IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2006MO139072
  • User Pedon ID: 2006MO139072
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0613972
  • NCSS Pedon Lab Data NASIS Record ID - 30308
  • 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: 38.8634167
  • Std. Longitude: -91.3205000
  • Datum: WGS84
  • Township: T47N
  • Range: R4W
  • Section: 1
  • PLSS Details: 92 feet East and 1,375 feet North from the South West corner
  • Country: US—United States
  • State: Missouri
  • County: MO139—Montgomery
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-G3—Jonesburg, 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 #: 72
  • Sampled As Information:
  • Soil Name - MEXICO
  • Taxonomic Class - Fine, smectitic, mesic Aeric Vertic Epiaqualfs
  • PSC - 0 to 0 cm.
  • Classificaton Date - 4/17/2006
  • 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

  • Parent Material: fine-silty loess derived from mixed over clayey till derived from sedimentary rock
  • 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: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Recent Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/17/2006 (actual site observation date)
  • Air Photo ID: 38091g3nw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • 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

    1

    —

    —

    271.3

    —

    130

    —

    —

    —

    —

    —

    —

    —

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    —

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    Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2) broken face silt loam; weak fine granular, and moderate very fine subangular blocky structure; friable; 10.0 medium roots throughout and 10.0 fine roots throughout; 10.0 medium tubular and 10.0 fine tubular pores; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU027910; observed in pit, small
    AEp—15 to 23 centimeters (5.9 to 9.1 inches); 60 percent dark grayish brown (10YR 4/2) broken face and 40 percent very dark grayish brown (10YR 3/2) broken face silt loam; weak medium platy structure; friable; 3.0 medium roots throughout and 10.0 fine roots throughout; 10.0 medium tubular and 10.0 fine tubular pores; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # MU027911; observed in pit, small
    Btg—23 to 33 centimeters (9.1 to 13.0 inches); grayish brown (10YR 5/2) broken face silty clay; moderate fine subangular blocky, and weak medium prismatic structure; firm; 3.0 fine roots throughout; 3.0 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 red (2.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027912; observed in pit, small
    Bt—33 to 79 centimeters (13.0 to 31.1 inches); yellowish brown (10YR 5/4) broken face silty clay; moderate fine prismatic structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 10 percent clay films; 1 percent medium faint irregular noncoherent cemented gray (10YR 5/1), 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; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027913; observed in pit, small
    Btg—79 to 168 centimeters (31.1 to 66.1 inches); 40 percent yellowish brown (10YR 5/4) broken face and 60 percent gray (10YR 6/1) broken face silty clay loam; moderate fine prismatic structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 15 percent clay films; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027914; observed in pit, small
    2Btgb1—168 to 201 centimeters (66.1 to 79.1 inches); 60 percent gray (10YR 6/1) broken face and 40 percent yellowish brown (10YR 5/6) broken face silty clay; weak fine subangular blocky, and moderate coarse prismatic structure; very firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 70 percent distinct 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. Lab sample # MU027915; observed in pit, small
    2Btgb2—201 to 366 centimeters (79.1 to 144.1 inches); 70 percent gray (10YR 5/1) broken face and 30 percent strong brown (7.5YR 5/8) broken face clay; weak fine subangular blocky, and weak coarse prismatic structure; very firm; 3 percent prominent light gray (10YR 7/1), moist, silt coats and 10 percent faint gray (10YR 5/1), moist, clay films on vertical faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 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. Lab sample # MU027916; observed in pit, small
    2BCgb—366 to 457 centimeters (144.1 to 179.9 inches); gray (2.5Y 6/1) broken face silty clay; weak fine angular blocky, and weak coarse prismatic structure; very firm; 5 percent faint gray (2.5Y 6/1), moist, clay films and 23 percent faint gray (2.5Y 6/1), moist, pressure faces; 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; gradual smooth boundary.; observed in pit, small
