IDENTIFIERS

  • Current Taxon Name (Soil Name): GILLIAM
  • OSD
  • Series Extent
  • User Site ID: 2007MO087004
  • User Pedon ID: 2007MO087004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0708704
  • NCSS Pedon Lab Data NASIS Record ID - 25487
  • Print Date: 4/21/2025

    • 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: 39.9048611
  • Std. Longitude: -95.0147500
  • Datum: WGS84
  • Township: T59N
  • Range: R37W
  • Section: 26
  • PLSS Details: 839 feet West and 1,738 feet South from the North East corner
  • Country: US—United States
  • State: Missouri
  • County: MO087—Holt
  • MLRA: 107—Iowa and Missouri Deep Loess Hills
  • Non-MLRA Soil Survey Area: MO087—Holt County, Missouri
  • 7.5 Minute USGS Quad: 39095-H1—Forbes, Missouri

    • PEDON

  • Describers Name: Timothy Knoernschild, Craig Chatfield, Aaron Woods
  • Current Taxonomic Class: Fine-silty, mixed, superactive, calcareous, mesic Fluvaquentic Hapludolls
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 4
  • Sampled As Information:
  • Soil Name - GILLIAM
  • Taxonomic Class - Fine-silty, mixed, superactive, calcareous, mesic Fluvaquentic Hapludolls
  • PSC - 25 to 102 cm.
  • Classificaton Date - 11/29/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Holocene Stage silty alluvium derived from mixed
  • Landscape: river valley
  • Landform: flood plain
  • Geomorphic Component Flats: flat
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Flooding: occasional flooding for extremely brief periods
  • Ponding: rare ponding for very brief periods
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/29/2007 (actual site observation date)
  • Air Photo ID: 39095h1se
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • 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

    aquic conditions

    redox concentrations

    0—28

    28—206

    28—206

    —28—

    —178—

    —178—
    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

    —

    —

    252.4

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 4/3) broken face silty clay loam; 16 percent sand; 54 percent silt; 30 percent clay; weak very fine granular structure; friable; 0.5 very fine roots and 0.5 fine roots; 3.0 very fine pores; 30 percent faint very dark grayish brown (10YR 3/2), moist, organic stains on all faces of peds; fragments; abrupt smooth boundary. Lab sample # MU002745; observed in pit, small
    Ap2—8 to 28 centimeters (3.1 to 11.0 inches); brown (10YR 4/3) broken face silt loam; 16 percent sand; 57 percent silt; 27 percent clay; weak fine subangular blocky structure; friable; 0.5 very fine roots and 0.5 fine roots; 3.0 very fine pores; 30 percent faint dark gray (10YR 4/1), moist, organic stains on all faces of peds; fragments; clear smooth boundary. Lab sample # MU002746; observed in pit, small
    C1—28 to 51 centimeters (11.0 to 20.1 inches); 50 percent dark gray (10YR 4/1) broken face and 50 percent gray (10YR 5/1) broken face silt loam; 6 percent sand; 76 percent silt; 18 percent clay; massive; friable; 0.5 very fine roots and 0.5 fine roots; 3.0 fine pores; 10 percent faint pale brown (10YR 6/3), moist, clay films on vertical faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/8), moist, iron depletions with clear boundaries in matrix; fragments; slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU002747; observed in pit, small
    C2—51 to 104 centimeters (20.1 to 40.9 inches); 50 percent light olive brown (2.5Y 5/4) broken face and 25 percent gray (10YR 5/1) broken face and 25 percent dark gray (10YR 4/1) broken face silt loam; 24 percent sand; 65 percent silt; 11 percent clay; massive; friable; 0.5 very fine roots and 0.5 fine roots; 3.0 very fine and 0.5 fine pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/8), moist, iron depletions with clear boundaries in matrix; fragments; slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU002748; observed in pit, small
    C3—104 to 206 centimeters (40.9 to 81.1 inches); 25 percent gray (2.5Y 5/1) broken face and 25 percent light yellowish brown (2.5Y 6/3) broken face and 25 percent light olive brown (2.5Y 5/4) broken face and 25 percent grayish brown (2.5Y 5/2) broken face very fine sandy loam; 51 percent sand; 40 percent silt; 9 percent clay; massive; friable; 0.5 very fine roots and 0.5 fine roots; 3.0 fine pores; 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 brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix; fragments; strong effervescence, by hcl, 1n. Lab sample # MU002749; observed in pit, small