IDENTIFIERS

  • Current Taxon Name (Soil Name): Seymour
  • OSD
  • Series Extent
  • User Site ID: S1985IA0510024
  • User Pedon ID: 85IA0510024
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 85P0302
  • NCSS Pedon Lab Data NASIS Record ID - 56018
  • 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: 40.7416649
  • Std. Longitude: -92.4583359
  • Datum: WGS84
  • Township: 69N
  • Range: 14W
  • Section: 27
  • PLSS Details: 813 feet E and 910 feet N of SW corner
  • Location Description: J. Lough farm.
  • State: Iowa
  • County: IA051—Davis

    • PEDON

  • Describers Name: J. Lucassen
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Seymour
  • Taxonomic Class - Fine, montmorillonitic Aquic Argiudolls
  • PSC - 48 to 98 cm.
  • Classificaton Date - 10/1/1985
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1985 (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—36

    48—152

    —-

    —-
    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

    —

    —

    —

    —

    135

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    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; neutral, pH 7.0, hellige-truog; abrupt smooth boundary. Lab sample # 85P01442. few fine roots
    1A—20 to 36 centimeters (7.9 to 14.2 inches); very dark gray (10YR 3/1) interior and very dark grayish brown (10YR 3/2) silty clay loam; weak fine subangular blocky structure; friable; 0.5 fine roots; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 85P01443; moist when described;. few fine roots
    1AB—36 to 48 centimeters (14.2 to 18.9 inches); dark grayish brown (2.5Y 4/2) interior silty clay; 11 percent yellowish brown (10YR 5/6) fine prominent and 11 percent brown (10YR 4/3) fine distinct mottles; moderate medium subangular blocky structure; firm; 0.5 fine roots; very dark grayish brown (10YR 3/2), moist, organic stains on faces of peds and 37 percent , moist, clay films on faces of peds; fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # 85P01444; moist when described;. common clay films surface features on faces of peds; few fine roots; common fine prominent 10YR56 mottles; common fine distinct 10YR43 mottles; continuous - phpvsfiid 230579; continuous - phpvsfiid 230579
    1Bt1—48 to 61 centimeters (18.9 to 24.0 inches); dark grayish brown (10YR 4/2) interior silty clay; 11 percent brown (10YR 5/3) fine distinct and 11 percent yellowish brown (10YR 5/8) fine prominent mottles; moderate medium subangular blocky structure; very firm; 0.5 fine roots; 15 percent very dark grayish brown (10YR 3/2), moist, organic stains on faces of peds and 55 percent , moist, clay films on faces of peds; 1 percent fine iron-manganese masses; fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # 85P01445; moist when described;. few fine soft masses of iron-manganese concentrations; many clay films surface features on faces of peds; few organic coats surface features on faces of peds; few fine roots; common fine distinct 10YR53 mottles; common fine prominent 10YR58 mottles; continuous - phpvsfiid 230581; continuous - phpvsfiid 230581
    1Bt2—61 to 76 centimeters (24.0 to 29.9 inches); grayish brown (2.5Y 5/2) interior silty clay; 11 percent yellowish brown (10YR 5/4) fine prominent and 11 percent yellowish brown (10YR 5/8) fine prominent mottles; moderate medium subangular blocky structure; very firm; 0.5 fine roots; 55 percent , moist, clay films on faces of peds; 1 percent fine iron-manganese masses; fragments; neutral, pH 6.6, hellige-truog; gradual smooth boundary. Lab sample # 85P01446; moist when described;. few fine soft masses of iron-manganese concentrations; many clay films surface features on faces of peds; few fine roots; common fine prominent 10YR54 mottles; common fine prominent 10YR58 mottles; continuous - phpvsfiid 230583; continuous - phpvsfiid 230583
    1Bt3—76 to 91 centimeters (29.9 to 35.8 inches); grayish brown (2.5Y 5/2) interior silty clay; 1 percent strong brown (7.5YR 4/6) medium prominent and 11 percent yellowish brown (10YR 5/6) medium prominent and 11 percent yellowish brown (10YR 5/8) medium prominent mottles; moderate medium subangular blocky structure; firm; 55 percent , moist, clay films on faces of peds; 1 percent fine iron-manganese masses; fragments; neutral, pH 6.8, hellige-truog; gradual smooth boundary. Lab sample # 85P01447; moist when described;. few fine soft masses of iron-manganese concentrations; many clay films surface features on faces of peds; common medium prominent 10YR56 mottles; common medium prominent 10YR58 mottles; few medium prominent 7.5YR46 mottles; continuous - phpvsfiid 230584; continuous - phpvsfiid 230584
    1Bt4—91 to 117 centimeters (35.8 to 46.1 inches); light brownish gray (2.5Y 6/2) interior silty clay loam; 11 percent yellowish brown (10YR 5/6) medium prominent and 11 percent yellowish brown (10YR 5/8) medium prominent and 11 percent strong brown (7.5YR 4/6) medium prominent mottles; moderate medium subangular blocky structure; firm; 11 percent fine iron-manganese masses; fragments; neutral, pH 7.0, hellige-truog; gradual smooth boundary.; moist when described;. Not sampled.; common fine soft masses of iron-manganese concentrations; common medium prominent 10YR56 mottles; common medium prominent 10YR58 mottles; common medium prominent 7.5YR46 mottles
    1Bt5—117 to 152 centimeters (46.1 to 59.8 inches); gray (5Y 6/1) interior silty clay loam; 11 percent strong brown (7.5YR 4/6) medium prominent and 11 percent yellowish brown (10YR 5/6) medium prominent and 11 percent yellowish brown (10YR 5/8) medium prominent mottles; weak medium subangular blocky structure; firm; 11 percent fine iron-manganese masses; fragments; neutral, pH 7.0, hellige-truog.; moist when described;. Not sampled.; common fine soft masses of iron-manganese concentrations; common medium prominent 7.5YR46 mottles; common medium prominent 10YR56 mottles; common medium prominent 10YR58 mottles