IDENTIFIERS

  • Current Taxon Name (Soil Name): Osco
  • OSD
  • Series Extent
  • User Site ID: 1960IL099001
  • User Pedon ID: 1960IL099001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 60IL099001
  • NCSS Pedon Lab Data NASIS Record ID - 20495
  • Print Date: 2/17/2025

    • 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: 41.1748311
  • Std. Longitude: -88.6470531
  • Datum: WGS84
  • Township: 31N
  • Range: 5E
  • Section: 9
  • Location Description: 550 N of 1/2 mi fence near center if deep cut on W side of the road
  • State: Illinois
  • County: IL099—La Salle
  • MLRA: 110—Northern Illinois and Indiana Heavy Till Plain
  • Non-MLRA Soil Survey Area: IL099—La Salle County, Illinois

    • PEDON

  • Describers Name: HLW, JDA, HRS, DPW
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Argiudolls
  • Pedon Record Orgin: PedonPC
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Osco
  • PSC - 64 to 114 cm.
  • Classificaton Date - 2/22/2010
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Tama
  • Classificaton Date - 6/1/1960
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1960 (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 -
    • 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

    5

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    A1—0 to 30 centimeters (0.0 to 11.8 inches); black (10YR 2/1) silt loam; moderate fine granular structure; friable; 6.0 fine roots; fragments; neutral, pH 6.8; gradual smooth boundary. Lab sample # IL18643
    A3—30 to 43 centimeters (11.8 to 16.9 inches); black (10YR 2/1) and very dark grayish brown (10YR 3/2) crushed silt loam; moderate fine granular structure; friable; 6.0 fine roots; 1 percent brown (10YR 4/3), moist, worm casts; fragments; neutral, pH 6.8; gradual smooth boundary.
    B1—43 to 64 centimeters (16.9 to 25.2 inches); dark brown (10YR 3/3) and dark yellowish brown (10YR 3/4) crushed silt loam; moderate very fine subangular blocky structure; friable; 6.0 fine roots; 1 percent brown (10YR 4/3), moist, worm casts; fragments; neutral, pH 6.8; clear smooth boundary.
    B2—64 to 104 centimeters (25.2 to 40.9 inches); brown (10YR 4/3) and dark yellowish brown (10YR 4/4) crushed silty clay loam; 1 percent light brownish gray (10YR 6/2) fine faint mottles; weak fine prismatic, and moderate fine subangular blocky structure; firm; 3.0 fine roots; brown (10YR 4/3), moist, clay films on vertical faces of peds; fragments; slightly acid, pH 6.5; abrupt smooth boundary. Lab sample # IL18644. continuous - phpvsfiid 430165; continuous - phpvsfiid 430165
    B3—104 to 117 centimeters (40.9 to 46.1 inches); dark yellowish brown (10YR 4/4) silty clay loam; weak medium subangular blocky structure; friable; fine iron-manganese concretions; fragments; neutral, pH 7.0; clear smooth boundary.
    C1—117 to 124 centimeters (46.1 to 48.8 inches); dark yellowish brown (10YR 4/4) silt loam; massive; friable; fragments; slightly alkaline, pH 7.5; abrupt smooth boundary. Lab sample # IL18645, IL18646, IL18647. Horizon split for sampling: IL18645 117 to 124 cm, IL18646 130 to 170 cm, IL18647 193 to 208 cm.
    C2—124 to 356 centimeters (48.8 to 140.2 inches); brown (10YR 5/3) and yellowish brown (10YR 5/6) and light olive brown (2.5Y 5/4) silt loam; massive; friable; fragments; slight effervescence; slightly alkaline, pH 7.6; abrupt smooth boundary.
    C3—356 to 406 centimeters (140.2 to 159.8 inches); very dark grayish brown (2.5Y 3/2), dark grayish brown (2.5Y 4/2), dry; silty clay loam; massive; firm; 1 percent by volume rounded strongly coherent cemented mixed fragments; slight effervescence; slightly alkaline, pH 7.6. Lab sample # IL18648