IDENTIFIERS

  • Current Taxon Name (Soil Name): LETA
  • OSD
  • Series Extent
  • User Site ID: 2008MO087001
  • User Pedon ID: 2008MO087001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0808701
  • NCSS Pedon Lab Data NASIS Record ID - 25678
  • Print Date: 3/13/2025

    • 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: 39.9306111
  • Std. Longitude: -95.1976944
  • 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: Larry Gray, Dennis Meinert
  • Current Taxonomic Class: Clayey over loamy, mixed, mesic Mollic Endoaquepts
  • Current Taxon Kind: variant
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - LETA
  • Taxonomic Class - Clayey over loamy, mixed, mesic Mollic Endoaquepts
  • PSC - 25 to 102 cm.
  • Classificaton Date - 6/30/2008
  • 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: linear
  • Slope Shape Down: concave
  • 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: 6/30/2008 (actual site observation date)
  • Air Photo ID: 39095h2
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    ochric epipedon

    redox concentrations

    redox depletions with chroma 2 or less

    0—23

    23—183

    84—183

    —23—

    —160—

    —99—
    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

    —

    —

    839.1

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); very dark gray (10YR 3/1) rubbed silty clay; 57 percent clay; strong fine angular blocky structure; friable; 10.0 fine roots throughout and 3.0 coarse roots throughout; 3.0 fine high-continuity interstitial pores; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU004099; observed in pit, small
    C1—8 to 23 centimeters (3.1 to 9.1 inches); 60 percent olive brown (2.5Y 4/3) broken face and 40 percent black (10YR 2/1) broken face fine sandy loam; 10 percent clay; massive; very friable; 3.0 fine roots throughout; 10.0 very fine moderate-continuity tubular and 10.0 fine moderate-continuity tubular pores; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU004100; observed in pit, small
    Bw1—23 to 43 centimeters (9.1 to 16.9 inches); very dark gray (10YR 3/1) broken face silty clay; 43 percent clay; strong fine angular blocky, and strong medium angular blocky structure; firm; 0.5 very fine roots throughout; 0.5 fine moderate-continuity interstitial and 0.5 moderate-continuity tubular pores; 1 percent medium faint irregular noncoherent cemented reddish brown (5YR 4/4), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU004101; observed in pit, small
    Bw2—43 to 66 centimeters (16.9 to 26.0 inches); very dark gray (10YR 3/1) broken face silty clay loam; 36 percent clay; moderate fine angular blocky, and moderate fine subangular blocky structure; firm; 0.5 fine roots throughout; 10.0 very fine moderate-continuity tubular and 10.0 fine moderate-continuity tubular pores; 12 percent distinct brown (10YR 4/3), moist, sand coats on vertical faces of peds; 1 percent medium faint irregular noncoherent cemented dark brown (10YR 3/3), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU004102; observed in pit, small
    Bw3—66 to 84 centimeters (26.0 to 33.1 inches); very dark gray (2.5Y 3/1) broken face silty clay; 48 percent clay; moderate fine subangular blocky, and moderate fine angular blocky structure; firm; 0.5 fine roots throughout; 0.5 moderate-continuity 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; abrupt smooth boundary. Lab sample # MU004103; observed in pit, small
    BC1—84 to 99 centimeters (33.1 to 39.0 inches); very dark grayish brown (2.5Y 3/2) broken face silt loam; 26 percent clay; moderate fine angular blocky structure; firm; 0.5 fine roots throughout; 3.0 very fine moderate-continuity tubular and 3.0 fine moderate-continuity tubular pores; 1 percent medium faint irregular noncoherent cemented very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented dark reddish brown (5YR 3/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented dark reddish brown (5YR 3/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented very dark gray (7.5YR 3/1), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU004104; observed in pit, small
    BC2—99 to 152 centimeters (39.0 to 59.8 inches); dark brown (10YR 3/3) broken face silt loam; 15 percent clay; weak fine angular blocky structure; firm; 0.5 medium roots throughout and 3.0 fine roots throughout; 10.0 medium moderate-continuity tubular and 10.0 fine moderate-continuity tubular pores; 1 percent medium faint irregular noncoherent cemented dark gray (10YR 4/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented brown (10YR 4/3), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU004105; observed in pit, small
    C—152 to 183 centimeters (59.8 to 72.0 inches); brown (10YR 5/3) broken face fine sand; 3 percent clay; single grain; loose; 10.0 fine moderate-continuity pores; fragments; noneffervescent, by hcl, 1n. Lab sample # MU004106; observed in pit, small