IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2006MO139073
  • User Pedon ID: 2006MO139073
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0613973
  • NCSS Pedon Lab Data NASIS Record ID - 30307
  • 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: 38.9891389
  • Std. Longitude: -91.5699722
  • Datum: WGS84
  • Township: T49N
  • Range: R6W
  • Section: 27
  • PLSS Details: 2,673 feet West and 2,179 feet North from the South East corner
  • State: Missouri
  • County: MO139—Montgomery
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO019—Boone County, MissouriMO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-H5—Montgomery City, Missouri

    • PEDON

  • Describers Name: Mike Chalfant, LeAnn Bullard, Amber Marshaus
  • Current Taxonomic Class: Fine, smectitic, mesic Aeric Vertic Epiaqualfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 73
  • Sampled As Information:
  • Soil Name - MEXICO
  • Taxonomic Class - Fine, smectitic, mesic Aeric Vertic Epiaqualfs
  • PSC - 0 to 0 cm.
  • Classificaton Date - 4/20/2006
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture SUBClass - aeric
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • 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: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Recent Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/20/2006 (actual site observation date)
  • Air Photo ID: 38091h5nw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion gully
    • 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

    —

    —

    244.4

    —

    20

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

    —
    Ap—0 to 8 centimeters (0.0 to 3.1 inches); 50 percent very dark grayish brown (10YR 3/2) broken face and 50 percent dark yellowish brown (10YR 4/4) broken face silt loam; weak very fine subangular blocky structure; friable; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in pit, small
    Btg—8 to 28 centimeters (3.1 to 11.0 inches); 60 percent dark grayish brown (10YR 4/2) broken face and 40 percent red (2.5YR 4/6) broken face silty clay; moderate very fine subangular blocky, and prismatic structure; very firm; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; 50 percent prominent dark grayish brown (10YR 4/2), moist, clay films; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027937; observed in pit, small
    Btg2—28 to 84 centimeters (11.0 to 33.1 inches); grayish brown (10YR 5/2) broken face silty clay loam; moderate very fine subangular blocky, and moderate medium prismatic structure; firm; 3.0 very fine roots throughout and 0.5 fine roots throughout; 3.0 very fine tubular and 0.5 fine tubular pores; 35 percent prominent grayish brown (10YR 5/2), 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 strong brown (7.5YR 5/8), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented gray (7.5YR 6/1), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027938; observed in pit, small
    2Bwb1—84 to 107 centimeters (33.1 to 42.1 inches); grayish brown (10YR 5/2) broken face silt loam; moderate very fine subangular blocky, and moderate thick platy structure; firm; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 10 percent distinct grayish brown (10YR 5/2), moist, clay films and 25 percent distinct yellow (10YR 7/8), moist, skeletans; 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; noneffervescent, by hcl, 1n; gradual smooth boundary. Lab sample # MU027939; observed in pit, small
    2Bwb2—107 to 152 centimeters (42.1 to 59.8 inches); brown (10YR 5/3) broken face silty clay loam; moderate fine subangular blocky, and moderate thick platy structure; firm; 0.5 fine roots throughout; 0.5 very fine tubular pores; 7 percent distinct grayish brown (10YR 5/2), moist, clay films and 15 percent distinct yellow (10YR 7/8), moist, skeletans; 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 yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented gray (10YR 5/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027940; observed in pit, small
    3Btssbg1—152 to 229 centimeters (59.8 to 90.2 inches); grayish brown (2.5Y 5/2) broken face silty clay; moderate fine subangular blocky, and prismatic structure; very firm; 5 percent distinct white (10YR 8/1), moist, skeletans and 5 percent faint grayish brown (2.5Y 5/2), moist, slickensides (pedogenic) and 20 percent distinct grayish brown (2.5Y 5/2), moist, pressure faces and 70 percent prominent dark grayish brown (10YR 4/2), moist, clay films; 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 very strongly coherent cemented 2-?