30 percent grayish brown (10YR 5/2) broken face and 30 percent gray (10YR 6/1) broken face and 40 percent dark gray (10YR 4/1) broken face stratified silt loam; massive; firm; 0.5 very fine roots throughout; fragments; clear smooth boundary. Lab sample # MU004222; observed in push tube
    2Cg2—119 to 203 centimeters (46.9 to 79.9 inches); 60 percent grayish brown (2.5Y 5/2) broken face and 40 percent dark grayish brown (2.5Y 4/2) broken face stratified silt loam; massive; firm; 0.5 very fine roots throughout; 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU004223; observed in push tube