IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2008MO027071
  • User Pedon ID: 2008MO027071
  • Vegetation Plot ID: 2008MO027071
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0802771
  • NCSS Pedon Lab Data NASIS Record ID - 30208
  • Print Date: 2/17/2025

    • 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: 38.7802778
  • Std. Longitude: -91.7967778
  • Datum: WGS84
  • Township: T46N
  • Range: R8W
  • Section: 10
  • PLSS Details: 45 feet West and 45 feet South from the North 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 #: 71
  • Sampled As Information:
  • Soil Name - MEXICO
  • Taxonomic Class - Fine, smectitic, mesic Aeric Vertic Epiaqualfs
  • PSC - 0 to 0 cm.
  • Classificaton Date - 3/25/2008
  • 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
  • Landscape: till plain
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • 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: 3/25/2008 (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

    —

    —

    251.8

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    110

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    Ap—0 to 25 centimeters (0.0 to 9.8 inches); very dark grayish brown (10YR 3/2) broken face silt loam; weak fine subangular blocky structure; friable; 10.0 very fine roots throughout and 10.0 fine roots throughout; 10.0 very fine tubular and 10.0 fine tubular pores; fragments; clear smooth boundary.; observed in pit, small
    Btg1—25 to 97 centimeters (9.8 to 38.2 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; moderate medium subangular blocky structure; friable; 10.0 very fine roots throughout and 10.0 fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; 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 dark yellowish brown (10YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    Bge—97 to 152 centimeters (38.2 to 59.8 inches); grayish brown (10YR 5/2) broken face silt loam; moderate thick platy, and weak coarse prismatic structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 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 brown (10YR 5/3), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    Btg2—152 to 244 centimeters (59.8 to 96.1 inches); gray (10YR 5/1) broken face silty clay; moderate subangular blocky, and moderate medium prismatic structure; very firm; 0.5 fine tubular pores; 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 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
    2Btg3—244 to 335 centimeters (96.1 to 131.9 inches); grayish brown (2.5Y 5/2) broken face silty clay; moderate medium subangular blocky, and moderate coarse prismatic structure; firm; 1 percent medium faint irregular noncoherent cemented grayish brown (10YR 5/2), 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 nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in pit, small
    2BCg1—335 to 470 centimeters (131.9 to 185.0 inches); gray (2.5Y 6/1) broken face silty clay; medium wedge, and moderate coarse prismatic structure; firm; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 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; clear smooth boundary.; observed in pit, small
    2BCg2—470 to 671 centimeters (185.0 to 264.2 inches); gray (2.5Y 6/1) broken face silty clay loam; weak coarse prismatic, and moderate fine wedge structure; firm; 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 3 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter mixed fragments; abrupt smooth boundary.; observed in pit, small
    3CB—671 to 724 centimeters (264.2 to 285.0 inches); yellowish brown (10YR 5/6) broken face clay loam; weak fine subangular blocky, and weak thick platy structure; firm; 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 gray (10YR 6/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat very strongly coherent cemented 2-?-75 millimeter chert fragments.; observed in pit, small