IDENTIFIERS

  • Current Taxon Name (Soil Name): AUXVASSE
  • OSD
  • Series Extent
  • User Site ID: 2006MO027096
  • User Pedon ID: 2006MO027096
  • Vegetation Plot ID: 2006MO02796
  • Transect:
  • User Transect ID - 03B-1
  • Transect Stop Number - 5
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0602796
  • NCSS Pedon Lab Data NASIS Record ID - 25539
  • Print Date: 2/16/2025

    • 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: 38.7188889
  • Std. Longitude: -91.7733889
  • Datum: WGS84
  • Township: T46N
  • Range: R8W
  • Section: 36
  • PLSS Details: 1,880 feet East and 351 feet South from the North 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: LeAnn Bullard, David Dowdy
  • Current Taxonomic Class: Fine, mixed, superactive, mesic Aeric Albaqualfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 96
  • Correlated Information:
  • Soil Name - AUXVASSE
  • PSC - 53 to 104 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture Subclass - aeric
  • Sampled As Information:
  • Soil Name - HARTVILLE
  • Classificaton Date - 8/2/2006
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: silty and clayey alluvium derived from mixed
  • Landscape: river valley
  • Landform: stream terrace
  • Geomorphic Component Terraces: tread
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: somewhat poorly
  • Flooding: rare flooding for very brief periods
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/2/2006 (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 - other grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    FESTU

    Festuca

    fescue

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    —

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

    ochric epipedon

    cambic horizon

    argillic horizon

    0—10

    10—53

    53—203

    —10—

    —43—

    —150—
    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

    3

    —

    —

    161.5

    —

    220

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    Ap—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3) crushed silt loam; 19 percent sand; weak very fine subangular blocky, and weak thin platy structure; friable; 10.0 very fine roots throughout and 10.0 fine roots throughout; 3.0 fine tubular pores; 12 percent distinct sand coats on all faces of peds; fragments; abrupt smooth boundary. Lab sample # MU003097; observed in pit, small
    Bw1—10 to 30 centimeters (3.9 to 11.8 inches); dark grayish brown (10YR 4/2) broken face silt loam; 16 percent sand; weak very fine subangular blocky, and moderate thin platy structure; friable; 3.0 very fine roots between peds; 0.5 very fine tubular pores; 12 percent distinct sand coats on all faces of peds and 35 percent distinct very pale brown (10YR 7/3), moist, silt coats on all faces of peds and 35 percent prominent dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    Bw2—30 to 53 centimeters (11.8 to 20.9 inches); brown (10YR 5/3) broken face silty clay loam; 20 percent sand; moderate medium subangular blocky, and weak thin platy structure; firm; 3.0 very fine roots between peds; 3.0 fine tubular pores; 35 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 70 percent distinct light brownish gray (10YR 6/2), moist, silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    Btg1—53 to 84 centimeters (20.9 to 33.1 inches); gray (10YR 5/1) broken face silty clay; 42 percent sand; moderate medium subangular blocky, and weak fine prismatic structure; firm; 0.5 very fine roots between peds; 10.0 fine tubular pores; 70 percent prominent dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU003100; observed in pit, small
    Btg2—84 to 107 centimeters (33.1 to 42.1 inches); gray (10YR 5/1) broken face silty clay; 38 percent sand; weak medium subangular blocky, and moderate fine and medium prismatic structure; firm; 3.0 fine tubular pores; 70 percent prominent dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented brownish yellow (10YR 6/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU003101; observed in pit, small
    Btg3—107 to 152 centimeters (42.1 to 59.8 inches); gray (10YR 5/1) broken face silty clay loam; 31 percent sand; moderate fine angular blocky, and moderate medium prismatic structure; very firm; 10.0 fine tubular pores; 70 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), 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; clear smooth boundary. Lab sample # MU003102; observed in pit, small
    Btg4—152 to 203 centimeters (59.8 to 79.9 inches); light brownish gray (2.5Y 6/2) broken face silty clay loam; 30 percent sand; moderate fine prismatic, and weak thick platy structure; very firm; 0.5 fine tubular pores; 12 percent distinct sand coats on all faces of peds and 35 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented gray (10YR 5/1), 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 yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented brownish yellow (10YR 6/6), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU003103; observed in pit, small