IDENTIFIERS

  • Current Taxon Name (Soil Name): Jacob
  • OSD
  • Series Extent
  • User Site ID: 1978IL157049
  • User Pedon ID: 1978IL157049
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 78IL157049
  • NCSS Pedon Lab Data NASIS Record ID - 21071
  • Print Date: 5/20/2024

    • LOCATION

  • Township: 6S
  • Range: 8W
  • Location Description: 1500FT NE of Missouri-Pacific R.R. & 4800FT SE of survey line 360
  • State: Illinois
  • County: IL157—Randolph
  • Non-MLRA Soil Survey Area: IL157—Randolph County, Illinois

    • PEDON

  • Describers Name: CM, LV
  • Current Taxonomic Class: Very-fine, smectitic, acid, mesic Vertic Endoaquepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 49
  • Correlated Information:
  • Soil Name - Jacob
  • PSC - 25 to 100 cm.
  • Classificaton Date - 1/4/2010
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Jacob
  • Classificaton Date - 11/1/1978
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey slack water alluvial deposits
  • Landscape: lowland
  • Landform: flood plain
  • Runoff: very low
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1978 (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

    ochric epipedon

    cambic horizon

    0—15

    15—130

    —-

    —-
    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

    —

    —

    117

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); dark grayish brown (2.5Y 4/2) silty clay; 1 percent reddish yellow (5YR 6/8) fine prominent mottles; moderate medium granular parts to weak fine subangular blocky structure; firm; 1 percent masses of oxidized iron in matrix; fragments; strongly acid, pH 5.5, pH meter; abrupt smooth boundary. Lab sample # IL26167; observed in push tube
    B1—15 to 25 centimeters (5.9 to 9.8 inches); dark gray (10YR 4/1) silty clay; 1 percent yellowish red (5YR 5/8) fine prominent mottles; moderate medium angular blocky structure; very firm; 1 percent masses of oxidized iron in matrix; fragments; moderately acid, pH 5.7, pH meter; abrupt smooth boundary. Lab sample # IL26168; observed in push tube
    B21—25 to 38 centimeters (9.8 to 15.0 inches); grayish brown (10YR 5/2) silty clay; weak medium subangular blocky structure; firm; prominent white (10YR 8/1), dry, silica coats on all faces of peds; 10 percent masses of oxidized iron in matrix; fragments; very strongly acid, pH 5.0, pH meter; abrupt smooth boundary. Lab sample # IL26169; observed in push tube. patchy - phpvsfiid 480964; patchy - phpvsfiid 480964
    B22—38 to 74 centimeters (15.0 to 29.1 inches); grayish brown (10YR 5/2) silty clay; 10 percent yellowish brown (10YR 5/8) medium distinct mottles; moderate medium prismatic structure; very firm; distinct brown (10YR 4/3), moist, and very dark grayish brown (10YR 3/2), moist, clay films on all faces of peds; fragments; strongly acid, pH 5.3, pH meter; clear smooth boundary. Lab sample # IL26170; observed in push tube
    B23—74 to 89 centimeters (29.1 to 35.0 inches); dark gray (2.5Y 4/1) clay; weak medium prismatic structure; very firm; distinct very dark gray (10YR 3/1), moist, and dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; fragments; strongly acid, pH 5.1, pH meter; clear smooth boundary. Lab sample # IL26171; observed in push tube
    B3—89 to 130 centimeters (35.0 to 51.2 inches); gray (10YR 5/1) clay; brownish yellow (10YR 6/8) mottles; weak medium prismatic structure; very firm; distinct brown (10YR 5/3), moist, and very dark grayish brown (10YR 3/2), moist, clay films on all faces of peds; 1 percent masses of oxidized iron in matrix; fragments; neutral, pH 6.7, pH meter; clear smooth boundary. Lab sample # IL26172; observed in push tube
    C—130 to 157 centimeters (51.2 to 61.8 inches); gray (10YR 6/1) silty clay; yellow (10YR 7/8) mottles; structureless massive; firm; distinct gray (10YR 5/1), moist, and brown (10YR 5/3), moist, clay films on all faces of peds; fragments; slightly alkaline, pH 7.7, pH meter. Lab sample # IL26173; observed in push tube. patchy - phpvsfiid 480962; patchy - phpvsfiid 480962