IDENTIFIERS

  • Current Taxon Name (Soil Name): LETA
  • OSD
  • Series Extent
  • User Site ID: 2007MO087011
  • User Pedon ID: 2007MO087011
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0708711
  • NCSS Pedon Lab Data NASIS Record ID - 25675
  • 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: 39.9080000
  • Std. Longitude: -94.9959722
  • Datum: WGS84
  • Township: T59N
  • Range: R37W
  • Section: 25
  • PLSS Details: 744 feet West and 528 feet South from the North East corner
  • 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: 39094-H8—Amazonia, Missouri

    • PEDON

  • Describers Name: Timothy Knoernschild, Aaron Woods
  • Current Taxonomic Class: Clayey over loamy, mixed, superactive, noncalcareous, mesic Fluvaquentic Vertic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 11
  • Sampled As Information:
  • Soil Name - LETA
  • Taxonomic Class - Clayey over loamy, mixed, superactive, noncalcareous, mesic Fluvaquentic Vertic Endoaquolls
  • PSC - 25 to 102 cm.
  • Classificaton Date - 12/4/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Holocene Stage clayey alluvium derived from mixed over Holocene Stage loamy alluvium derived from mixed
  • Landscape: river valley
  • Landform: flood plain
  • Geomorphic Component Flats: flat
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: concave
  • 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: 12/4/2007 (actual site observation date)
  • Air Photo ID: 39095h1se
  • 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

    redox concentrations

    aquic conditions

    cambic horizon

    0—25

    8—185

    8—206

    25—81

    —25—

    —177—

    —198—

    —56—
    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

    —

    —

    246

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2) broken face loam; weak fine granular structure; friable; 10.0 very fine roots and 10.0 fine roots; 3.0 fine pores; fragments; abrupt smooth boundary. Lab sample # MU004077; observed in push tube
    Ap2—8 to 25 centimeters (3.1 to 9.8 inches); very dark gray (10YR 3/1) broken face and very dark grayish brown (10YR 3/2) rubbed silty clay loam; weak fine subangular blocky structure; firm; 3.0 very fine roots and 3.0 fine roots; 0.5 fine 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 gray (10YR 6/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU004078; observed in push tube
    Bw1—25 to 53 centimeters (9.8 to 20.9 inches); grayish brown (2.5Y 5/2) broken face silty clay; weak fine angular blocky structure; firm; 3.0 very fine roots and 3.0 fine roots; 0.5 fine pores; 30 percent faint dark gray (2.5Y 4/1), moist, clay films on all faces of peds; 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 light brownish gray (2.5Y 6/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU004079; observed in push tube
    Bw2—53 to 81 centimeters (20.9 to 31.9 inches); grayish brown (2.5Y 5/2) broken face silty clay; weak fine angular blocky structure; firm; 0.5 very fine roots and 0.5 fine roots; 3.0 fine pores; 10 percent faint dark gray (2.5Y 4/1), moist, clay films on all faces of peds; 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 gray (2.5Y 6/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU004080; observed in push tube
    C1—81 to 135 centimeters (31.9 to 53.1 inches); 80 percent gray (2.5Y 5/1) broken face and 20 percent grayish brown (2.5Y 5/2) broken face silt loam; massive; friable; 3.0 very fine roots and 3.0 fine roots; 3.0 fine 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 red (2.5YR 3/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU004081; observed in push tube
    C2—135 to 185 centimeters (53.1 to 72.8 inches); 90 percent grayish brown (10YR 5/2) broken face and 10 percent dark gray (10YR 4/1) broken face loam; massive; friable; 0.5 fine roots; 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 red (2.5YR 3/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented gray (10YR 5/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU004083; observed in push tube
    C3—185 to 206 centimeters (72.8 to 81.1 inches); 40 percent grayish brown (10YR 5/2) broken face and 40 percent brownish yellow (10YR 6/6) broken face and 20 percent dark yellowish brown (10YR 4/6) broken face fine sand; single grain; loose; 0.5 very fine roots; fragments. Lab sample # MU004084; observed in push tube