    2CB—457 to 610 centimeters (179.9 to 240.2 inches); yellowish brown (10YR 5/8) broken face silty clay; massive; very firm; 10 percent prominent gray (10YR 6/1), moist, pressure faces; 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; 5 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; noneffervescent, by hcl, 1n; gradual smooth boundary.; observed in pit, small
    2C—610 to 762 centimeters (240.2 to 300.0 inches); yellowish brown (10YR 5/8) broken face silty clay loam; massive; very firm; 4 percent prominent gray (10YR 6/1), moist, 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 gray (10YR 6/1), moist, iron depletions with clear boundaries in matrix; 3 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; very slight effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    2Ck1—762 to 884 centimeters (300.0 to 348.0 inches); yellowish brown (10YR 5/6) broken face silty clay loam; 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; 3 percent fine prominent light gray (10YR 7/1), moist, carbonate masses; 4 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; slight effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    2Ck2—884 to 991 centimeters (348.0 to 390.2 inches); yellowish brown (10YR 5/6) broken face silty clay loam; 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; 4 percent fine prominent light gray (10YR 7/1), moist, carbonate masses; 4 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    2Ck3—991 to 1219 centimeters (390.2 to 479.9 inches); yellowish brown (10YR 5/4) broken face silty clay loam; massive; very firm; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), moist, iron depletions with clear boundaries in matrix; 4 percent fine prominent light gray (10YR 7/1), moist, carbonate masses; 8 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    2Cd1—1219 to 1433 centimeters (479.9 to 564.2 inches); yellowish brown (10YR 5/8) broken face silty clay loam; massive, and weak thick platy; 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 gray (2.5Y 6/1), moist, iron depletions with clear boundaries in matrix; 1 percent fine prominent light gray (10YR 7/1), moist, carbonate masses; 3 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; abrupt smooth boundary.; observed in pit, small
    3Cg1—1433 to 1737 centimeters (564.2 to 683.9 inches); greenish black (10Y 2.5/1) broken face clay; massive; very firm; 5 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; gradual smooth boundary.; observed in pit, small
    3Cg2—1737 to 1798 centimeters (683.9 to 707.9 inches); greenish black (10Y 2.5/1) broken face silty clay loam; massive; very firm; 3 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; gradual smooth boundary.; observed in pit, small
    3Cd—1798 to 2195 centimeters (707.9 to 864.2 inches); greenish black (10Y 2.5/1) broken face clay; massive; very firm; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; gradual smooth boundary.; observed in pit, small
    3Cd2—2195 to 2560 centimeters (864.2 to 1007.9 inches); greenish black (10Y 2.5/1) broken face clay; massive; very firm; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; gradual smooth boundary.; observed in pit, small
    3Cd3—2560 to 2672 centimeters (1007.9 to 1052.0 inches); dark greenish gray (10Y 3/1) broken face clay; weak medium platy, and massive; very firm; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; gradual smooth boundary.; observed in pit, small
    3Cg1—2672 to 2697 centimeters (1052.0 to 1061.8 inches); dark greenish gray (10Y 3/1) broken face silt loam; massive; firm; fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Cg2—2697 to 2713 centimeters (1061.8 to 1068.1 inches); gray (10YR 5/1) broken face loamy sand; structureless single grain; loose; fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Cg3—2713 to 2774 centimeters (1068.1 to 1092.1 inches); greenish black (10Y 2.5/1) broken face sandy clay loam; massive; friable; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    3Cg4—2774 to 2880 centimeters (1092.1 to 1133.9 inches); greenish black (10Y 2.5/1) broken face loamy sand; massive; friable; fragments; strong effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small
    4ABb—2880 to 2896 centimeters (1133.9 to 1140.2 inches); 60 percent brownish yellow (10YR 6/6) broken face and 40 percent light gray (10YR 7/1) broken face silty clay loam; moderate very fine subangular blocky structure; firm; 1 percent medium faint irregular noncoherent cemented weak red (10R 5/2), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary.; observed in pit, small
    4B/Cb—2896 to 2911 centimeters (1140.2 to 1146.1 inches); 60 percent bluish gray (5PB 5/1) broken face and 30 percent weak red (10R 4/2) broken face and 10 percent pale yellow (2.5Y 7/3) broken face clay; moderate very fine subangular blocky, and massive; firm; fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in pit, small
    4Cr—2911 to 2926 centimeters (1146.1 to 1152.0 inches); pale yellow (5Y 7/3) broken face clay; massive; very firm; fragments; noneffervescent, by hcl, 1n.; observed in pit, small