IDENTIFIERS

  • Current Taxon Name (Soil Name): St. Charles
  • OSD
  • Series Extent
  • User Site ID: 1977IL157004
  • User Pedon ID: 1977IL157004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 77IL157004
  • NCSS Pedon Lab Data NASIS Record ID - 20881
  • Print Date: 11/21/2024

    • 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: 38.2090197
  • Std. Longitude: -89.9062189
  • Datum: WGS84
  • Township: 4S
  • Range: 7W
  • Section: 5
  • PLSS Details: 520 feet north and 480 feet east of southwest corner
  • State: Illinois
  • County: IL157—Randolph
  • MLRA: 114—Southern Illinois and Indiana Thin Loess and Till Plain
  • Non-MLRA Soil Survey Area: IL157—Randolph County, Illinois
  • 7.5 Minute USGS Quad: 38089-B8—Red Bud, Illinois

    • PEDON

  • Describers Name: GH, MEL, CCM
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - St. Charles
  • PSC - 20 to 70 cm.
  • Classificaton Date - 7/10/2009
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - St. Charles
  • Classificaton Date - 7/1/1977
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1977 (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 -
    • 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

    18

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    131

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark yellowish brown (10YR 4/4) and strong brown (7.5YR 5/6) silty clay loam; weak medium subangular blocky, and moderate medium granular structure; firm; fragments; moderately acid, pH 5.6; abrupt smooth boundary. Lab sample # IL25162
    B21t—20 to 38 centimeters (7.9 to 15.0 inches); brown (10YR 4/3) and strong brown (7.5YR 5/6) silty clay loam; moderate medium subangular blocky structure; firm; brown (7.5YR 4/4), moist, clay films on all faces of peds and pale brown (10YR 6/3), moist, silt coats on all faces of peds; fragments; strongly acid, pH 5.2; clear smooth boundary. Lab sample # IL25163, IL25164. Horizon split for sampling: IL25163 20 to 28 cm, IL25164 30 to 38 cm.; patchy - phpvsfiid 465246; patchy - phpvsfiid 465246
    B22t—46 to 76 centimeters (18.1 to 29.9 inches); strong brown (7.5YR 5/6) silty clay loam; 1 percent yellowish red (5YR 5/8) fine distinct mottles; moderate medium subangular blocky structure; firm; brown (7.5YR 4/4), moist, clay films on all faces of peds and light brown (7.5YR 6/4), moist, silt coats on all faces of peds; 10 percent fine iron-manganese concretions; fragments; strongly acid, pH 5.4; clear smooth boundary. Lab sample # IL25165, IL25167, IL25166. Horizon split for sampling: IL25165 46 to 53 cm, IL25166 58 to 66 cm, IL25167 69 to 76 cm.; patchy - phpvsfiid 465247; patchy - phpvsfiid 465247
    B23t—84 to 104 centimeters (33.1 to 40.9 inches); yellowish brown (10YR 5/6) and light brown (7.5YR 6/4) silty clay loam; 10 percent strong brown (7.5YR 5/8) medium distinct mottles; moderate medium subangular blocky structure; firm; brown (7.5YR 4/4), moist, clay films on vertical faces of peds and brown (7.5YR 4/4), moist, clay films on top faces of peds; 10 percent medium iron-manganese concretions; fragments; neutral, pH 6.6; clear smooth boundary. Lab sample # IL25168, IL25169. Horizon split for sampling: IL25168 84 to 91 cm, IL25169 97 to 104 cm.; continuous - phpvsfiid 465250; patchy - phpvsfiid 465251; continuous - phpvsfiid 465250; patchy - phpvsfiid 465251
    B3—114 to 127 centimeters (44.9 to 50.0 inches); light brown (7.5YR 6/4) silty clay loam; 10 percent yellowish brown (10YR 5/8) medium distinct mottles; weak medium subangular blocky structure; firm; brown (7.5YR 5/3), moist, clay films on all faces of peds; 10 percent medium iron-manganese concretions; fragments; slightly alkaline, pH 7.5. Lab sample # IL25170. patchy - phpvsfiid 465252; patchy - phpvsfiid 465252