IDENTIFIERS

  • Current Taxon Name (Soil Name): KESWICK
  • OSD
  • Series Extent
  • User Site ID: 2007MO001053
  • User Pedon ID: 2007MO001053
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0700153
  • NCSS Pedon Lab Data NASIS Record ID - 25624
  • Print Date: 11/24/2024

    • 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: 40.3186944
  • Std. Longitude: -92.8491667
  • Datum: WGS84
  • Township: T64N
  • Range: R17W
  • Section: 30
  • PLSS Details: 1,874 feet East and 1,838 feet North from the South West corner
  • Country: US—United States
  • State: Missouri
  • County: MO001—Adair
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Non-MLRA Soil Survey Area: MO001—Adair County, Missouri
  • 7.5 Minute USGS Quad: 40092-C7—Stahl, Missouri

    • PEDON

  • Describers Name: Amber Marshaus, David Dowdy, Wyn Kelley
  • Current Taxonomic Class: Fine, smectitic, superactive, mesic Aquertic Chromic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 53
  • Correlated Information:
  • Soil Name - KESWICK
  • PSC - 8 to 58 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - KESWICK
  • Classificaton Date - 9/20/2007
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey pedisediment derived from mixed over clayey till derived from mixed
  • Landscape: till plain
  • Landform: hillslope
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Pre-illinoian Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/20/2007 (actual site observation date)
  • Air Photo ID: 40092c7nw
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    redox depletions with chroma 2 or less

    lithologic discontinuity

    0—8

    8—196

    23—

    94—94

    —8—

    —188—

    —1—

    —1—
    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

    10

    —

    —

    268.5

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 8 centimeters (0.0 to 3.1 inches); 80 percent brown (10YR 4/3) broken face and 20 percent very dark grayish brown (10YR 3/2) broken face silty clay loam; 16 percent sand; 46 percent silt; 38 percent clay; moderate fine subangular blocky structure; friable; 10.0 very fine roots throughout and 3.0 medium roots throughout and 10.0 fine roots throughout; 10.0 very fine tubular and 0.5 medium tubular and 10.0 fine tubular pores; fragments; abrupt smooth boundary. Lab sample # MU003701; observed in push tube
    Bt1—8 to 23 centimeters (3.1 to 9.1 inches); dark yellowish brown (10YR 4/4) broken face clay; 13 percent sand; 33 percent silt; 54 percent clay; moderate medium subangular blocky structure; firm; 10.0 very fine roots throughout and 0.5 medium roots throughout and 0.5 fine roots throughout; 3.0 very fine tubular and 0.5 medium tubular and 3.0 fine tubular pores; 35 percent prominent dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 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 brown (10YR 5/3), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU003702; observed in push tube
    Bt2—23 to 43 centimeters (9.1 to 16.9 inches); yellowish brown (10YR 5/4) broken face clay; 5 percent sand; 40 percent silt; 55 percent clay; moderate fine subangular blocky, and weak fine prismatic structure; very firm; 10.0 very fine roots throughout; 10.0 very fine tubular and 0.5 fine tubular pores; 35 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 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 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; clear smooth boundary. Lab sample # MU003703; observed in push tube
    Bt3—43 to 58 centimeters (16.9 to 22.8 inches); yellowish brown (10YR 5/4) broken face silty clay; 4 percent sand; 43 percent silt; 53 percent clay; weak medium subangular blocky, and weak coarse 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; 35 percent prominent dark gray (10YR 4/1), moist, 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 gray (10YR 5/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Bt4—58 to 94 centimeters (22.8 to 37.0 inches); yellowish brown (10YR 5/4) broken face silty clay; 5 percent sand; 42 percent silt; 53 percent clay; moderate medium subangular blocky, and moderate medium prismatic structure; very firm; 10.0 very fine roots throughout; 3.0 very fine tubular pores; 35 percent prominent brown (10YR 5/3), moist, 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 strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    2Bt5—94 to 137 centimeters (37.0 to 53.9 inches); yellowish brown (10YR 5/4) broken face silty clay; 6 percent sand; 48 percent silt; 46 percent clay; strong medium subangular blocky, and strong medium prismatic structure; very firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 35 percent distinct brown (10YR 5/3), moist, 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 brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter chert fragments; clear smooth boundary.; observed in push tube
    2Bt6—137 to 196 centimeters (53.9 to 77.2 inches); yellowish brown (10YR 5/4) broken face silty clay; 4 percent sand; 44 percent silt; 52 percent clay; moderate medium subangular blocky, and strong coarse prismatic structure; very firm; 0.5 very fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; 12 percent prominent brown (10YR 5/3), moist, pressure faces on all faces of peds and 35 percent prominent brown (10YR 5/3), moist, clay films on all faces of peds; 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 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 by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter chert fragments.; observed in push tube