IDENTIFIERS

  • Current Taxon Name (Soil Name): Osco
  • OSD
  • Series Extent
  • User Site ID: 1986IL011008
  • User Pedon ID: 1986IL011008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 86IL011008
  • NCSS Pedon Lab Data NASIS Record ID - 21930
  • Print Date: 5/31/2024

    • 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: 41.2529972
  • Std. Longitude: -89.8257444
  • Datum: WGS84
  • Township: 15N
  • Range: 6E
  • Section: 29
  • PLSS Details: 367 meters S & 256 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: W. Kreznor
  • 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 #: 8
  • Correlated Information:
  • Soil Name - Osco
  • PSC - 14 to 64 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 - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Peoria loess and/or Roxana loess
  • Landscape: till plain
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Slope Shape Down: linear
  • 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—14

    14—107

    —-

    —-
    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

    119

    —

    233.5

    —

    270

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 14 centimeters (0.0 to 5.5 inches); dark brown (10YR 3/3), brown (10YR 4/3), dry; silty clay loam; weak fine subangular blocky parts to moderate fine granular structure; friable; 3.0 fine roots between peds; 3.0 fine pores; ; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly acid, pH 6.3; abrupt smooth boundary. Lab sample # IL32520
    Bt1—14 to 34 centimeters (5.5 to 13.4 inches); dark yellowish brown (10YR 4/4) silt loam; 10 percent yellowish brown (10YR 5/6) medium distinct mottles; moderate fine, and medium subangular blocky structure; friable; 0.6 medium roots between peds and 3.0 fine roots between peds; 3.0 fine pores; 10 percent distinct dark brown (10YR 3/3), moist, organoargillans on all faces of peds and 50 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent fine faint iron-manganese masses in matrix; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL32521
    Bt2—34 to 62 centimeters (13.4 to 24.4 inches); dark yellowish brown (10YR 4/4) silt loam; 10 percent gray (10YR 6/1) fine distinct and 10 percent yellowish brown (10YR 5/6) medium distinct mottles; moderate medium subangular blocky structure; friable; 0.6 fine roots between peds; 3.0 fine pores; on surfaces along root channels and 10 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and 25 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent fine prominent iron-manganese masses in matrix; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL32522
    Bt3—62 to 107 centimeters (24.4 to 42.1 inches); yellowish brown (10YR 5/4) silt loam; 10 percent yellowish brown (10YR 5/6) medium faint and 10 percent gray (10YR 6/1) medium distinct mottles; weak coarse subangular blocky structure; very friable; very fine roots between peds and 0.6 fine roots; 3.0 fine pores; on surfaces along root channels and 10 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and 10 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent fine prominent iron-manganese masses in matrix; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # IL32523
    BC—107 to 128 centimeters (42.1 to 50.4 inches); yellowish brown (10YR 5/4) silt; 1 percent dark yellowish brown (10YR 4/6) medium distinct and 10 percent gray (10YR 6/1) medium distinct mottles; weak coarse subangular blocky structure; very friable; 0.1 very fine roots between peds; 3.0 fine pores; 1 percent fine prominent iron-manganese masses in matrix; fragments; slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.1; gradual smooth boundary. Lab sample # IL32524
    C—128 to 223 centimeters (50.4 to 87.8 inches); yellowish brown (10YR 5/4) silt; 10 percent yellowish brown (10YR 5/8) medium distinct and 25 percent light brownish gray (2.5Y 6/2) medium distinct mottles; weak thin platy structure; very friable; 3.0 fine pores; 10 percent fine prominent iron-manganese masses in matrix; fragments; slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.1; gradual wavy boundary. Lab sample # IL32525
    2Ab—223 to 235 centimeters (87.8 to 92.5 inches); brown (10YR 5/3) silt loam; 1 percent yellowish brown (10YR 5/6) medium distinct and 10 percent light brownish gray (2.5Y 6/2) medium distinct mottles; weak thin platy structure; very friable; 0.6 fine pores; 25 percent distinct dark grayish brown (10YR 4/2), moist, organoargillans on all faces of peds; 10 percent fine prominent iron-manganese masses in matrix; fragments; slightly alkaline, pH 7.6. Lab sample # IL32526