IDENTIFIERS

  • Current Taxon Name (Soil Name): Harpster
  • OSD
  • Series Extent
  • User Site ID: 1985IL125006
  • User Pedon ID: 1985IL125006
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - IL SCL
  • Lab Pedon # - 85IL125006
  • NCSS Pedon Lab Data NASIS Record ID - 21858
  • Print Date: 5/11/2024

    • 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: 40.2918028
  • Std. Longitude: -89.7723806
  • Datum: WGS84
  • Township: 21N
  • Range: 6W
  • Section: 4
  • PLSS Details: 165 feet west and 858 feet north of the southeast corner
  • Location Description: Pennsylvania Township
  • State: Illinois
  • County: IL125—Mason
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Non-MLRA Soil Survey Area: IL125—Mason County, Illinois
  • 7.5 Minute USGS Quad: 40089-C7—Forest City, Illinois

    • PEDON

  • Describers Name: William M. Teater, Paul R. Krahn, & W. K. S.
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Calciaquolls
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: PedonPC
  • Pedon #: 6
  • Correlated Information:
  • Soil Name - Harpster
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/29/2015
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Harpster
  • Taxonomic Class - Fine-silty, mixed, mesic Typic Calciaquolls
  • Taxon Kind - series
  • Classificaton Date - 1/7/1985
  • Classifier - WMT, PRK, and WKS
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: calcareous loess over loamy outwash
  • Landform: outwash plain
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/1/1984 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown 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

    mollic epipedon

    calcic horizon

    0—38

    38—117

    —38—

    —79—
    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

    —

    —

    154

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; moderate fine granular structure; friable; 3.0 very fine roots; 10 percent fine shell fragments throughout; fragments; strong effervescence; moderately alkaline, pH 8.0; abrupt smooth boundary. Lab sample # IL31949
    A—20 to 38 centimeters (7.9 to 15.0 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; weak medium subangular blocky structure; firm; 3.0 very fine roots; 15 percent fine shell fragments throughout and 15 percent medium shell fragments throughout; fragments; strong effervescence; moderately alkaline, pH 8.0; clear smooth boundary. Lab sample # IL31950
    Bkg1—38 to 51 centimeters (15.0 to 20.1 inches); dark gray (5Y 4/1) silty clay loam; moderate medium subangular blocky structure; friable; 0.8 very fine roots; 65 percent faint very dark gray (10YR 3/1), moist, organic stains on all faces of peds; 25 percent fine shell fragments throughout and 25 percent medium shell fragments throughout; fragments; 20 percent krotovinas (volume percent); strong effervescence; moderately alkaline, pH 8.0; clear smooth boundary. Lab sample # IL31951
    Bkg2—51 to 69 centimeters (20.1 to 27.2 inches); light olive gray (5Y 6/2) silt loam; weak medium prismatic parts to moderate medium subangular blocky structure; friable; 0.8 very fine roots; 10 percent fine prominent dark yellowish brown (10YR 4/6), moist, masses of oxidized iron in matrix; 1 percent fine shell fragments throughout and 1 percent medium shell fragments throughout; fragments; 20 percent krotovinas (volume percent); strong effervescence; moderately alkaline, pH 8.2; gradual smooth boundary. Lab sample # IL31952
    Bkg3—69 to 94 centimeters (27.2 to 37.0 inches); light olive gray (5Y 6/2) silt loam; weak medium prismatic structure; friable; 0.8 very fine roots; 10 percent fine prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 1 percent fine shell fragments throughout and 1 percent medium shell fragments throughout; fragments; strong effervescence; strongly alkaline, pH 8.5; gradual smooth boundary. Lab sample # IL31953
    BCkg—94 to 117 centimeters (37.0 to 46.1 inches); olive gray (5Y 5/2) silt loam; weak coarse prismatic structure; friable; 25 percent fine prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 1 percent fine shell fragments throughout and 1 percent medium shell fragments throughout; fragments; strong effervescence; strongly alkaline, pH 8.5; clear smooth boundary. Lab sample # IL31954
    2Cg—117 to 152 centimeters (46.1 to 59.8 inches); olive (5Y 5/3) stratified stratified loam to sandy loam; massive; friable; 1 percent fine prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 1 percent fine shell fragments throughout; fragments; strong effervescence; strongly alkaline, pH 8.5. Lab sample # IL31955