IDENTIFIERS

  • Current Taxon Name (Soil Name): Stronghurst
  • OSD
  • Series Extent
  • User Site ID: 1980IL117011
  • User Pedon ID: 1980IL117011
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 80IL117011
  • NCSS Pedon Lab Data NASIS Record ID - 21238
  • Print Date: 2/1/2025

    • LOCATION

  • Township: 9N
  • Range: 9W
  • Section: 15
  • State: Illinois
  • County: IL117—Macoupin
  • Non-MLRA Soil Survey Area: IL117—Macoupin County, Illinois

    • PEDON

  • Describers Name: LS, SF, SE, DK
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Aeric Endoaqualfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 11
  • Correlated Information:
  • Soil Name - Stronghurst
  • PSC - 33 to 83 cm.
  • Classificaton Date - 6/8/2009
  • Moisture Class - udic
  • Moisture Subclass - aeric
  • Sampled As Information:
  • Soil Name - Keomah
  • Classificaton Date - 8/1/1980
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Peoria loess and/or till
  • Landscape: upland, till plain
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1980 (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

    argillic horizon

    0—33

    33—114

    —-

    —-
    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

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 5/3) silt loam; weak fine subangular blocky parts to moderate fine granular structure; friable; fragments; neutral, pH 7.0; abrupt smooth boundary. Lab sample # IL27180
    A2—18 to 33 centimeters (7.1 to 13.0 inches); yellowish brown (10YR 5/4) silt loam; weak medium platy parts to moderate fine subangular blocky structure; friable; prominent very dark grayish brown (10YR 3/2), moist, silt coats on all faces of peds; fragments; very strongly acid, pH 4.7; abrupt smooth boundary. Lab sample # IL27181
    B1t—33 to 43 centimeters (13.0 to 16.9 inches); dark yellowish brown (10YR 4/4) silty clay loam; 1 percent strong brown (7.5YR 5/6) fine prominent mottles; moderate fine subangular blocky structure; friable; distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds and prominent light gray (10YR 7/2), moist, silt coats on all faces of peds; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL27182. continuous - phpvsfiid 460225; continuous - phpvsfiid 460226; continuous - phpvsfiid 460225; continuous - phpvsfiid 460226
    B21t—43 to 61 centimeters (16.9 to 24.0 inches); dark yellowish brown (10YR 4/4) silty clay loam; 10 percent strong brown (7.5YR 5/6) fine distinct and 10 percent strong brown (7.5YR 5/6) medium distinct and 10 percent yellowish brown (10YR 5/6) fine faint mottles; moderate medium angular blocky structure; friable; distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds and distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds; prominent iron-manganese masses in matrix; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL27183. continuous - phpvsfiid 460227; continuous - phpvsfiid 460227
    B22t—61 to 89 centimeters (24.0 to 35.0 inches); pale brown (10YR 6/3) silty clay loam; 10 percent grayish brown (10YR 5/2) fine faint and 10 percent strong brown (7.5YR 5/6) fine distinct and 10 percent strong brown (7.5YR 5/8) fine distinct mottles; weak medium prismatic parts to moderate medium subangular blocky structure; firm; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and distinct light gray (10YR 7/2), moist, silt coats on all faces of peds; prominent iron-manganese masses in matrix; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL27184. continuous - phpvsfiid 460229; patchy - phpvsfiid 460230; continuous - phpvsfiid 460229; patchy - phpvsfiid 460230
    B3t—89 to 114 centimeters (35.0 to 44.9 inches); light brownish gray (2.5Y 6/2) silty clay loam; 10 percent strong brown (7.5YR 5/6) medium prominent and 10 percent strong brown (7.5YR 5/8) fine prominent mottles; weak medium prismatic parts to moderate medium subangular blocky structure; friable; faint grayish brown (10YR 5/2), moist, clay films on all faces of peds and prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; prominent iron-manganese masses in matrix; fragments; strongly acid, pH 5.3; clear smooth boundary. Lab sample # IL27185. discontinuous - phpvsfiid 460231; discontinuous - phpvsfiid 460231
    C—114 to 152 centimeters (44.9 to 59.8 inches); variegated grayish brown (2.5Y 5/2) and light brownish gray (2.5Y 6/2) silty clay loam; 10 percent yellowish brown (10YR 5/6) medium prominent and 10 percent yellowish brown (10YR 5/8) medium prominent mottles; weak medium prismatic structure; friable; distinct very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; faint iron-manganese masses in matrix; fragments; neutral, pH 7.0. Lab sample # IL27186