-5 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Btbg1—229 to 274 centimeters (90.2 to 107.9 inches); light brownish gray (2.5Y 6/2) broken face silty clay; moderate fine angular blocky, and moderate coarse prismatic structure; very firm; 10 percent prominent light olive gray (5Y 6/2), moist, pressure faces and 40 percent prominent light brownish gray (2.5Y 6/2), 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 yellowish brown (10YR 5/8), moist, iron depletions with clear boundaries in matrix; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Btbg2—274 to 366 centimeters (107.9 to 144.1 inches); light brownish gray (2.5Y 6/2) broken face silty clay; weak medium subangular blocky structure; very firm; 40 percent prominent light brownish gray (2.5Y 6/2), moist, clay films; 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 very strongly coherent cemented 2-?-5 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Btb1—366 to 488 centimeters (144.1 to 192.1 inches); yellowish brown (10YR 5/6) broken face silty clay; weak medium subangular blocky, and prismatic structure; very firm; 35 percent prominent gray (10YR 6/1), moist, clay films; 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 3 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter unspecified fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Btb2—488 to 640 centimeters (192.1 to 252.0 inches); 60 percent yellowish brown (10YR 5/6) broken face and 40 percent yellowish brown (10YR 5/8) broken face silty clay; weak medium subangular blocky, and prismatic structure; very firm; 12 percent distinct gray (2.5Y 6/1), moist, clay films; 1 percent medium faint irregular noncoherent cemented gray (2.5Y 6/1), 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; 1 percent fine prominent very pale brown (10YR 8/2), moist, carbonate masses; 5 percent by volume nonflat subangular very strongly coherent cemented 5-?-20 millimeter unspecified fragments; slight effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3BC—640 to 732 centimeters (252.0 to 288.2 inches); yellowish brown (10YR 5/4) broken face silty clay loam; massive, and weak prismatic; very firm; 12 percent prominent white (10YR 8/1), moist,; 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), 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 and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; 1 percent fine prominent very pale brown (10YR 8/2), moist, carbonate masses; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3CBk—732 to 838 centimeters (288.2 to 329.9 inches); olive brown (2.5Y 4/3) broken face silty clay loam; massive; very firm; 3 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 and 1 percent medium faint irregular noncoherent cemented gray (10YR 6/1), moist, iron depletions with clear boundaries in matrix; 1 percent fine prominent very pale brown (10YR 8/2), moist, carbonate masses; 3 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3C—838 to 1006 centimeters (329.9 to 396.1 inches); yellowish brown (10YR 5/6) broken face silty clay; massive; very 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; 1 percent fine prominent very pale brown (10YR 8/2), moist, carbonate masses; 4 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; slight effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Cg—1006 to 1143 centimeters (396.1 to 450.0 inches); gray (5Y 6/1) broken face silty clay; massive; very 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 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; 5 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; very slight effervescence, by hcl, 1n; abrupt smooth boundary.; observed in pit, small
    4Cd—1143 to 1158 centimeters (450.0 to 455.9 inches); yellowish brown (10YR 5/6) broken face silt loam; massive; firm; 1 percent medium faint irregular noncoherent cemented light gray (10YR 7/1), 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; noneffervescent, by hcl, 1n; abrupt smooth boundary.; observed in pit, small
    5C—1158 to 1219 centimeters (455.9 to 479.9 inches); yellowish brown (10YR 5/6) broken face silt loam; massive; very 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 light gray (10YR 7/1), moist, iron depletions with clear boundaries in matrix; 6 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; strong effervescence, by hcl, 1n; abrupt smooth boundary.; observed in pit, small
    6C—1219 to 1494 centimeters (479.9 to 588.2 inches); yellowish brown (10YR 5/6) broken face loamy sand; massive; friable; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary.; observed in pit, small
    7Ck—1494 to 1524 centimeters (588.2 to 600.0 inches); yellowish brown (10YR 5/6) broken face silty clay; massive; very firm; 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent fine prominent very pale brown (10YR 8/2), moist, carbonate masses; 7 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; strong effervescence, by hcl, 1n.; observed in pit, small