IDENTIFIERS

  • Current Taxon Name (Soil Name): LETA
  • OSD
  • Series Extent
  • User Site ID: 2008MO087012
  • User Pedon ID: 2008MO087012
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0808712
  • NCSS Pedon Lab Data NASIS Record ID - 25690
  • Print Date: 3/2/2025

    • 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: 39.9085000
  • Std. Longitude: -95.1651111
  • Datum: WGS84
  • Country: US—United States
  • State: Missouri
  • County: MO087—Holt
  • MLRA: 107—Iowa and Missouri Deep Loess Hills
  • Non-MLRA Soil Survey Area: MO087—Holt County, Missouri
  • 7.5 Minute USGS Quad: 39095-H2—Oregon, Missouri

    • PEDON

  • Describers Name: Kim Worth, Larry Gray
  • Current Taxonomic Class: Clayey over loamy, mixed, mesic Mollic Endoaquents
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 12
  • Sampled As Information:
  • Soil Name - LETA
  • Taxonomic Class - Clayey over loamy, mixed, mesic Mollic Endoaquents
  • PSC - 25 to 102 cm.
  • Classificaton Date - 7/2/2008
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • 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
  • Geomorphic Component Hills: interfluve
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: poorly
  • Flooding: frequent flooding for brief periods begining in mar
  • Ponding: frequent ponding for brief periods begining in mar
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/2/2008 (actual site observation date)
  • Air Photo ID: 39095h2
  • 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 Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    abrupt textural change

    —

    91 -

    - 1 -

    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    redox concentrations

    reduced matrix

    abrupt textural change

    endosaturation

    0—25

    0—203

    0—203

    91—

    119—203

    —25—

    —203—

    —203—

    —1—

    —84—
    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

    2

    —

    —

    254.2

    —

    270

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    C1—0 to 18 centimeters (0.0 to 7.1 inches); 80 percent very dark gray (2.5Y 3/1) broken face and 10 percent brown (10YR 5/3) broken face and 10 percent black (10YR 2/1) broken face silt loam; 18 percent clay; massive; firm; 10.0 very fine pores; 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 3/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented dark brown (7.5YR 3/3), moist, iron depletions with clear boundaries in matrix; fragments; slight effervescence, by hcl, 1n; abrupt smooth boundary. Lab sample # MU004190; observed in push tube
    A—18 to 25 centimeters (7.1 to 9.8 inches); very dark gray (10YR 3/1) broken face silty clay loam; 36 percent clay; moderate medium subangular blocky structure; firm; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine pores; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU004191; observed in push tube
    C2—25 to 46 centimeters (9.8 to 18.1 inches); 80 percent very dark gray (2.5Y 3/1) broken face and 20 percent very dark grayish brown (2.5Y 3/2) broken face silty clay; 42 percent clay; moderate fine subangular blocky structure; firm; 0.5 very fine roots throughout; 3.0 very fine pores; 12 percent faint yellowish brown (10YR 5/4), moist, sand coats on all faces of peds; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU004192; observed in push tube
    C3—46 to 69 centimeters (18.1 to 27.2 inches); 80 percent very dark grayish brown (2.5Y 3/2) broken face and 20 percent very dark gray (2.5Y 3/1) broken face silty clay; 41 percent clay; moderate medium subangular blocky structure; very firm; 0.5 very fine roots throughout; 3.0 very fine pores; fragments; strong effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU004193; observed in push tube
    BC—69 to 91 centimeters (27.2 to 35.8 inches); 60 percent dark grayish brown (2.5Y 4/2) broken face and 20 percent very dark gray (2.5Y 3/1) broken face silty clay loam; 38 percent clay; massive; firm; 0.5 very fine roots throughout; 3.0 fine tubular pores; 1 percent medium faint irregular noncoherent cemented dark brown (7.5YR 3/4), moist, iron depletions with clear boundaries in matrix; fragments; strong effervescence, by hcl, 1n; abrupt smooth boundary. Lab sample # MU004194; observed in push tube
    C4—91 to 119 centimeters (35.8 to 46.9 inches); 50 percent dark olive brown (2.5Y 3/3) broken face and 50 percent brown (10YR 5/3) broken face loamy fine sand; 10 percent clay; massive; firm; fragments; slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU004195; observed in push tube
    C5—119 to 183 centimeters (46.9 to 72.0 inches); 80 percent dark grayish brown (2.5Y 4/2) broken face and 20 percent very dark grayish brown (2.5Y 3/2) broken face loamy fine sand; 15 percent clay; massive; firm; 3.0 very fine 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 dark gray (2.5Y 4/1), moist, iron depletions with clear boundaries in matrix; fragments; strong effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU004196; observed in push tube
    C6—183 to 203 centimeters (72.0 to 79.9 inches); dark grayish brown (2.5Y 4/2) broken face fine sandy loam; 13 percent clay; massive; firm; 0.5 very fine pores; 1 percent medium faint irregular noncoherent cemented brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented dark gray (2.5Y 4/1), moist, iron depletions with clear boundaries in matrix; fragments; slight effervescence, by hcl, 1n. Lab sample # MU004197; observed in push tube