IDENTIFIERS

  • Current Taxon Name (Soil Name): Ashkum
  • OSD
  • Series Extent
  • User Site ID: 1986IL113013
  • User Pedon ID: 1986IL113013
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 86IL113013
  • NCSS Pedon Lab Data NASIS Record ID - 21959
  • Print Date: 11/11/2024

    • 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: 40.6984028
  • Std. Longitude: -88.6702444
  • Datum: WGS84
  • Township: 26N
  • Range: 5E
  • Section: 20
  • PLSS Details: 2450 feet east and 250 feet north of the southwest corner
  • State: Illinois
  • County: IL113—McLean
  • MLRA: 110—Northern Illinois and Indiana Heavy Till Plain
  • Non-MLRA Soil Survey Area: IL113—McLean County, Illinois

    • PEDON

  • Describers Name: CLL
  • Current Taxonomic Class: Fine, mixed, superactive, mesic Typic Endoaquolls
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 13
  • Correlated Information:
  • Soil Name - Ashkum
  • PSC - 25 to 100 cm.
  • Classificaton Date - 10/2/2008
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Ashkum
  • Taxon Kind - series
  • Classificaton Date - 5/1/1986
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium and/or Wisconsinan till
  • Landscape: upland
  • Landform: till plain
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/1/1986 (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

    cambic horizon

    lithologic discontinuity

    0—23

    23—124

    79—

    —-

    —-

    —-
    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

    0

    —

    —

    —

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); greenish black (10Y 2/1), dark gray (10YR 4/1), dry; silty clay loam; weak fine subangular blocky parts to moderate medium granular structure; friable; few (0.6) very fine roots between peds; fragments; neutral, pH 7.0, lamotte-morgan; clear smooth boundary. Lab sample # IL32773
    BA—23 to 36 centimeters (9.1 to 14.2 inches); olive gray (5Y 4/2) silty clay loam; moderate medium prismatic parts to weak fine subangular blocky structure; friable; few (0.6) very fine roots between peds; faint dark grayish brown (2.5Y 4/2), moist, clay films on surfaces along pores and prominent 2.5Y 4/ (2.5Y 4/), moist, clay films on all faces of peds; 1 percent fine distinct light olive brown (2.5Y 5/4) iron-manganese masses in matrix and 10 percent fine distinct masses of oxidized iron on faces of peds; fragments; neutral, pH 7.0, lamotte-morgan; clear smooth boundary. Lab sample # IL32774. patchy - phpvsfiid 753997; continuous - phpvsfiid 753998; patchy - phpvsfiid 753997; continuous - phpvsfiid 753998
    Bg1—36 to 56 centimeters (14.2 to 22.0 inches); olive gray (5Y 5/2) silty clay loam; moderate fine prismatic structure; friable; few (0.6) very fine roots between peds; faint gray (5Y 5/1), moist, clay films on all faces of peds and distinct very dark gray (5Y 3/1), moist, clay films on all faces of peds; 1 percent fine prominent iron-manganese masses in matrix and 10 percent fine distinct light yellowish brown (2.5Y 6/4) masses of oxidized iron throughout; fragments; neutral, pH 7.0, lamotte-morgan; clear smooth boundary. Lab sample # IL32775. patchy - phpvsfiid 753999; patchy - phpvsfiid 754000; patchy - phpvsfiid 753999; patchy - phpvsfiid 754000
    Bg2—56 to 79 centimeters (22.0 to 31.1 inches); olive gray (5Y 5/2) silty clay loam; moderate medium prismatic structure; friable; few (0.6) very fine roots between peds; faint olive gray (5Y 4/2), moist, clay films on all faces of peds; 1 percent fine prominent light olive brown (2.5Y 5/6) iron-manganese masses in matrix and 1 percent fine distinct light yellowish brown (2.5Y 6/4) masses of oxidized iron throughout and 10 percent medium prominent masses of oxidized iron throughout; fragments; neutral, pH 7.0, lamotte-morgan; clear smooth boundary. Lab sample # IL32776. patchy - phpvsfiid 754001; patchy - phpvsfiid 754001
    2Bg3—79 to 109 centimeters (31.1 to 42.9 inches); gray (5Y 6/1) silty clay loam; weak medium prismatic structure; friable; 0.6 very fine roots between peds; faint gray (5Y 5/1), moist, clay films on all faces of peds; 10 percent fine prominent iron-manganese masses in matrix and 10 percent medium distinct light yellowish brown (2.5Y 6/4) masses of oxidized iron throughout and 25 percent coarse prominent olive yellow (2.5Y 6/6) masses of oxidized iron throughout; 1 percent by volume rounded strongly coherent cemented mixed fragments; neutral, pH 7.0, lamotte-morgan; clear smooth boundary. Lab sample # IL32777. patchy - phpvsfiid 754003; patchy - phpvsfiid 754003
    2Bg4—109 to 124 centimeters (42.9 to 48.8 inches); gray (5Y 6/1) silty clay loam; weak coarse prismatic structure; friable; few (0.6) very fine roots between peds; faint gray (5Y 5/1), moist, clay films on all faces of peds; 10 percent fine prominent iron-manganese masses in matrix and 25 percent medium prominent olive yellow (2.5Y 6/6) masses of oxidized iron throughout; 1 percent by volume rounded strongly coherent cemented mixed fragments; violent effervescence, by hcl, unspecified; slightly alkaline, pH 7.6, lamotte-morgan; clear smooth boundary. Lab sample # IL32778. patchy - phpvsfiid 754002; patchy - phpvsfiid 754002
    2C—124 to 178 centimeters (48.8 to 70.1 inches); light olive brown (2.5Y 5/6) silty clay loam; structureless massive; firm; 10 percent medium prominent gray (5Y 5/1) masses of reduced iron throughout; 1 percent by volume rounded strongly coherent cemented mixed fragments; strong effervescence, by hcl, unspecified; slightly alkaline, pH 7.6, lamotte-morgan. Lab sample # IL32779