IDENTIFIERS

  • Current Taxon Name (Soil Name): ASHTON
  • OSD
  • Series Extent
  • User Site ID: 2004MO021002
  • User Pedon ID: 2004MO021002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0402102
  • NCSS Pedon Lab Data NASIS Record ID - 25349
  • Print Date: 12/11/2024

    • 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: 39.6261111
  • Std. Longitude: -94.7318056
  • Datum: WGS84
  • Township: T56N
  • Range: R34W
  • Section: 32
  • PLSS Details: 291 feet West and 3,288 feet North from the South East corner
  • Location Description: Agency CA
  • Country: US—United States
  • State: Missouri
  • County: MO021—Buchanan
  • MLRA: 107—Iowa and Missouri Deep Loess Hills
  • Non-MLRA Soil Survey Area: MO021—Buchanan County, Missouri
  • 7.5 Minute USGS Quad: 39094-F6—Agency, Missouri

    • PEDON

  • Describers Name: Greg Caldwell
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Oxyaquic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - ASHTON
  • PSC - 71 to 122 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - COLO
  • Classificaton Date - 5/11/2004
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty alluvium derived from mixed
  • Landscape: hills
  • Landform: flood plain
  • Geomorphic Component Hills: base slope
  • Hill Slope Profile: toeslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Runoff: negligible
  • Drainage Class: moderately well
  • Flooding: occasional flooding for very brief periods
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/11/2004 (actual site observation date)
  • Air Photo ID: 39094f6sw
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: landslip erosion highly deformed
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    argillic horizon

    0—20

    20—71

    71—203

    —20—

    —51—

    —132—
    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

    —

    —

    247.8

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 20 centimeters (0.0 to 7.9 inches); very dark grayish brown (10YR 3/2) rubbed silt loam; moderate fine granular, and moderate very fine granular structure; friable; 10.0 fine roots throughout; 3.0 very fine interstitial pores; fragments; clear smooth boundary. Lab sample # MU001657; observed in push tube
    Bw1—20 to 41 centimeters (7.9 to 16.1 inches); dark yellowish brown (10YR 4/4) broken face silty clay loam; weak fine subangular blocky structure; firm; 10.0 fine roots between peds; 0.5 very fine tubular pores; 50 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; fragments; clear smooth boundary. Lab sample # MU001658; observed in push tube. discontinuous - phpvsfiid 817504; discontinuous - phpvsfiid 817504
    Bw2—41 to 71 centimeters (16.1 to 28.0 inches); brown (10YR 4/3) broken face silty clay loam; weak fine subangular blocky structure; firm; 3.0 fine roots between peds; 0.5 very fine tubular pores; 60 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; fragments; gradual smooth boundary. Lab sample # MU001659; observed in push tube. continuous - phpvsfiid 817505; continuous - phpvsfiid 817505
    Bt1—71 to 99 centimeters (28.0 to 39.0 inches); brown (10YR 4/3) broken face silty clay loam; weak fine subangular blocky structure; firm; 3.0 fine roots between peds; 0.5 very fine tubular pores; 1 percent distinct dark reddish gray (2.5YR 4/1), moist, clay films on surfaces along pores and 40 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; fragments; gradual smooth boundary. Lab sample # MU001660; observed in push tube. continuous - phpvsfiid 817506; continuous - phpvsfiid 817507; continuous - phpvsfiid 817506; continuous - phpvsfiid 817507
    Bt2—99 to 122 centimeters (39.0 to 48.0 inches); yellowish brown (10YR 5/4) broken face silty clay loam; weak medium subangular blocky structure; firm; 3.0 fine roots between peds; 0.5 very fine tubular pores; 25 percent distinct gray (10YR 5/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU001661; observed in push tube. continuous - phpvsfiid 817508; continuous - phpvsfiid 817508
    Bt3—122 to 150 centimeters (48.0 to 59.1 inches); yellowish brown (10YR 5/6) broken face silty clay loam; weak fine subangular blocky structure; firm; 0.5 fine roots between peds; 0.5 very fine tubular pores; 1 percent distinct gray (10YR 5/1), moist, clay films on surfaces along pores and 15 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU001662; observed in push tube. discontinuous - phpvsfiid 817509; continuous - phpvsfiid 817510; discontinuous - phpvsfiid 817509; continuous - phpvsfiid 817510
    Bt4—150 to 203 centimeters (59.1 to 79.9 inches); yellowish brown (10YR 5/6) broken face silty clay loam; weak fine subangular blocky structure; firm; 0.5 fine roots between peds; 0.5 very fine tubular pores; 10 percent distinct gray (10YR 5/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU001663; observed in push tube. discontinuous - phpvsfiid 817511; discontinuous - phpvsfiid 817511