IDENTIFIERS

  • Current Taxon Name (Soil Name): Seymour
  • OSD
  • Series Extent
  • User Site ID: S1986IA0510014
  • User Pedon ID: 86IA0510014
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0336
  • NCSS Pedon Lab Data NASIS Record ID - 59631
  • Print Date: 11/24/2024

    • 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: 40.7391663
  • Std. Longitude: -92.5219421
  • Datum: WGS84
  • Township: 69N
  • Range: 14W
  • Section: 31
  • PLSS Details: 435 feet E and 388 feet S of NW corner
  • State: Iowa
  • County: IA051—Davis

    • PEDON

  • Describers Name: J. A. lucassen
  • Current Taxonomic Class: Fine, smectitic, mesic Aquic Argiudolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Seymour
  • Classificaton Date - 7/11/2007
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Seymour
  • Taxonomic Class - Fine, montmorillonitic, mesic Aquic Argiudoll
  • Taxon Kind - series
  • Classificaton Date - 8/1/1986
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: upland slope
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1986 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    2

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    135

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    1Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark gray (10YR 3/1) interior silty clay loam; weak fine subangular blocky, and weak fine granular structure; friable; 0.5 fine roots; fragments; slightly acid, pH 6.4, hellige-truog; abrupt smooth boundary. Lab sample # 87P01692. few fine roots
    1A—20 to 30 centimeters (7.9 to 11.8 inches); very dark gray (10YR 3/1) interior silty clay loam; weak medium subangular blocky, and weak fine subangular blocky structure; friable; 0.5 fine roots; fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # 87P01693. few fine roots
    1BA—30 to 41 centimeters (11.8 to 16.1 inches); dark grayish brown (10YR 4/2) interior silty clay; 1 percent brown (10YR 4/3) fine faint mottles; weak medium subangular blocky structure; friable; 0.5 fine roots; 15 percent very dark gray (10YR 3/1), moist, organic stains on faces of peds and 37 percent distinct , moist, clay films; fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # 87P01694. few organic coats surface features on faces of peds; common clay films surface features; few fine roots; few fine faint 10YR43 mottles
    1Bt1—41 to 61 centimeters (16.1 to 24.0 inches); dark grayish brown (10YR 4/2) interior silty clay; 1 percent dark yellowish brown (10YR 4/4) fine distinct and 1 percent dark brown (7.5YR 3/4) fine distinct and 1 percent strong brown (7.5YR 4/6) fine prominent mottles; moderate medium subangular blocky structure; firm; 0.5 fine roots; 37 percent distinct , moist, clay films; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # 87P01695. few fine iron-manganese concretions concentrations; common clay films surface features; few fine roots; few fine distinct 10YR44 mottles; few fine distinct 7.5YR34 mottles; few fine prominent 7.5YR46 mottles
    1Bt2—61 to 89 centimeters (24.0 to 35.0 inches); grayish brown (2.5Y 5/2) interior silty clay; 1 percent dark reddish brown (5YR 3/4) fine prominent and 11 percent dark yellowish brown (10YR 4/4) fine prominent and 11 percent dark brown (7.5YR 3/4) fine prominent mottles; moderate medium subangular blocky structure; very firm; 0.5 fine roots; 37 percent distinct , moist, clay films; 1 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # 87P01696. few fine iron-manganese concretions concentrations; common clay films surface features; few fine roots; common fine prominent 10YR44 mottles; common fine prominent 7.5YR34 mottles; few fine prominent 5YR34 mottles
    1Bt3—89 to 117 centimeters (35.0 to 46.1 inches); grayish brown (2.5Y 5/2) interior silty clay; 1 percent dark brown (7.5YR 3/4) medium prominent and 1 percent strong brown (7.5YR 5/8) medium prominent and 11 percent dark yellowish brown (10YR 4/4) fine prominent mottles; moderate medium subangular blocky structure; firm; 37 percent distinct , moist, clay films; 11 percent fine iron-manganese concretions; fragments; neutral, pH 6.6, hellige-truog; gradual smooth boundary. Lab sample # 87P01697. Sampled to 104 cm.; common fine iron-manganese concretions concentrations; common clay films surface features; few medium prominent 7.5YR34 mottles; few medium prominent 7.5YR58 mottles; common fine prominent 10YR44 mottles
    1Bt4—117 to 152 centimeters (46.1 to 59.8 inches); grayish brown (2.5Y 5/2) interior silty clay loam; 1 percent strong brown (7.5YR 4/6) fine prominent and 11 percent yellowish brown (10YR 5/4) fine prominent mottles; moderate medium subangular blocky structure; firm; 15 percent faint , moist, clay films; 11 percent fine iron-manganese concretions; fragments; neutral, pH 6.8, hellige-truog. common fine iron-manganese concretions concentrations; few clay films surface features; common fine prominent 10YR54 mottles; few fine prominent 7.5YR46 mottles