IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2005MO219064
  • User Pedon ID: 2005MO219064
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0521964
  • NCSS Pedon Lab Data NASIS Record ID - 30339
  • Print Date: 11/23/2024

    • 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: 38.8800000
  • Std. Longitude: -91.1175000
  • Datum: WGS84
  • Township: T48N
  • Range: R2W
  • Section: 34
  • PLSS Details: 1,845 feet West and 2,651 feet North from the South East corner
  • Country: US—United States
  • State: Missouri
  • County: MO219—Warren
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-H1—Warrenton NE, Missouri

    • PEDON

  • Describers Name: Mike Chalfant, LeAnn Bullard, Greg Caldwell
  • Current Taxonomic Class: Fine, smectitic, mesic Oxyaquic Vertic Hapludalfs
  • Current Taxon Kind: family
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 64
  • Sampled As Information:
  • Soil Name - MEXICO
  • Taxonomic Class - Fine, smectitic, mesic Oxyaquic Vertic Hapludalfs
  • PSC - 33 to 84 cm.
  • Classificaton Date - 4/18/2005
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - oxyaquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/18/2005 (actual site observation date)
  • Air Photo ID: 38091h1sw
  • 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

    argillic horizon

    0—33

    33—775

    —33—

    —742—
    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

    0.4

    —

    —

    232.9

    —

    161

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2) rubbed silt loam; 16 percent sand; 66 percent silt; 18 percent clay; weak fine subangular blocky structure; friable; 3.0 medium roots and 10.0 fine roots; 10.0 fine pores; fragments; clear smooth boundary. Lab sample # MU027289; observed in push tube
    Ep—18 to 33 centimeters (7.1 to 13.0 inches); brown (10YR 5/3) broken face silt loam; 9 percent sand; 66 percent silt; 25 percent clay; weak fine subangular blocky structure; friable; 3.0 medium roots and 10.0 fine roots; 10.0 fine pores; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; abrupt smooth boundary. Lab sample # MU027290; observed in push tube
    Bt1—33 to 53 centimeters (13.0 to 20.9 inches); brown (10YR 4/3) broken face clay; 1 percent sand; 35 percent silt; 64 percent clay; moderate fine subangular blocky structure; friable; 10.0 fine roots; 10.0 fine pores; 10 percent distinct very dark gray (10YR 3/1), moist, clay films; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU027291; observed in push tube
    Bt2—53 to 69 centimeters (20.9 to 27.2 inches); dark yellowish brown (10YR 4/4) broken face silty clay; 1 percent sand; 45 percent silt; 54 percent clay; moderate fine subangular blocky structure; friable; 10.0 fine roots; 10.0 fine pores; 20 percent distinct very dark gray (10YR 3/1), moist, clay films; 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; fragments; clear smooth boundary.; observed in push tube
    Bt3—69 to 94 centimeters (27.2 to 37.0 inches); yellowish brown (10YR 5/4) broken face silt loam; 10 percent sand; 64 percent silt; 27 percent clay; moderate fine subangular blocky structure; firm; 10.0 fine roots; 10.0 fine pores; 25 percent distinct very dark grayish brown (10YR 3/2), moist, clay films; 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 grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU027293; observed in push tube
    Btg—94 to 152 centimeters (37.0 to 59.8 inches); grayish brown (10YR 5/2) broken face silty clay loam; 11 percent sand; 62 percent silt; 27 percent clay; moderate medium subangular blocky structure; firm; 3.0 fine roots; 10.0 fine pores; 23 percent distinct very dark grayish brown (10YR 3/2), moist, clay films; 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; fragments; clear smooth boundary. Lab sample # MU027294; observed in push tube
    2Btb1—152 to 259 centimeters (59.8 to 102.0 inches); 60 percent dark yellowish brown (10YR 4/4) broken face and 40 percent gray (10YR 5/1) broken face silty clay loam; 10 percent sand; 63 percent silt; 27 percent clay; moderate fine subangular blocky structure; firm; 25 percent prominent gray (10YR 6/1), moist, silt coats; 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 6/8), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU027295; observed in push tube
