IDENTIFIERS

  • Current Taxon Name (Soil Name): Osco
  • OSD
  • Series Extent
  • User Site ID: 1986IL011003
  • User Pedon ID: 1986IL011003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 86IL011003
  • NCSS Pedon Lab Data NASIS Record ID - 21927
  • Print Date: 6/1/2024

    • 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: 41.2531583
  • Std. Longitude: -89.8269972
  • Datum: WGS84
  • Township: 15N
  • Range: 6E
  • Section: 29
  • PLSS Details: 349 meters S & 151 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 #: 3
  • Correlated Information:
  • Soil Name - Osco
  • PSC - 15 to 65 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 and/or Roxana loess and/or Illinoian till
  • Landscape: till plain
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Slope Shape Down: concave
  • Runoff: medium
  • Drainage Class: moderately well
  • Geology: Lower Farmdale, Upper Sangamon formation.
  • 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—15

    15—95

    —-

    —-
    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

    —

    89

    230.6

    —

    248

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3), brown (10YR 5/3), 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; and ; fragments; slightly acid, pH 6.3; abrupt smooth boundary. Lab sample # IL32498
    Bt1—15 to 34 centimeters (5.9 to 13.4 inches); dark yellowish brown (10YR 4/4) silty clay loam; 1 percent yellowish brown (10YR 5/8) medium distinct mottles; moderate medium subangular blocky structure; friable; 3.0 fine roots between peds; 3.0 fine pores; on surfaces along root channels and 25 percent distinct brown (7.5YR 4/4), 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 # IL32499
    Bt2—34 to 59 centimeters (13.4 to 23.2 inches); dark yellowish brown (10YR 4/4) silt loam; 1 percent yellowish brown (10YR 5/8) medium distinct mottles; moderate medium subangular blocky structure; friable; 0.6 fine roots between peds; 3.0 fine pores; brown (10YR 4/3), moist, on surfaces along root channels and 25 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; 10 percent fine faint iron-manganese masses in matrix; fragments; slightly acid, pH 6.3; gradual smooth boundary. Lab sample # IL32500
    Bt3—59 to 95 centimeters (23.2 to 37.4 inches); yellowish brown (10YR 5/4) silt loam; yellowish brown (10YR 5/8) and 10 percent grayish brown (10YR 5/2) medium distinct mottles; moderate coarse subangular blocky structure; very friable; 0.6 fine roots between peds; 0.6 fine pores; on surfaces along root channels and 25 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; 10 percent fine distinct iron-manganese masses in matrix; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL32501
    2Ab1—95 to 128 centimeters (37.4 to 50.4 inches); brown (10YR 4/3) silt loam; dark yellowish brown (10YR 4/6) and 10 percent yellowish brown (10YR 5/8) medium distinct mottles; weak thin platy structure; very friable; 0.6 fine roots between peds; 3.0 fine pores; 25 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds; 10 percent fine faint iron-manganese masses in matrix; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL32502
    2Btb1—128 to 185 centimeters (50.4 to 72.8 inches); brown (10YR 4/3) silt loam; 10 percent yellowish brown (10YR 5/8) medium distinct mottles; weak fine subangular blocky structure; friable; 3.0 fine pores; 25 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and 25 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; medium faint iron-manganese masses in matrix and 25 percent fine ; fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # IL32503
    3Ab2—185 to 208 centimeters (72.8 to 81.9 inches); very dark grayish brown (10YR 3/2) silty clay loam; 10 percent brown (10YR 4/3) medium distinct mottles; moderate fine subangular blocky structure; firm; 3.0 fine pores; medium faint iron-manganese masses in matrix and 10 percent fine ; 1 percent by volume rounded strongly coherent cemented mixed fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # IL32504
    3Btbg1—208 to 260 centimeters (81.9 to 102.4 inches); grayish brown (2.5Y 5/2) silty clay; dark yellowish brown (10YR 4/6) and 10 percent yellowish brown (10YR 5/8) medium distinct mottles; angular blocky, and moderate fine subangular blocky structure; very firm; 0.6 fine pores; 50 percent distinct dark grayish brown (2.5Y 4/2), moist, clay films on all faces of peds; medium distinct iron-manganese masses in matrix and 10 percent fine ; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly acid, pH 6.3; gradual smooth boundary. Lab sample # IL32505
    3Btbg2—260 to 269 centimeters (102.4 to 105.9 inches); grayish brown (2.5Y 5/2) clay loam; dark yellowish brown (10YR 4/6) and 25 percent yellowish brown (10YR 5/8) medium distinct mottles; weak medium angular blocky parts to moderate fine angular blocky structure; very firm; 50 percent distinct dark grayish brown (2.5Y 4/2), moist, clay films on all faces of peds; medium distinct iron-manganese masses in matrix and 10 percent fine ; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly acid, pH 6.3. Lab sample # IL32506