IDENTIFIERS

  • Current Taxon Name (Soil Name): Seymour
  • OSD
  • Series Extent
  • User Site ID: S1984IA1850042
  • User Pedon ID: 84IA1850042
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 85P0528
  • NCSS Pedon Lab Data NASIS Record ID - 56794
  • Print Date: 11/21/2024

    • 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: 40.7694435
  • Std. Longitude: -93.4833298
  • Datum: WGS84
  • Township: 69N
  • Range: 23W
  • Section: 23
  • PLSS Details: 1004 feet E and 113 feet S of NW corner
  • Location Description: D. Hull farm.
  • State: Iowa
  • County: IA185—Wayne

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, mesic Aquic Argiudolls
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Seymour
  • PSC - 33 to 83 cm.
  • Classificaton Date - 7/11/2007
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Snd
  • Classificaton Date - 11/1/1984
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: upland slope
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1984 (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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    0—33

    33—122

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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

    4

    —

    —

    —

    —

    225

    —

    —

    —

    —

    —

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    1Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark gray (10YR 3/1) interior and 10 percent dark grayish brown (10YR 4/2) silt loam; 4 percent sand; 25 percent clay; moderate medium subangular blocky, and moderate very fine and fine subangular blocky structure; friable; 2.5 very fine roots and 0.5 fine roots; fragments; slightly acid, pH 6.2, hellige-truog; abrupt smooth boundary. Lab sample # 85P02653. common very fine roots; few fine roots
    1BA—20 to 33 centimeters (7.9 to 13.0 inches); dark grayish brown (10YR 4/2) interior and very dark grayish brown (10YR 3/2) crushed silty clay loam; 4 percent sand; 28 percent clay; moderate very fine and fine subangular blocky structure; friable; 2.5 very fine roots; 55 percent prominent very dark gray (10YR 3/1), moist, organic stains on faces of peds; fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # 85P02654. many organic coats surface features on faces of peds; common very fine roots
    1Bt1—33 to 46 centimeters (13.0 to 18.1 inches); dark grayish brown (10YR 4/2) interior silty clay loam; 4 percent sand; 35 percent clay; 1 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate medium prismatic, and moderate very fine and fine subangular blocky structure; friable; 0.5 very fine roots; 15 percent distinct dark gray (10YR 4/1), moist, clay films on faces of peds and 55 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores; fragments; strongly acid, pH 5.4, hellige-truog; clear smooth boundary. Lab sample # 85P02655. many organic coats surface features on faces of peds and in pores; few clay films surface features on faces of peds; few very fine roots; few fine distinct 10YR56 mottles
    1Bt2—46 to 56 centimeters (18.1 to 22.0 inches); dark grayish brown (10YR 4/2) interior silty clay; 4 percent sand; 51 percent clay; 30 percent yellowish brown (10YR 5/6) fine distinct mottles; strong medium prismatic structure; firm; 0.5 very fine roots; 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores and 55 percent prominent dark gray (10YR 4/1), moist, clay films on faces of peds; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # 85P02656. few fine iron-manganese concretions concentrations; many clay films surface features on faces of peds; few organic coats surface features on faces of peds and in pores; few very fine roots; many fine distinct 10YR56 mottles
    1Bt3—56 to 66 centimeters (22.0 to 26.0 inches); dark grayish brown (10YR 4/2) interior silty clay; 4 percent sand; 47 percent clay; 30 percent yellowish brown (10YR 5/6) fine distinct mottles; strong medium prismatic structure; firm; 0.1 fine roots; 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores and 37 percent distinct dark gray (10YR 4/1), moist, clay films on faces of peds; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # 85P02657. few fine iron-manganese concretions concentrations; common clay films surface features on faces of peds; few organic coats surface features on faces of peds and in pores; very few fine roots; many fine distinct 10YR56 mottles
    1Bt5—66 to 76 centimeters (26.0 to 29.9 inches); dark grayish brown (2.5Y 4/2) interior silty clay; 4 percent sand; 45 percent clay; 1 percent grayish brown (2.5Y 5/2) fine faint and 11 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate medium prismatic structure; firm; 0.5 very fine roots; 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores and 37 percent distinct dark gray (10YR 4/1), moist, clay films on faces of peds; 11 percent fine iron-manganese concretions; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # 85P02658. common fine iron-manganese concretions concentrations; common clay films surface features on faces of peds; few organic coats surface features on faces of peds and in pores; few very fine roots; common fine distinct 10YR56 mottles; few fine faint 2.5Y52 mottles
    1Bt5—76 to 91 centimeters (29.9 to 35.8 inches); grayish brown (2.5Y 5/2) interior and strong brown (7.5YR 5/6) silty clay; 4 percent sand; 42 percent clay; moderate medium prismatic structure; firm; 0.5 very fine roots; 15 percent distinct dark grayish brown (2.5Y 4/2), moist, clay films on faces of peds and 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores; 11 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 85P02659. common fine iron-manganese concretions concentrations; few clay films surface features on faces of peds; few organic coats surface features on faces of peds and in pores; few very fine roots
    1Bt6—91 to 107 centimeters (35.8 to 42.1 inches); grayish brown (2.5Y 5/2) interior and strong brown (7.5YR 5/6) silty clay; 4 percent sand; 41 percent clay; moderate medium prismatic structure; firm; 0.5 very fine roots; 15 percent distinct dark grayish brown (2.5Y 4/2), moist, clay films on faces of peds and 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores; 11 percent fine iron-manganese concretions; fragments; neutral, pH 6.6, hellige-truog; clear smooth boundary. Not sampled.; common fine iron-manganese concretions concentrations; few clay films surface features on faces of peds; few organic coats surface features on faces of peds and in pores; few very fine roots
    1Bt7—107 to 122 centimeters (42.1 to 48.0 inches); grayish brown (2.5Y 5/2) interior silty clay loam; 4 percent sand; 38 percent clay; 30 percent strong brown (7.5YR 5/6) fine prominent mottles; moderate medium prismatic structure; firm; 0.5 very fine roots; 15 percent distinct dark grayish brown (2.5Y 4/2), moist, clay films on faces of peds and 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores; 11 percent fine iron-manganese concretions; fragments; neutral, pH 6.8, hellige-truog; clear smooth boundary. Not sampled.; common fine iron-manganese concretions concentrations; few clay films surface features on faces of peds; few organic coats surface features on faces of peds and in pores; few very fine roots; many fine prominent 7.5YR56 mottles
    1BC—122 to 152 centimeters (48.0 to 59.8 inches); grayish brown (2.5Y 5/2) interior silty clay loam; 4 percent sand; 35 percent clay; 30 percent strong brown (7.5YR 5/6) fine and medium prominent mottles; weak coarse prismatic structure; firm; 0.5 very fine roots; 15 percent distinct grayish brown (2.5Y 5/2), moist, clay films on faces of peds and 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and in pores; 11 percent fine iron-manganese concretions; fragments; neutral, pH 6.8, hellige-truog. Not sampled.; common fine iron-manganese concretions concentrations; few clay films surface features on faces of peds; few organic coats surface features on faces of peds and in pores; few very fine roots; many fine and medium prominent 7.5YR56 mottles