IDENTIFIERS

  • Current Taxon Name (Soil Name): Swygert
  • OSD
  • Series Extent
  • User Site ID: 1980IL105002
  • User Pedon ID: 80IL-105-002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 80IL105002
  • NCSS Pedon Lab Data NASIS Record ID - 21182
  • Print Date: 4/3/2025

    • 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: 40.7510993
  • Std. Longitude: -88.2581204
  • Datum: WGS84
  • Township: 26N
  • Range: 8E
  • Section: 1
  • PLSS Details: 1320 feet N & 100 feet E of SW corner
  • State: Illinois
  • County: IL105—Livingston
  • MLRA: 110—Northern Illinois and Indiana Heavy Till Plain
  • Non-MLRA Soil Survey Area: IL105—Livingston County, Illinois

    • PEDON

  • Describers Name: LMK
  • Current Taxonomic Class: Fine, mixed, active, mesic Aquic Argiudolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Swygert
  • PSC - 43 to 93 cm.
  • Classificaton Date - 6/5/2009
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Swygert
  • Classificaton Date - 4/1/1980
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess over till
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/1/1980 (actual site observation date)
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    0—43

    30—117

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    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

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); black (10YR 2/1), very dark grayish brown (10YR 3/2), dry; silty clay loam; weak very fine granular structure; friable; 6.0 fine roots; fragments; slightly acid, pH 6.5; abrupt smooth boundary. Lab sample # IL27030
    A—18 to 30 centimeters (7.1 to 11.8 inches); black (10YR 2/1), very dark grayish brown (10YR 3/2), dry; silty clay loam; weak thin platy structure; friable; 6.0 fine roots; fragments; slightly acid, pH 6.1; clear smooth boundary. Lab sample # IL27031
    BAt—30 to 43 centimeters (11.8 to 16.9 inches); very dark brown (10YR 2/2) silty clay loam; strong very fine angular blocky structure; friable; 6.0 fine roots; black (10YR 2/1), moist, organoargillans on all faces of peds; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL27032. continuous - phpvsfiid 1099702; continuous - phpvsfiid 1099702
    Btg1—43 to 58 centimeters (16.9 to 22.8 inches); dark grayish brown (2.5Y 4/2) silty clay; strong fine subangular blocky parts to moderate fine prismatic structure; firm; 3.0 fine roots; very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 25 percent fine faint olive brown (2.5Y 4/4), moist, masses of oxidized iron in matrix; fragments; neutral, pH 6.6; clear smooth boundary. Lab sample # IL27033. continuous - phpvsfiid 1099703; continuous - phpvsfiid 1099703
    Btg2—58 to 89 centimeters (22.8 to 35.0 inches); grayish brown (2.5Y 5/2) silty clay; strong medium prismatic structure; firm; 3.0 fine roots; 50 percent very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 25 percent fine faint light olive brown (2.5Y 5/6), moist, masses of oxidized iron in matrix; fragments; slight effervescence; neutral, pH 7.2; gradual smooth boundary. Lab sample # IL27034
    BCtg—89 to 117 centimeters (35.0 to 46.1 inches); olive gray (5Y 5/2) silty clay loam; weak medium prismatic structure; firm; 0.6 fine roots; 10 percent dark grayish brown (2.5Y 4/2), moist, clay films on all faces of peds; 25 percent medium distinct light olive brown (2.5Y 5/6), moist, masses of oxidized iron in matrix; 10 percent fine white (10YR 8/1), moist, carbonate concretions; fragments; violent effervescence; slightly alkaline, pH 7.5; gradual smooth boundary. Lab sample # IL27035
    Cg—117 to 152 centimeters (46.1 to 59.8 inches); olive gray (5Y 5/2) silty clay loam; massive; very firm; 25 percent medium distinct light olive brown (2.5Y 5/4) masses of oxidized iron in matrix; 10 percent fine white (10YR 8/1), moist, carbonate concretions; fragments; violent effervescence; slightly alkaline, pH 7.5. Lab sample # IL27036