IDENTIFIERS

  • Current Taxon Name (Soil Name): St. Charles
  • OSD
  • Series Extent
  • User Site ID: 1980IL157108
  • User Pedon ID: 1980IL157108
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 80IL157108
  • NCSS Pedon Lab Data NASIS Record ID - 21210
  • Print Date: 6/2/2024

    • 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: 38.1297570
  • Std. Longitude: -89.8851626
  • Datum: WGS84
  • Township: 5S
  • Range: 7W
  • Section: 4
  • PLSS Details: 1300 feet S & 700 feet E of NW 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: DF, BS, GH
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 108
  • Correlated Information:
  • Soil Name - St. Charles
  • PSC - 18 to 68 cm.
  • Classificaton Date - 1/4/2010
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - St. Charles
  • Classificaton Date - 8/1/1980
  • Dynamic Soil Properties:
  • Erosion Class - 3
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Peoria loess and silty sediments over loamy Wisconsinan till
  • Landscape: till plain
  • Landform: terrace
  • Geomorphic Component Hills: side slope
  • Runoff: low
  • Drainage Class: moderately well
  • 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 - 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

    ochric epipedon

    argillic horizon

    0—18

    18—122

    —-

    —-
    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

    10

    —

    —

    128

    —

    190

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); yellowish brown (10YR 5/6) silty clay loam; moderate medium granular structure; friable; fragments; moderately acid, pH 5.8, lamotte-morgan; abrupt smooth boundary. Lab sample # IL27637
    B21t—18 to 28 centimeters (7.1 to 11.0 inches); yellowish brown (10YR 5/6) silty clay loam; moderate medium subangular blocky structure; firm; 25 percent distinct dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; fragments; strongly acid, pH 5.4, lamotte-morgan; clear smooth boundary. Lab sample # IL27638. discontinuous - phpvsfiid 480177; discontinuous - phpvsfiid 480177
    B22t—28 to 79 centimeters (11.0 to 31.1 inches); yellowish brown (10YR 5/6) silty clay loam; 1 percent brownish yellow (10YR 6/8) fine faint mottles; weak medium prismatic parts to moderate medium subangular blocky structure; firm; 10 percent distinct brown (7.5YR 4/4), moist, clay films on all faces of peds and 25 percent prominent very pale brown (10YR 8/2), moist, silt coats on all faces of peds; fragments; moderately acid, pH 5.6, lamotte-morgan; clear smooth boundary. Lab sample # IL27639. patchy - phpvsfiid 480178; discontinuous - phpvsfiid 480179; patchy - phpvsfiid 480178; discontinuous - phpvsfiid 480179
    B23t—79 to 102 centimeters (31.1 to 40.2 inches); yellowish brown (10YR 5/6) silt loam; 10 percent brownish yellow (10YR 6/8) medium distinct mottles; weak medium prismatic parts to moderate medium subangular blocky structure; firm; 25 percent distinct yellowish brown (10YR 5/6), moist, and brown (7.5YR 4/4), moist, clay films on all faces of peds and 25 percent prominent very pale brown (10YR 8/2), moist, silt coats on all faces of peds; fragments; moderately acid, pH 6.0, lamotte-morgan; clear smooth boundary. Lab sample # IL27640. discontinuous - phpvsfiid 480182; discontinuous - phpvsfiid 480183; discontinuous - phpvsfiid 480182; discontinuous - phpvsfiid 480183
    B24t—102 to 122 centimeters (40.2 to 48.0 inches); brownish yellow (10YR 6/6) silt loam; 10 percent brownish yellow (10YR 6/8) medium distinct and 10 percent pale brown (10YR 6/3) medium distinct mottles; weak fine prismatic parts to moderate medium subangular blocky structure; firm; 25 percent distinct yellowish brown (10YR 5/4), moist, and brown (7.5YR 4/4), moist, clay films on all faces of peds and 25 percent prominent very pale brown (10YR 8/2), moist, silt coats on all faces of peds; 1 percent prominent black (10YR 2/1), moist, iron-manganese masses in matrix; fragments; slightly acid, pH 6.2, lamotte-morgan; clear smooth boundary. Lab sample # IL27641. discontinuous - phpvsfiid 480180; discontinuous - phpvsfiid 480181; discontinuous - phpvsfiid 480180; discontinuous - phpvsfiid 480181
    IIB3—122 to 140 centimeters (48.0 to 55.1 inches); brownish yellow (10YR 6/6) silt loam; 10 percent brownish yellow (10YR 6/8) medium distinct and 10 percent pale brown (10YR 6/3) medium distinct mottles; moderate medium subangular blocky structure; firm; 10 percent distinct dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; 1 percent prominent black (10YR 2/1), moist, iron-manganese masses in matrix; fragments; slightly acid, pH 6.4, lamotte-morgan; clear smooth boundary. Lab sample # IL27642. patchy - phpvsfiid 480176; patchy - phpvsfiid 480176
    IIC—140 to 165 centimeters (55.1 to 65.0 inches); brownish yellow (10YR 6/6) silt loam; 10 percent brownish yellow (10YR 6/8) medium distinct and 10 percent pale brown (10YR 6/3) medium distinct mottles; structureless massive; firm; fragments; neutral, pH 6.6, lamotte-morgan. Lab sample # IL27643