    2Btb2—259 to 305 centimeters (102.0 to 120.1 inches); yellowish brown (10YR 5/4) broken face silty clay; 8 percent sand; 47 percent silt; 46 percent clay; moderate fine subangular blocky structure; firm; 30 percent prominent light gray (10YR 7/1), moist, silt coats; 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 subangular indurated 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in push tube
    2Btb3—305 to 335 centimeters (120.1 to 131.9 inches); brown (10YR 4/3) broken face silty clay loam; 12 percent sand; 48 percent silt; 39 percent clay; moderate fine subangular blocky structure; firm; 10 percent distinct pressure faces and 10 percent prominent light brownish gray (10YR 6/2), moist, silt coats and 30 percent distinct clay films; 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 grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subangular indurated 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in push tube
    2Btbg1—335 to 381 centimeters (131.9 to 150.0 inches); gray (2.5Y 5/1) broken face silty clay; 12 percent sand; 42 percent silt; 47 percent clay; moderate fine subangular blocky structure; firm; 25 percent distinct clay films and 25 percent distinct pressure faces; 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 6/8), 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; fragments; clear smooth boundary.; observed in push tube
    2Btbg2—381 to 442 centimeters (150.0 to 174.0 inches); gray (2.5Y 5/1) broken face clay; 12 percent sand; 38 percent silt; 50 percent clay; weak coarse prismatic structure; very firm; 30 percent distinct clay films and 30 percent distinct pressure faces; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-?-5 millimeter mixed fragments; clear smooth boundary.; observed in push tube
    2Btbg3—442 to 503 centimeters (174.0 to 198.0 inches); grayish brown (10YR 5/2) broken face clay; 19 percent sand; 30 percent silt; 51 percent clay; weak fine subangular blocky structure; very firm; 30 percent distinct pressure faces and 35 percent distinct 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 red (5YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/8), moist, iron depletions with clear boundaries in matrix; 2 percent by volume nonflat subangular indurated 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in push tube
    2Btbg4—503 to 663 centimeters (198.0 to 261.0 inches); strong brown (7.5YR 5/8) broken face clay; 16 percent sand; 34 percent silt; 51 percent clay; weak fine subangular blocky structure; firm; 6 percent pressure faces and 10 percent clay films and 30 percent prominent white (10YR 8/1), moist, skeletans; 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 and 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix; 5 percent by volume nonflat subangular indurated 2-?-5 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in push tube
    2Btbg5—663 to 777 centimeters (261.0 to 305.9 inches); 40 percent light yellowish brown (2.5Y 6/3) broken face and 60 percent yellowish brown (10YR 5/8) broken face clay loam; 17 percent sand; 30 percent silt; 53 percent clay; weak fine subangular blocky structure; firm; 10 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/8), moist, and brownish yellow (10YR 6/8), moist, iron depletions with clear boundaries in matrix; 3 percent by volume nonflat subrounded indurated 2-?-5 millimeter mixed fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary.; observed in push tube
    2C—777 to 808 centimeters (305.9 to 318.1 inches); 50 percent brownish yellow (10YR 6/6) broken face and 50 percent dark yellowish brown (10YR 4/6) broken face clay loam; 31 percent sand; 30 percent silt; 40 percent clay; massive; loose; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; abrupt smooth boundary.; observed in push tube
    2Ck—808 to 838 centimeters (318.1 to 329.9 inches); 80 percent yellowish brown (10YR 5/6) broken face and 20 percent light gray (10YR 7/2) broken face coarse sandy loam; 71 percent sand; 19 percent silt; 10 percent clay; massive; firm; 10 percent prominent carbonate coats; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 5 percent by volume nonflat subrounded indurated 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; abrupt smooth boundary.; observed in push tube
    3R—838 to 838 centimeters (329.9 to 329.9 inches); loam; 41 percent sand; 37 percent silt; 22 percent clay; firm; fragments; strong effervescence, by hcl, 1n.; observed in push tube