IDENTIFIERS

  • Current Taxon Name (Soil Name): GUNLOCK
  • OSD
  • Series Extent
  • User Site ID: 2007MO135008
  • User Pedon ID: 2007MO135008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0713508
  • NCSS Pedon Lab Data NASIS Record ID - 25544
  • Print Date: 11/21/2024

    • 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: 38.6830000
  • Std. Longitude: -92.5463611
  • Datum: WGS84
  • Township: T45N
  • Range: R15W
  • Section: 3
  • PLSS Details: 987 feet W and 1874 feet N of the SE corner
  • Country: US—United States
  • State: Missouri
  • County: MO135—Moniteau
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO135—Moniteau County, Missouri
  • 7.5 Minute USGS Quad: 38092-F5—California North, Missouri

    • PEDON

  • Describers Name: Greg Caldwell, Craig Chatfield, Aaron Woods
  • Current Taxonomic Class: Fine, mixed, mesic Oxyaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 8
  • Sampled As Information:
  • Soil Name - GUNLOCK
  • Taxonomic Class - Fine, mixed, mesic Oxyaquic Hapludalfs
  • PSC - 30 to 81 cm.
  • Classificaton Date - 8/21/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - oxyaquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Holocene Stage clayey colluvium derived from mixed over Jefferson City Dolomite clayey residuum weathered from mixed
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: base slope
  • Hill Slope Profile: footslope
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Jefferson City Dolomite formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/21/2007 (actual site observation date)
  • Air Photo ID: 38092f5ne
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    redox concentrations

    argillic horizon

    fragic soil properties

    0—30

    10—183

    30—183

    30—81

    —30—

    —173—

    —153—

    —51—
    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

    3

    —

    —

    205.7

    —

    250

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3) broken face silt loam; weak fine granular structure; friable; fragments; abrupt smooth boundary. Lab sample # MU003132; observed in push tube
    E—10 to 30 centimeters (3.9 to 11.8 inches); dark yellowish brown (10YR 4/4) broken face silt loam; weak fine granular structure; friable; 25 percent distinct gray (10YR 5/1), moist, silt coats and 50 percent distinct brown (10YR 4/3), moist, organoargillans; 1 percent medium faint irregular noncoherent cemented light brown (7.5YR 6/3), 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; gradual smooth boundary. Lab sample # MU003133; observed in push tube
    Btx1—30 to 56 centimeters (11.8 to 22.0 inches); dark yellowish brown (10YR 4/4) broken face silty clay loam; weak fine subangular blocky structure; firm; 25 percent distinct light brownish gray (10YR 6/2), moist, silt coats and 40 percent distinct brown (10YR 4/3), moist, clay films; 1 percent medium faint irregular noncoherent cemented light brown (7.5YR 6/3), 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; gradual smooth boundary. Lab sample # MU003134; observed in push tube
    2Btx1—56 to 81 centimeters (22.0 to 31.9 inches); dark yellowish brown (10YR 4/4) broken face silty clay loam; weak fine subangular blocky structure; firm; 25 percent distinct light brownish gray (10YR 6/2), moist, silt coats and 50 percent distinct brown (10YR 4/3), moist, clay films; 1 percent medium faint irregular noncoherent cemented light brown (7.5YR 6/3), 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 grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU003135; observed in push tube
    2Bt1—81 to 107 centimeters (31.9 to 42.1 inches); dark yellowish brown (10YR 4/4) broken face silty clay loam; moderate medium subangular blocky structure; firm; 15 percent distinct light brownish gray (10YR 6/2), moist, silt coats and 25 percent distinct brown (10YR 4/3), moist, clay films; 1 percent medium faint irregular noncoherent cemented light brown (7.5YR 6/3), 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; gradual smooth boundary. Lab sample # MU003136; observed in push tube
    2Bt2—107 to 142 centimeters (42.1 to 55.9 inches); dark yellowish brown (10YR 4/6) broken face silty clay loam; moderate medium subangular blocky structure; very firm; 20 percent distinct light brownish gray (10YR 6/2), moist, silt coats and 25 percent distinct dark yellowish brown (10YR 4/4), moist, clay films; 1 percent medium faint irregular noncoherent cemented light brown (7.5YR 6/3), 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 grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU003137; observed in push tube
    2Btg—142 to 183 centimeters (55.9 to 72.0 inches); 70 percent gray (10YR 5/1) broken face and 30 percent strong brown (7.5YR 4/6) broken face silty clay loam; moderate medium subangular blocky structure; very firm; 20 percent distinct light brownish gray (10YR 6/2), moist, silt coats and 25 percent distinct dark yellowish brown (10YR 4/4), moist, clay films; 1 percent medium faint irregular noncoherent cemented light brown (7.5YR 6/3), 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 grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU003138; observed in push tube