IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2008MO027078
  • User Pedon ID: 2008MO027078
  • Vegetation Plot ID: 2008MO027078
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0802778
  • NCSS Pedon Lab Data NASIS Record ID - 30201
  • Print Date: 6/3/2024

    • 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: 38.7651111
  • Std. Longitude: -91.7678889
  • Datum: WGS84
  • Township: T46N
  • Range: R8W
  • Section: 12
  • PLSS Details: 2,375 feet West and 63 feet North from the South East 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-G7—Reform, Missouri

    • PEDON

  • Describers Name: LeAnn Bullard, Mike Chalfant, Amber Marshaus
  • Current Taxonomic Class: Fine, smectitic, mesic Aeric Vertic Epiaqualfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 78
  • Sampled As Information:
  • Soil Name - MEXICO
  • Taxonomic Class - Fine, smectitic, mesic Aeric Vertic Epiaqualfs
  • PSC - 0 to 0 cm.
  • Classificaton Date - 7/28/2008
  • Soil Taxonomic Edition - first edition
  • Moisture Class - aquic
  • Moisture SUBClass - aeric
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: pre-Illinoian Stage fine-silty loess derived from mixed over pre-Illinoian Stage clayey till derived from chert over pre-Illinoian Stage clayey till derived from chert
  • Landscape: till plain
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: negligible
  • Drainage Class: excessively
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Pre-illinoian Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/28/2008 (actual site observation date)
  • Air Photo ID: 38091g7
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rural transportation
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion gully
    • 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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    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

    —

    —

    249

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    0

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    —

    —

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    Ap—0 to 33 centimeters (0.0 to 13.0 inches); very dark grayish brown (10YR 3/2) broken face silt loam; moderate fine subangular blocky structure; friable; 10.0 fine roots throughout; 3.0 fine tubular pores; fragments; clear smooth boundary.; observed in pit, small
    Bt1—33 to 76 centimeters (13.0 to 29.9 inches); grayish brown (10YR 5/2) broken face silty clay loam; moderate fine and medium subangular blocky structure; firm; 3.0 fine roots throughout; 3.0 fine tubular pores; 35 percent distinct clay films; 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 yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    Bt2—76 to 198 centimeters (29.9 to 78.0 inches); gray (10YR 6/1) broken face silty clay loam; moderate subangular blocky, and weak fine prismatic structure; firm; 0.5 fine roots throughout; 3.0 fine tubular pores; 12 percent distinct silt coats and 35 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/4), 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    Eb—198 to 226 centimeters (78.0 to 89.0 inches); gray (10YR 6/1) broken face silty clay loam; moderate fine subangular blocky structure; friable; 3.0 fine tubular pores; 12 percent faint skeletans and 12 percent faint clay films; 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    3Btgb1—226 to 348 centimeters (89.0 to 137.0 inches); gray (10YR 5/1) broken face silty clay loam; moderate fine and medium subangular blocky, and moderate coarse prismatic structure; very firm; 0.5 fine tubular pores; 35 percent distinct clay films; 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in pit, small
    3Btgb2—348 to 427 centimeters (137.0 to 168.1 inches); gray (10YR 6/1) broken face silty clay loam; moderate fine subangular blocky, and weak coarse prismatic, and weak thick platy structure; very firm; 0.5 fine tubular pores; 35 percent distinct clay films; 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in pit, small
    3Btgb3—427 to 544 centimeters (168.1 to 214.2 inches); gray (10YR 6/1) broken face silty clay; moderate fine and medium subangular blocky, and moderate coarse prismatic, and weak thick platy structure; very firm; 0.5 fine tubular pores; 30 percent prominent clay films; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), 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; 1 percent by volume nonflat very strongly coherent cemented 5-?-20 millimeter mixed fragments; clear smooth boundary.; observed in pit, small
    3Btgb4—544 to 640 centimeters (214.2 to 252.0 inches); gray (10YR 6/1) broken face silty clay; moderate fine and medium subangular blocky, and weak coarse prismatic structure; firm; 0.5 fine tubular pores; 12 percent faint skeletans and 35 percent prominent clay films; 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter mixed fragments; clear smooth boundary.; observed in pit, small
    4Btg1—640 to 671 centimeters (252.0 to 264.2 inches); gray (10YR 6/1) broken face silty clay; moderate medium subangular blocky, and moderate coarse prismatic structure; firm; 0.5 fine tubular pores; 35 percent prominent clay films; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), 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; 2 percent by volume very strongly coherent cemented unspecified fragments and 3 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in pit, small
    4Btg2—671 to 701 centimeters (264.2 to 276.0 inches); light gray (10YR 7/1) broken face silty clay loam; moderate subangular blocky structure; firm; 0.5 fine tubular pores; 35 percent prominent clay films; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), 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; 1 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments and 1 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter mixed fragments.; observed in pit, small