IDENTIFIERS

  • Current Taxon Name (Soil Name): Seymour
  • OSD
  • Series Extent
  • User Site ID: S1986IA0510032
  • User Pedon ID: 86IA0510032
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0338
  • NCSS Pedon Lab Data NASIS Record ID - 59633
  • 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: 40.7038879
  • Std. Longitude: -92.3788910
  • Datum: WGS84
  • Township: 68N
  • Range: 13W
  • Section: 8
  • PLSS Details: 50 feet S and 314 feet W of the center
  • 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 #: 3
  • 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 - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Drainage Class: somewhat poorly
  • 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

    5

    —

    —

    —

    —

    225

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    1Ap—0 to 18 centimeters (0.0 to 7.1 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 6.2, hellige-truog; abrupt smooth boundary. Lab sample # 87P01704. Streaks and pockets of (10YR 4/2).; few fine roots
    1BA—18 to 30 centimeters (7.1 to 11.8 inches); dark grayish brown (10YR 4/2) interior silty clay loam; 1 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate fine and medium subangular blocky structure; friable; 0.5 fine roots; fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # 87P01705. few fine roots; few fine distinct 10YR56 mottles
    1Bt1—30 to 46 centimeters (11.8 to 18.1 inches); dark grayish brown (10YR 4/2) interior silty clay; 11 percent brown (7.5YR 4/4) fine prominent and 11 percent yellowish brown (10YR 5/6) fine distinct 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 # 87P01706. few fine iron-manganese concretions concentrations; common clay films surface features; few fine roots; common fine prominent 7.5YR44 mottles; common fine distinct 10YR56 mottles
    1Bt2—46 to 66 centimeters (18.1 to 26.0 inches); dark grayish brown (10YR 4/2) interior silty clay; 11 percent dark yellowish brown (10YR 4/4) fine distinct and 11 percent yellowish brown (10YR 5/4) fine distinct 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 # 87P01707. few fine iron-manganese concretions concentrations; common clay films surface features; few fine roots; common fine distinct 10YR44 mottles; common fine distinct 10YR54 mottles
    1Bt3—66 to 89 centimeters (26.0 to 35.0 inches); grayish brown (2.5Y 5/2) interior silty clay; 11 percent strong brown (7.5YR 4/6) fine prominent and 11 percent brown (10YR 5/3) fine distinct mottles; moderate medium subangular blocky structure; very firm; 0.5 fine roots; 37 percent distinct , moist, clay films; 11 percent fine and medium iron-manganese concretions; fragments; neutral, pH 6.6, hellige-truog; gradual smooth boundary. Lab sample # 87P01708. common fine and medium iron-manganese concretions concentrations; common clay films surface features; few fine roots; common fine distinct 10YR53 mottles; common fine prominent 7.5YR46 mottles
    1Bt4—89 to 112 centimeters (35.0 to 44.1 inches); light brownish gray (2.5Y 6/2) interior silty clay loam; 1 percent yellowish brown (10YR 5/6) fine prominent and 11 percent strong brown (7.5YR 4/6) fine prominent mottles; moderate medium subangular blocky structure; firm; 37 percent distinct , moist, clay films; 11 percent fine and medium iron-manganese concretions; fragments; neutral, pH 7.0, hellige-truog; gradual smooth boundary. Lab sample # 87P01709. common fine and medium iron-manganese concretions concentrations; common clay films surface features; few fine prominent 10YR56 mottles; common fine prominent 7.5YR46 mottles
    1Bt5—112 to 152 centimeters (44.1 to 59.8 inches); grayish brown (2.5Y 5/2) interior silty clay loam; 1 percent yellowish brown (10YR 5/6) fine prominent and 11 percent strong brown (7.5YR 4/6) fine prominent mottles; weak medium subangular blocky structure; firm; 37 percent distinct , moist, clay films; 11 percent fine and medium iron-manganese concretions; fragments; neutral, pH 7.0, hellige-truog. common fine and medium iron-manganese concretions concentrations; common clay films surface features; few fine prominent 10YR56 mottles; common fine prominent 7.5YR46 mottles