IDENTIFIERS

  • Current Taxon Name (Soil Name): Octagon
  • OSD
  • Series Extent
  • User Site ID: 1979IN073021
  • User Pedon ID: 1979IN073021
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - Purdue
  • Lab Pedon # - JR7921
  • NCSS Pedon Lab Data NASIS Record ID - 23240
  • Print Date: 2/3/2025

    • 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: 40.9800528
  • Std. Longitude: -87.1401139
  • Datum: WGS84
  • Township: 29N
  • Range: 6W
  • Section: 8
  • PLSS Details: 400 feet east and 1600 feet south of the northwest CORNER
  • State: Indiana
  • County: IN073—Jasper

    • PEDON

  • Describers Name: Smallwood and Hunt
  • Current Taxonomic Class: Fine-loamy, mesic Mollic Hapludalfs
  • Pedon Purpose: full pedon description
  • Pedon #: 21
  • Correlated Information:
  • Soil Name - Octagon
  • Classificaton Date - 3/27/2009
  • Sampled As Information:
  • Soil Name - Octagon
  • Classificaton Date - 7/13/1979
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: rise on moraine
  • Drainage Class: well
  • Geology: Wisconsin formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/13/1979 (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

    7

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    AP—0 to 20 centimeters (0.0 to 7.9 inches); very dark gray (10YR 3/1), dark grayish brown (10YR 4/2), dry; fine sandy loam; moderate medium granular structure; friable; 2 percent by volume 19-47-76 millimeter unspecified fragments and 3 percent by volume 2-10-19 millimeter unspecified fragments; moderately acid, pH 5.8; abrupt smooth boundary. Lab sample # JR79211
    A2—20 to 33 centimeters (7.9 to 13.0 inches); brown (10YR 4/3) fine sandy loam; moderate medium subangular blocky structure; friable; 35 percent very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores; 1 percent by volume 19-47-76 millimeter unspecified fragments and 4 percent by volume 2-10-19 millimeter unspecified fragments; strongly acid, pH 5.4; clear wavy boundary. Lab sample # JR79212
    B21T—33 to 46 centimeters (13.0 to 18.1 inches); dark yellowish brown (10YR 4/4) loam; moderate medium subangular blocky structure; firm; 15 percent brown (10YR 4/3), moist, clay films on faces of peds; 1 percent by volume 19-47-76 millimeter unspecified fragments and 4 percent by volume 2-10-19 millimeter unspecified fragments; strongly acid, pH 5.5; clear wavy boundary. Lab sample # JR79213
    B22T—46 to 76 centimeters (18.1 to 29.9 inches); dark yellowish brown (10YR 4/4) loam; moderate medium subangular blocky structure; firm; 35 percent brown (10YR 4/3), moist, clay films on faces of peds; 2 percent by volume 19-47-76 millimeter unspecified fragments and 4 percent by volume 2-10-19 millimeter unspecified fragments; moderately acid, pH 5.6; clear wavy boundary. Lab sample # JR79214
    B3T—76 to 91 centimeters (29.9 to 35.8 inches); yellowish brown (10YR 5/4) loam; weak coarse subangular blocky structure; firm; 70 percent brown (10YR 4/3), moist, clay films on faces of peds; 4 percent by volume 2-10-19 millimeter unspecified fragments; slight effervescence; slightly acid, pH 6.5; diffuse wavy boundary. Lab sample # JR79215
    C—91 to 127 centimeters (35.8 to 50.0 inches); brown (10YR 5/3) loam; massive; friable; 35 percent white (10YR 8/1), moist, carbonate coats on horizontal faces of peds; 1 percent by volume 19-47-76 millimeter unspecified fragments and 5 percent by volume 2-10-19 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 7.9. Lab sample # JR79216
    C—127 to 152 centimeters (50.0 to 59.8 inches); brown (10YR 5/3) loam; massive; friable; 35 percent white (10YR 8/1), moist, carbonate coats on horizontal faces of peds; 1 percent by volume 19-47-76 millimeter unspecified fragments and 5 percent by volume 2-10-19 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 7.9. Lab sample # JR79217