IDENTIFIERS

  • Current Taxon Name (Soil Name): Booker
  • OSD
  • Series Extent
  • User Site ID: 1980IL157101
  • User Pedon ID: 1980IL157101
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 80IL157101
  • NCSS Pedon Lab Data NASIS Record ID - 21264
  • Print Date: 2/17/2025

    • LOCATION

  • PLSS Details: 278 feet southeast of road center
  • Location Description: 1 mile southwest of Modac
  • State: Illinois
  • County: IL157—Randolph
  • Non-MLRA Soil Survey Area: IL157—Randolph County, Illinois

    • PEDON

  • Describers Name: D Fielding, B Kreznor
  • Current Taxonomic Class: Very-fine, smectitic, mesic Cumulic Vertic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 101
  • Correlated Information:
  • Soil Name - Booker
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/8/2009
  • Sampled As Information:
  • Soil Name - Darwin
  • Classificaton Date - 7/1/1980
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey alluvium
  • Landform: flood plain, depression
  • Runoff: very low
  • Drainage Class: very poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1980 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - other tree cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    0—30

    —-
    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

    —

    —

    117

    —

    —

    —

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    A11—0 to 8 centimeters (0.0 to 3.1 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay; moderate medium granular structure; friable; 5.0 roots between peds; fragments; slightly acid, pH 6.2, lamotte-morgan; clear smooth boundary.
    A12—8 to 20 centimeters (3.1 to 7.9 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay; medium angular blocky, and strong fine structure; firm; 5.0 roots between peds; fragments; slightly acid, pH 6.2, lamotte-morgan; clear smooth boundary.
    B1g—20 to 30 centimeters (7.9 to 11.8 inches); very dark gray (10YR 3/1) silty clay; 1 percent dark yellowish brown (10YR 4/4) fine faint mottles; moderate medium angular blocky structure; firm; 5.0 roots between peds; fragments; slightly acid, pH 6.1, lamotte-morgan; clear smooth boundary.
    B21g—30 to 58 centimeters (11.8 to 22.8 inches); dark gray (10YR 4/1) clay; 10 percent yellowish brown (10YR 5/4) medium faint mottles; weak coarse prismatic, and moderate medium angular blocky structure; firm; 5.0 roots between peds; fragments; slightly acid, pH 6.2, lamotte-morgan; gradual smooth boundary. Lab sample # IL27602
    B22g—58 to 94 centimeters (22.8 to 37.0 inches); dark gray (10YR 4/1) clay; 1 percent dark yellowish brown (10YR 4/6) fine distinct and 10 percent olive brown (2.5Y 4/4) medium distinct mottles; weak medium prismatic parts to moderate medium angular blocky structure; firm; 3.0 roots between peds; slickensides (pedogenic) on all faces of peds; fragments; neutral, pH 6.6, lamotte-morgan; gradual smooth boundary. Lab sample # IL27603. discontinuous - phpvsfiid 459787; discontinuous - phpvsfiid 459787
    B3g—94 to 137 centimeters (37.0 to 53.9 inches); dark gray (5Y 4/1) silty clay; 1 percent dark yellowish brown (10YR 4/6) fine prominent and 10 percent olive brown (2.5Y 4/4) fine distinct mottles; moderate coarse prismatic structure; firm; 3.0 roots between peds; slickensides (pedogenic) on all faces of peds; 1 percent fine faint iron-manganese masses in matrix; fragments; neutral, pH 6.6, lamotte-morgan; gradual smooth boundary. patchy - phpvsfiid 459788; patchy - phpvsfiid 459788
    Cg—137 to 160 centimeters (53.9 to 63.0 inches); dark gray (5Y 4/1) silty clay; 10 percent olive brown (2.5Y 4/4) fine distinct mottles; structureless massive; firm; 3.0 roots between peds; 1 percent fine faint iron-manganese masses in matrix; fragments; neutral, pH 6.8, lamotte-morgan.