IDENTIFIERS

  • Current Taxon Name (Soil Name): Seaton
  • OSD
  • Series Extent
  • User Site ID: 1980IL157150
  • User Pedon ID: 1980IL157150
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 80IL157150
  • NCSS Pedon Lab Data NASIS Record ID - 21274
  • Print Date: 4/26/2025

    • LOCATION

  • Township: 5S
  • Range: 8W
  • PLSS Details: 2500 feet northwest and perpendicular to the southeast line of Survey 735
  • State: Illinois
  • County: IL157—Randolph
  • Non-MLRA Soil Survey Area: IL157—Randolph County, Illinois

    • PEDON

  • Describers Name: W Kreznor, C Miles, R Schoeppel
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 150
  • Correlated Information:
  • Soil Name - Seaton
  • PSC - 41 to 91 cm.
  • Classificaton Date - 6/8/2009
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Seaton
  • Classificaton Date - 12/1/1980
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: coarse loess
  • Landform: hillslope
  • Slope Position: upper third
  • Runoff: high
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/1/1980 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • 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

    ochric epipedon

    argillic horizon

    0—28

    41—94

    —-

    —-
    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

    40

    —

    —

    145

    —

    285

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3), brown (10YR 5/3), dry; silt loam; moderate fine granular structure; friable; fragments; moderately acid, pH 5.8; abrupt smooth boundary. Lab sample # IL27707
    A2—15 to 28 centimeters (5.9 to 11.0 inches); 80 percent brown (10YR 5/3) and 20 percent dark grayish brown (10YR 4/2) silt loam; 1 percent yellowish brown (10YR 5/6) fine distinct mottles; weak thin platy structure; friable; fragments; strongly acid, pH 5.3; clear smooth boundary. Lab sample # IL27708
    B1—28 to 41 centimeters (11.0 to 16.1 inches); yellowish brown (10YR 5/6) silt loam; 10 percent strong brown (7.5YR 5/6) medium distinct mottles; medium subangular blocky, and moderate fine structure; friable; faint yellowish brown (10YR 5/4), moist, clay films on all faces of peds; 1 percent brown (10YR 5/3), moist, worm casts; fragments; strongly acid, pH 5.3; clear smooth boundary. Lab sample # IL27709. patchy - phpvsfiid 459840; patchy - phpvsfiid 459840
    B2t—41 to 94 centimeters (16.1 to 37.0 inches); strong brown (7.5YR 5/6) silt loam; moderate medium subangular blocky structure; friable; on surfaces along root channels and faint brown (7.5YR 5/4), moist, clay films on all faces of peds; fragments; strongly acid, pH 5.3; gradual smooth boundary. Lab sample # IL27710, IL27711. patchy - phpvsfiid 459842; patchy - phpvsfiid 459842
    B3—94 to 117 centimeters (37.0 to 46.1 inches); strong brown (7.5YR 5/6) silt loam; coarse subangular blocky, and weak medium structure; friable; distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds; 1 percent fine iron-manganese masses in matrix; fragments; strongly acid, pH 5.3; gradual wavy boundary. Lab sample # IL27712. patchy - phpvsfiid 459843; patchy - phpvsfiid 459843
    C—117 to 152 centimeters (46.1 to 59.8 inches); yellowish brown (10YR 5/6) silt loam; structureless massive; friable; prominent light gray (10YR 7/2), moist, silt coats on all faces of peds; 1 percent fine iron-manganese masses in matrix; fragments; moderately acid, pH 5.8. discontinuous - phpvsfiid 459844; discontinuous - phpvsfiid 459844