IDENTIFIERS

  • Current Taxon Name (Soil Name): Osco
  • OSD
  • Series Extent
  • User Site ID: 1986IL011007
  • User Pedon ID: 1986IL011007
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 86IL011007
  • NCSS Pedon Lab Data NASIS Record ID - 21929
  • Print Date: 11/23/2024

    • 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: 41.2544556
  • Std. Longitude: -89.8268500
  • Datum: WGS84
  • Township: 15N
  • Range: 6E
  • Section: 29
  • PLSS Details: 205 meters S & 163 meters E of the center
  • Location Description: Neponset Township
  • State: Illinois
  • County: IL011—Bureau
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Non-MLRA Soil Survey Area: IL011—Bureau County, Illinois

    • PEDON

  • Describers Name: Ejide Nizeyimana, Ken R. Olson
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Argiudolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 7
  • Correlated Information:
  • Soil Name - Osco
  • PSC - 20 to 70 cm.
  • Classificaton Date - 6/5/2009
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Tama
  • Classificaton Date - 12/1/1986
  • Dynamic Soil Properties:
  • Erosion Class - 4
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Peoria loess
  • Landscape: till plain
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Slope Position: upper third
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/1/1986 (actual site observation date)
  • Air Photo ID:
  • 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
  • Yield Study ID -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    0—20

    20—66

    —-

    —-
    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

    85

    —

    234

    —

    315

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); dark grayish brown (10YR 4/2) and dark yellowish brown (10YR 4/4), pale brown (10YR 6/3), dry; silty clay loam; weak fine granular structure; friable; 3.0 fine roots between peds; 3.0 fine pores; fragments; slightly acid, pH 6.3; abrupt smooth boundary. Lab sample # IL32514
    Bt1—20 to 39 centimeters (7.9 to 15.4 inches); yellowish brown (10YR 5/4) silt loam; 10 percent brown (10YR 5/3) fine faint mottles; moderate medium subangular blocky structure; friable; 3.0 fine roots between peds; 3.0 fine pores; 10 percent faint dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; fragments; neutral, pH 7.0; clear smooth boundary. Lab sample # IL32515
    Bt2—39 to 66 centimeters (15.4 to 26.0 inches); yellowish brown (10YR 5/4) silt loam; 10 percent grayish brown (10YR 5/2) medium distinct mottles; moderate medium subangular blocky structure; friable; 3.0 fine roots between peds; 3.0 fine pores; 10 percent faint dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; fragments; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # IL32516
    BC—66 to 97 centimeters (26.0 to 38.2 inches); yellowish brown (10YR 5/4) silt loam; 10 percent gray (10YR 6/1) fine distinct mottles; weak coarse subangular blocky structure; friable; 0.6 fine roots between peds; 3.0 fine pores; fragments; moderately alkaline, pH 8.1; clear smooth boundary. Lab sample # IL32517
    C—97 to 122 centimeters (38.2 to 48.0 inches); grayish brown (10YR 5/2) and yellowish brown (10YR 5/6) silt loam; weak platy structure; friable; 0.6 fine roots between peds; 3.0 fine pores; 10 percent coarse distinct yellowish red (5YR 5/6), moist, iron-manganese masses in matrix; fragments; slight effervescence, by hcl, unspecified; strongly alkaline, pH 8.7; clear smooth boundary. Lab sample # IL32518
    Cg—122 to 160 centimeters (48.0 to 63.0 inches); gray (10YR 6/1) silt loam; weak platy structure; friable; 0.6 fine roots between peds; fragments; slight effervescence, by hcl, unspecified; strongly alkaline, pH 8.7. Lab sample # IL32519