IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2005MO219062
  • User Pedon ID: 2005MO219062
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0521962
  • NCSS Pedon Lab Data NASIS Record ID - 30341
  • Print Date: 11/26/2024

    • 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: 38.9244444
  • Std. Longitude: -91.1894444
  • Datum: WGS84
  • Township: T48N
  • Range: R3W
  • Section: 13
  • PLSS Details: 59 feet West and 2,601 feet North from the South East corner
  • Country: US—United States
  • State: Missouri
  • County: MO219—Warren
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-H2—Hawk Point, Missouri

    • PEDON

  • Describers Name: Mike Chalfant, LeAnn Bullard, Greg Caldwell
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Epiaqualfs
  • Current Taxon Kind: family
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 62
  • Sampled As Information:
  • Soil Name - MEXICO
  • Taxonomic Class - Fine, smectitic, mesic Vertic Epiaqualfs
  • PSC - 51 to 102 cm.
  • Classificaton Date - 4/12/2005
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: till plain
  • Landform: divide
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/12/2005 (actual site observation date)
  • Air Photo ID: 38091h2sw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - other
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    albic horizon

    argillic horizon

    0—20

    20—51

    51—719

    —20—

    —31—

    —668—
    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

    1

    —

    —

    237.7

    —

    315

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark grayish brown (10YR 3/2) rubbed silt loam; 20 percent sand; 57 percent silt; 23 percent clay; weak fine subangular blocky, and weak granular structure; friable; 10.0 fine roots; 10.0 fine pores; 10 percent distinct clay films; 1 percent by volume nonflat subangular indurated 2-?-75 millimeter limestone, unspecified fragments; abrupt smooth boundary. Lab sample # MU027264; observed in pit, small
    E—20 to 51 centimeters (7.9 to 20.1 inches); grayish brown (10YR 5/2) broken face silt loam; 16 percent sand; 59 percent silt; 25 percent clay; weak fine subangular blocky structure; firm; 10.0 fine roots; 10.0 fine pores; 20 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 4/6), moist, iron depletions with clear boundaries in matrix; 3 percent by volume nonflat subangular indurated 2-?-75 millimeter limestone, unspecified fragments; clear smooth boundary. Lab sample # MU027265; observed in pit, small
    Btg—51 to 76 centimeters (20.1 to 29.9 inches); grayish brown (10YR 5/2) broken face silty clay; 3 percent sand; 54 percent silt; 43 percent clay; moderate fine subangular blocky structure; firm; 3.0 fine roots; 3.0 fine pores; 30 percent distinct clay films; 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 # MU027266; observed in pit, small
    Btg2—76 to 183 centimeters (29.9 to 72.0 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; 6 percent sand; 55 percent silt; 39 percent clay; moderate fine subangular blocky structure; firm; 0.5 fine roots; 3.0 fine pores; 30 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented dark brown (7.5YR 3/4), 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; fragments; clear smooth boundary. Lab sample # MU027267; observed in pit, small
    Btg3—183 to 224 centimeters (72.0 to 88.2 inches); gray (2.5Y 5/1) broken face silty clay; 8 percent sand; 49 percent silt; 43 percent clay; moderate fine subangular blocky structure; firm; 0.5 fine roots; 0.5 fine pores; 25 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented yellowish red (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; fragments; clear smooth boundary. Lab sample # MU027268; observed in pit, small
    Btg4—224 to 259 centimeters (88.2 to 102.0 inches); 50 percent gray (2.5Y 5/1) broken face and 50 percent yellowish brown (10YR 5/6) broken face silty clay loam; 9 percent sand; 54 percent silt; 37 percent clay; moderate fine subangular blocky structure; firm; 25 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented yellowish red (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; fragments; abrupt smooth boundary.; observed in pit, small
    2Btg5—259 to 442 centimeters (102.0 to 174.0 inches); grayish brown (2.5Y 5/2) broken face silty clay; 12 percent sand; 45 percent silt; 43 percent clay; weak medium subangular blocky structure; firm; 30 percent distinct pressure faces; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 5/8), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary.; observed in pit, small
    3Btbg1—442 to 518 centimeters (174.0 to 203.9 inches); grayish brown (2.5Y 5/2) broken face clay; 20 percent sand; 35 percent silt; 45 percent clay; weak fine subangular blocky structure; firm; 20 percent distinct pressure faces; 1 percent medium faint irregular noncoherent cemented yellowish red (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; nonflat subangular indurated 5-?-20 millimeter chert fragments and 5 percent by volume nonflat subangular indurated 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in pit, small
    3Btbg2—518 to 716 centimeters (203.9 to 281.9 inches); 50 percent grayish brown (2.5Y 5/2) broken face and 50 percent yellowish brown (10YR 5/6) broken face clay loam; 37 percent sand; 28 percent silt; 35 percent clay; weak coarse subangular blocky, and weak coarse prismatic structure; firm; 25 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; nonflat subrounded indurated 2-?-5 millimeter mixed fragments and 5 percent by volume nonflat subangular indurated 2-?-5 millimeter chert fragments; abrupt smooth boundary.; observed in pit, small
    4C—716 to 716 centimeters (281.9 to 281.9 inches); fragments.; observed in pit, small