IDENTIFIERS

  • Current Taxon Name (Soil Name): Ursa
  • OSD
  • Series Extent
  • User Site ID: 1980IL157103
  • User Pedon ID: 1980IL157103
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 80IL157103
  • NCSS Pedon Lab Data NASIS Record ID - 21206
  • Print Date: 11/21/2024
  • LOCATION

  • Township: 5S
  • Range: 8W
  • Section: 28
  • Location Description: 200FT SE of the N boundary of S.501,Cl.999
  • State: Illinois
  • County: IL157—Randolph
  • Non-MLRA Soil Survey Area: IL157—Randolph County, Illinois
  • PEDON

  • Describers Name: DF, CCM
  • Current Taxonomic Class: Fine, smectitic, mesic Chromic Vertic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 103
  • Correlated Information:
  • Soil Name - Ursa
  • PSC - 25 to 75 cm.
  • Classificaton Date - 1/4/2010
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Keswick
  • Classificaton Date - 7/1/1980
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: Peoria loess over Illinoian till with strongly developed Sangamon age paleosol
  • Landscape: upland
  • Landform: hillslope, drainageway
  • Slope Position: lower third
  • Runoff: high
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1980 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    argillic horizon

    0—13

    25—124

    —-

    —-

    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

    20

    A1—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2), light brownish gray (10YR 6/2), dry; silt loam; moderate medium granular structure; friable; 3.0 roots between peds; 10 percent by volume rounded strongly coherent cemented mixed fragments; neutral, pH 6.6, lamotte-morgan; abrupt smooth boundary. Lab sample # IL27604; observed in push tube
    A2—10 to 13 centimeters (3.9 to 5.1 inches); grayish brown (10YR 5/2) silt loam; moderate fine subangular blocky structure; friable; 3.0 roots between peds; 10 percent by volume rounded strongly coherent cemented mixed fragments; strongly acid, pH 5.4, lamotte-morgan; abrupt wavy boundary. Lab sample # IL27605; observed in push tube
    B1—13 to 25 centimeters (5.1 to 9.8 inches); strong brown (7.5YR 5/6) silty clay loam; strong medium subangular blocky structure; firm; 3.0 roots between peds; prominent reddish brown (5YR 4/4), moist, clay films on all faces of peds; 10 percent by volume rounded strongly coherent cemented mixed fragments; strongly acid, pH 5.4, lamotte-morgan; clear smooth boundary. Lab sample # IL27606; observed in push tube. patchy - phpvsfiid 480313; patchy - phpvsfiid 480313
    B21t—25 to 41 centimeters (9.8 to 16.1 inches); strong brown (7.5YR 5/6) silty clay loam; moderate medium prismatic parts to strong medium subangular blocky structure; firm; 3.0 roots between peds; prominent reddish brown (5YR 4/4), moist, clay films on all faces of peds; 10 percent by volume rounded strongly coherent cemented mixed fragments; moderately acid, pH 5.6, lamotte-morgan; clear smooth boundary. Lab sample # IL27607; observed in push tube. continuous - phpvsfiid 480317; continuous - phpvsfiid 480317
    B22t—41 to 64 centimeters (16.1 to 25.2 inches); brown (7.5YR 4/4) silty clay; strong medium prismatic parts to strong medium angular blocky structure; very firm; 0.6 roots between peds; faint brown (7.5YR 4/3), moist, clay films on all faces of peds; 1 percent prominent iron-manganese masses in matrix; 10 percent by volume rounded strongly coherent cemented mixed fragments; slightly acid, pH 6.4, lamotte-morgan; gradual smooth boundary. Lab sample # IL27608; observed in push tube. continuous - phpvsfiid 480318; continuous - phpvsfiid 480318
    B23t—64 to 91 centimeters (25.2 to 35.8 inches); yellowish brown (10YR 5/6) silty clay; 1 percent grayish brown (10YR 5/2) fine distinct mottles; strong medium prismatic parts to strong medium angular blocky structure; very firm; 0.6 roots between peds; distinct dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; 1 percent prominent iron-manganese masses in matrix; 10 percent by volume rounded strongly coherent cemented mixed fragments; neutral, pH 6.6, lamotte-morgan; gradual smooth boundary. Lab sample # IL27609; observed in push tube. continuous - phpvsfiid 480316; continuous - phpvsfiid 480316
    B24t—91 to 124 centimeters (35.8 to 48.8 inches); yellowish brown (10YR 5/6) silty clay; 1 percent grayish brown (10YR 5/2) fine distinct and 1 percent strong brown (7.5YR 5/6) fine distinct mottles; strong medium prismatic parts to weak coarse angular blocky structure; very firm; 0.6 roots between peds; distinct dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; 10 percent by volume rounded strongly coherent cemented mixed fragments; neutral, pH 6.6, lamotte-morgan; clear smooth boundary. Lab sample # IL27610; observed in push tube. continuous - phpvsfiid 480315; continuous - phpvsfiid 480315
    B3—124 to 152 centimeters (48.8 to 59.8 inches); yellowish brown (10YR 5/6) silty clay loam; 10 percent light brownish gray (2.5Y 6/2) medium distinct and 10 percent strong brown (7.5YR 5/6) medium distinct mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; prominent dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; 10 percent by volume rounded strongly coherent cemented mixed fragments; neutral, pH 6.8, lamotte-morgan. Lab sample # IL27611; observed in push tube. patchy - phpvsfiid 480314; patchy - phpvsfiid 480314