IDENTIFIERS

  • Current Taxon Name (Soil Name): LEVASY
  • OSD
  • Series Extent
  • User Site ID: 2004MO183002
  • User Pedon ID: 2004MO183002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0418302
  • NCSS Pedon Lab Data NASIS Record ID - 26216
  • 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: 38.8449444
  • Std. Longitude: -90.1294722
  • Datum: WGS84
  • Township: T47N
  • Range: R8E
  • Section: 5
  • PLSS Details: 114 feet West and 2,979 feet North from the South East corner
  • 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: Keith Knelle, Dennis Meinert
  • Current Taxonomic Class: Clayey over sandy or sandy-skeletal, smectitic, mesic Cumulic Vertic Endoaquolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - LEVASY
  • PSC - 25 to 102 cm.
  • Classificaton Date - 1/31/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - WALDRON
  • Classificaton Date - 3/22/2004
  • 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 sandy and silty alluvium derived from mixed
  • Landscape: river valley
  • Landform: flood-plain step
  • Geomorphic Component Terraces: tread
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: poorly
  • Flooding: frequent 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: 3/22/2004 (actual site observation date)
  • Air Photo ID: 38090g2ne
  • 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

    aquic conditions

    cambic horizon

    0—97

    10—203

    20—97

    —97—

    —193—

    —77—
    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

    0.5

    —

    —

    127.1

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 10 centimeters (0.0 to 3.9 inches); very dark gray (10YR 3/1) broken face silty clay; weak very fine and fine granular structure; very friable; 3.0 medium roots throughout and 3.0 fine roots throughout; 3.0 medium tubular and 3.0 fine tubular pores; fragments; gradual smooth boundary.; observed in push tube
    Ap2—10 to 20 centimeters (3.9 to 7.9 inches); very dark gray (10YR 3/1) broken face silty clay; moderate medium subangular blocky structure; very firm; 3.0 medium roots throughout and 3.0 fine roots throughout; 3.0 medium tubular and 3.0 fine tubular pores; 12 percent distinct very dark grayish brown (10YR 3/2), moist, slickensides (pedogenic) on all faces of peds; 1 percent medium faint irregular noncoherent cemented dark brown (7.5YR 3/4), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary.; observed in push tube
    Bg1—20 to 38 centimeters (7.9 to 15.0 inches); very dark gray (10YR 3/1) broken face clay; moderate medium subangular blocky structure; firm; 3.0 medium roots throughout and 3.0 fine roots throughout; 3.0 fine tubular pores; 3 percent faint gray (10YR 6/1), moist, silt coats 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; fragments; gradual smooth boundary.; observed in push tube
    Bg2—38 to 97 centimeters (15.0 to 38.2 inches); very dark gray (10YR 3/1) broken face silty clay loam; moderate medium subangular blocky structure; firm; 3.0 medium roots throughout and 3.0 fine roots throughout; 3.0 fine tubular pores; 3 percent faint gray (10YR 6/1), moist, silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented dark brown (7.5YR 3/4), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary.; observed in push tube
    Cg1—97 to 163 centimeters (38.2 to 64.2 inches); 50 percent grayish brown (2.5Y 5/2) broken face and 50 percent light olive brown (2.5Y 5/3) broken face stratified fine sand; massive; loose; 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), 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; fragments; abrupt smooth boundary.; observed in push tube
    Cg2—163 to 178 centimeters (64.2 to 70.1 inches); 50 percent grayish brown (2.5Y 5/2) broken face and 50 percent dark grayish brown (2.5Y 4/2) broken face stratified silt loam; massive; friable; 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; abrupt smooth boundary.; observed in push tube
    Cg3—178 to 203 centimeters (70.1 to 79.9 inches); light brownish gray (2.5Y 6/2) broken face fine sand; massive; loose; 0.5 fine tubular pores; fragments.; observed in push tube