IDENTIFIERS

  • Current Taxon Name (Soil Name): Ashkum
  • OSD
  • Series Extent
  • User Site ID: 1940IL075003
  • User Pedon ID: 40IL-075-003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 40IL075003
  • NCSS Pedon Lab Data NASIS Record ID - 20423
  • Print Date: 11/23/2024
  • 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: 40.5584626
  • Std. Longitude: -87.6909433
  • Datum: WGS84
  • Township: 24N
  • Range: 12W
  • Section: 11
  • State: Illinois
  • County: IL075—Iroquois
  • MLRA: 110—Northern Illinois and Indiana Heavy Till Plain
  • Non-MLRA Soil Survey Area: IL075—Iroquois County, Illinois
  • PEDON

  • Describers Name: HW, FR, TP
  • Current Taxonomic Class: Fine, mixed, superactive, mesic Typic Endoaquolls
  • Pedon Type: representative pedon for component
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Ashkum
  • PSC - 25 to 100 cm.
  • Classificaton Date - 2/22/2010
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Ashkum
  • Classificaton Date - 11/1/1940
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: till
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1940 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • 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

    0—38

    38—61

    —-

    —-

    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

    0.5

    A—0 to 25 centimeters (0.0 to 9.8 inches); black (10YR 2/1) silty clay loam; moderate medium granular structure; many (6.0) fine roots; fragments. Lab sample # IL16490, IL16494, IL16491, IL16492, IL16493. Horizon split for sampling: IL16490 0 to 5 cm, IL16491 5 to 10 cm, IL16492 10 to 15 cm, IL16493 15 to 20 cm, IL16494 20 to 25 cm.
    AB—25 to 38 centimeters (9.8 to 15.0 inches); variegated 40 percent black (10YR 2/1) and 40 percent very dark gray (2.5Y 3/1) and 20 percent dark grayish brown (2.5Y 4/2) silty clay loam; moderate fine subangular blocky structure; common (3.0) fine roots; 1 percent by volume rounded strongly coherent cemented mixed fragments. Lab sample # IL16495, IL16496. Horizon split for sampling: IL16495 25 to 30 cm, IL16496 30 to 38 cm.
    Bg1—38 to 46 centimeters (15.0 to 18.1 inches); variegated dark grayish brown (2.5Y 4/2) silty clay loam; moderate fine subangular blocky structure; 15 percent very dark gray (10YR 3/1) organic stains on all faces of peds; 1 percent by volume rounded strongly coherent cemented mixed fragments. Lab sample # IL16497
    Bg2—46 to 61 centimeters (18.1 to 24.0 inches); dark grayish brown (2.5Y 4/2) silty clay loam; moderate fine subangular blocky structure; 25 percent very dark gray (10YR 3/1) organic stains on all faces of peds; 10 percent by volume rounded strongly coherent cemented mixed fragments. Lab sample # IL16498, IL16499. Horizon split for sampling: IL16498 46 to 53 cm, IL16499 53 to 61 cm.; discontinuous - phpvsfiid 754024; discontinuous - phpvsfiid 754024
    BCg—61 to 69 centimeters (24.0 to 27.2 inches); variegated dark grayish brown (2.5Y 4/2) silty clay loam; weak fine subangular blocky structure; ; 40 percent medium distinct light olive brown (2.5Y 5/4) masses of oxidized iron; 10 percent fine carbonate concretions; 10 percent by volume rounded strongly coherent cemented mixed fragments. Lab sample # IL16500
    Cg—69 to 147 centimeters (27.2 to 57.9 inches); variegated dark gray (5Y 4/1) silty clay loam; massive; 40 percent medium distinct olive brown (2.5Y 4/4) masses of oxidized iron; 10 percent by volume rounded strongly coherent cemented mixed fragments. Lab sample # IL16501, IL16506, IL16502, IL16503, IL16504, IL16505. Horizon split for sampling: IL16501 69 to 76 cm, IL16502 76 to 86 cm, IL16503 86 to 97 cm, IL16504 97 to 112 cm, IL16505 112 to 127 cm, IL16506 127 to 147 cm.