IDENTIFIERS

  • Current Taxon Name (Soil Name): Sable
  • OSD
  • Series Extent
  • User Site ID: 1977IL073006
  • User Pedon ID: 1977IL073006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Print Date: 12/8/2025

    • 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: 41.3457649
  • Std. Longitude: -90.2874179
  • Datum: WGS84
  • Township: 16N
  • Range: 2E
  • Section: 29
  • PLSS Details: about 630 feet east & 30 feet south of the section center; MLRA 108B
  • Location Description: Located about 1/4 mile west of the village of Osco in a Sable (68) map unit (Typical pedon site)
  • Map Unit: 68A—Sable silty clay loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Illinois
  • County: IL073—Henry
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-SPI—Springfield, Illinois
  • Non-MLRA Soil Survey Area: IL073—Henry County, Illinois
  • 7.5 Minute USGS Quad: 41090-C3—Andover, Illinois

    • PEDON

  • Describers Name: Raymond J. Herman & Jerry L. Alexander
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: Pedon PC 5.0
  • Correlated Information:
  • Soil Name - Sable
  • Classificaton Date - 11/21/2012
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landscape: till plain
  • Landform: drainageway
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/4/2012 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    aquic conditions

    mollic epipedon

    cambic horizon

    0—152

    0—38

    38—152

    —-

    —-

    —-
    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

    —

    —

    —

    —

    890

    —

    170

    11

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); black (N 2.5/),, very dark gray (10YR 3/1), dry; silty clay loam; 35 percent clay; moderate very fine subangular blocky, and moderate fine subangular blocky structure; firm; 10.0 very fine roots; fragments; neutral, pH 7.0; abrupt smooth boundary.
    A—18 to 30 centimeters (7.1 to 11.8 inches); black (N 2.5/),, very dark gray (10YR 3/1), dry; silty clay loam; 36 percent clay; moderate very fine subangular blocky structure; firm; 10.0 very fine roots; fragments; neutral, pH 7.0; clear smooth boundary.
    AB—30 to 38 centimeters (11.8 to 15.0 inches); very dark gray (10YR 3/1), dark gray (10YR 4/1), dry; silty clay loam; 35 percent clay; moderate very fine subangular blocky structure; very firm; 3.0 very fine roots; 1 percent fine distinct grayish brown (2.5Y 5/2) iron depletions in matrix; fragments; neutral, pH 7.0; clear smooth boundary.
    Bg—38 to 53 centimeters (15.0 to 20.9 inches); grayish brown (2.5Y 5/2) silty clay loam; 34 percent clay; weak fine prismatic parts to moderate fine subangular blocky structure; very firm; 0.8 very fine roots; 10 percent fine faint light brownish gray (2.5Y 6/2) iron depletions in matrix; fragments; slightly alkaline, pH 7.6; gradual smooth boundary.
    Btg1—53 to 79 centimeters (20.9 to 31.1 inches); light olive gray (5Y 6/2) silty clay loam; 33 percent clay; moderate medium prismatic parts to weak medium angular blocky structure; firm; 0.8 very fine roots; 35 percent faint dark gray (5Y 4/1) clay films on all faces of peds; 1 percent fine prominent light olive brown (2.5Y 5/6) masses of oxidized iron in matrix; fragments; slightly alkaline, pH 7.6; clear smooth boundary. continuous - phpvsfiid 1082196; continuous - phpvsfiid 1082196
    Btg2—79 to 102 centimeters (31.1 to 40.2 inches); light olive gray (5Y 6/2) silty clay loam; 29 percent clay; weak medium prismatic, and weak coarse prismatic structure; firm; 0.8 very fine roots; 10 percent prominent black (N 2.5/) organic stains on surfaces along root channels; 1 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron in matrix; fragments; slightly alkaline, pH 7.6; gradual smooth boundary. continuous - phpvsfiid 1082197; continuous - phpvsfiid 1082197
    Btg3—102 to 135 centimeters (40.2 to 53.1 inches); light olive gray (5Y 6/2) silt loam; 21 percent clay; weak coarse prismatic structure; friable; 0.8 very fine roots; 10 percent prominent black (N 2.5/) organic stains on surfaces along root channels and 35 percent faint gray (5Y 6/1) clay films on vertical faces of peds; 10 percent fine prominent yellowish brown (10YR 5/8) masses of oxidized iron in matrix; fragments; slight effervescence; moderately alkaline, pH 8.1; gradual smooth boundary. patchy - phpvsfiid 1082198; continuous - phpvsfiid 1082199; patchy - phpvsfiid 1082198; continuous - phpvsfiid 1082199
    BCg—135 to 152 centimeters (53.1 to 59.8 inches); gray (5Y 6/1) silt loam; 21 percent clay; massive; friable; 0.1 very fine roots; 10 percent prominent black (N 2.5/) organic stains on surfaces along root channels; 25 percent medium prominent yellowish brown (10YR 5/8) masses of oxidized iron in matrix; fragments; slight effervescence; moderately alkaline, pH 8.1. some vertical cleavage planes; continuous - phpvsfiid 1082200; continuous - phpvsfiid 1082200