IDENTIFIERS

  • Current Taxon Name (Soil Name): Clarence
  • OSD
  • Series Extent
  • User Site ID: 77IL105002a
  • User Pedon ID: 77IL105002a
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A2790
  • NCSS Pedon Lab Data NASIS Record ID - 37370
  • Print Date: 11/21/2024

    • 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: 41.0536322
  • Std. Longitude: -88.6878293
  • Datum: WGS84
  • Township: 30N
  • Range: 5E
  • Section: 19
  • PLSS Details: 725 feet S and 290 feet E of center
  • Location Description: About 2 1/2 miles S of Blackstone.
  • State: Illinois
  • County: IL105—Livingston
  • Non-MLRA Soil Survey Area: IL105—Livingston County, Illinois

    • PEDON

  • Describers Name: M. Walker
  • Current Taxonomic Class: Very-fine, illitic, mesic Aquic Argiudolls
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Clarence
  • PSC - 38 to 71 cm.
  • Classificaton Date - 5/14/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Clarence
  • Classificaton Date - 8/28/1977
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: dead ice moraine
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/28/1977 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    —

    —

    —

    —

    914

    —

    —

    11.7

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark gray (10YR 3/1) and very dark gray (10YR 3/1) rubbed, dark grayish brown (10YR 4/2), dry; silt loam; weak fine granular structure; friable; 21.0 roots; fragments; very strongly acid, pH 5.0, hellige-truog; abrupt smooth boundary. Lab sample # 40A22024
    A12—18 to 30 centimeters (7.1 to 11.8 inches); very dark gray (10YR 3/1) and very dark gray (10YR 3/1) rubbed, dark grayish brown (10YR 4/2), dry; silt loam; weak fine granular structure; friable; 21.0 roots; fragments; strongly acid, pH 5.2, hellige-truog; abrupt smooth boundary. Lab sample # 40A22025
    B1—30 to 38 centimeters (11.8 to 15.0 inches); grayish brown (2.5Y 5/2) silt loam; 3 percent yellowish brown (10YR 5/6) fine distinct mottles; weak very fine subangular blocky structure; very firm; 21.0 roots; 75 percent very dark gray (10YR 3/1), moist, clay films on faces of peds; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # 40A22026. Few fine dark accumulations (Fe & Mn oxides).
    IIB21t—38 to 58 centimeters (15.0 to 22.8 inches); grayish brown (2.5Y 5/2) clay; 3 percent gray (5Y 5/1) fine distinct and 21 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate fine angular blocky structure; very firm; 3.0 roots; 75 percent dark gray (10YR 4/1), moist, clay films on faces of peds; fragments; neutral, pH 7.1, hellige-truog; clear smooth boundary. Lab sample # 40A22027. Few fine dark accumulations (Fe & Mn oxides).
    IIB22t—58 to 71 centimeters (22.8 to 28.0 inches); grayish brown (2.5Y 5/2) silty clay; 3 percent yellowish brown (10YR 5/6) fine distinct and 21 percent gray (5Y 5/1) fine distinct mottles; weak medium prismatic parts to moderate medium angular blocky structure; very firm; 3.0 roots; 75 percent gray (5Y 5/1), moist, clay films on faces of peds; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 40A22028. Few fine dark accumulations (Fe & Mn oxides)
    IIB3—71 to 81 centimeters (28.0 to 31.9 inches); olive gray (5Y 5/2) silty clay; 3 percent yellowish brown (10YR 5/6) fine distinct and 21 percent gray (5Y 5/1) fine distinct mottles; weak medium prismatic structure; very firm; 0.5 roots; 10 percent carbonate coats on faces of peds and 30 percent gray (5Y 5/1), moist, clay films on faces of peds; 21 percent noncoherent cemented white (10YR 8/1) carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; gradual wavy boundary. Lab sample # 40A22029
    IIC1—81 to 109 centimeters (31.9 to 42.9 inches); grayish brown (2.5Y 5/2) silty clay; 3 percent yellowish brown (10YR 5/6) fine distinct and 21 percent gray (5Y 5/1) fine distinct mottles; massive; very firm; 0.5 roots; 30 percent gray (5Y 5/1), moist, clay films on faces of peds; 21 percent noncoherent cemented white (10YR 8/1) carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog; clear smooth boundary. Lab sample # 40A22030. Some cleavage planes coated with free carbonate.
    IIC2—109 to 152 centimeters (42.9 to 59.8 inches); grayish brown (2.5Y 5/2) silty clay; 1 percent yellowish brown (10YR 5/6) fine distinct and 3 percent gray (5Y 5/1) fine distinct mottles; massive; very firm; 0.5 roots; 30 percent gray (5Y 5/1), moist, clay films on faces of peds; 21 percent noncoherent cemented white (10YR 8/1) carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 40A22031