IDENTIFIERS

  • Current Taxon Name (Soil Name): Trappist
  • OSD
  • Series Extent
  • User Site ID: S1991KY135001
  • User Pedon ID: 91KY135001
  • Vegetation Plot ID: S1991KY135001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0501
  • NCSS Pedon Lab Data NASIS Record ID - 63543
  • 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: 38.6300011
  • Std. Longitude: -83.5130539
  • Datum: WGS84
  • Location Description: Lewis County, KY; about 6 mi NE of Tollesboro; about 1000 feet NE of intersection KY-57 and Quick Run Rd., about 1,380 feet N of Sulfur Knob; 60 feet E of farm road
  • State: Kentucky
  • County: KY135—Lewis

    • PEDON

  • Describers Name: John Robbins, Doug Hines, Steve Jacobs, Warren Lyn
  • Current Taxonomic Class: Clayey, mixed Typic Hapludults
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Trappist
  • Taxonomic Class - Clayey, mixed Typic Hapludults
  • PSC - 33 to 160 cm.
  • Classificaton Date - 3/1/1991
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Down: convex
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/1/1991 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CASTA

    QUAL

    Castanea

    Quercus alba

    chestnut

    white oak

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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

    30

    —

    —

    299

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    0

    —

    —

    —

    —

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    Oa—0 to 5 centimeters (0.0 to 2.0 inches); very dark brown (10YR 2/2) silt loam; very friable; fragments; clear smooth boundary. Lab sample # 91P02869. Oa horizon has a field estimated bulk density of 0.7 g/cm3.
    A—5 to 13 centimeters (2.0 to 5.1 inches); dark grayish brown (10YR 4/2) silt loam; moderate medium granular, and weak medium subangular blocky structure; friable; 5.5 fine and medium roots; 8 percent by volume 2-76-150 millimeter shale, unspecified fragments; clear smooth boundary. Lab sample # 91P02870. The A horizon contains 10% B material mixed into the horizon; many fine and medium roots
    Bt1—13 to 38 centimeters (5.1 to 15.0 inches); yellowish brown (10YR 5/4) gravelly silty clay; 30 percent strong brown (7.5YR 5/6) coarse distinct mottles; moderate medium subangular blocky structure; firm; 2.5 fine to coarse roots; 55 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds; 20 percent by volume 2-76-150 millimeter shale, unspecified fragments; gradual smooth boundary. Lab sample # 91P02871. many clay films surface features on faces of peds; common fine to coarse roots; many coarse distinct 7.5YR56 mottles
    Bt2—38 to 48 centimeters (15.0 to 18.9 inches); yellowish brown (10YR 5/6) channery silty clay; 11 percent strong brown (7.5YR 5/6) medium distinct mottles; moderate medium subangular blocky structure; firm; 0.5 fine roots; 37 percent distinct yellowish brown (10YR 5/6), moist, clay films on faces of peds; 35 percent by volume 2-76-150 millimeter shale, unspecified fragments; gradual wavy boundary. Lab sample # 91P02872. common clay films surface features on faces of peds; few fine roots; common medium distinct 7.5YR56 mottles
    B/C—48 to 64 centimeters (18.9 to 25.2 inches); yellowish brown (10YR 5/6) very channery clay; 1 percent strong brown (7.5YR 5/6) medium distinct mottles; weak medium subangular blocky structure; firm; 0.5 fine roots; 55 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds; 50 percent by volume 2-76-150 millimeter shale, unspecified fragments; gradual smooth boundary. Lab sample # 91P02873. The 1m sbk structure of the B/C and C/B horizons are associated with the B material; C material is weathered, shale fragments; many clay films surface features on faces of peds; few fine roots; few medium distinct 7.5YR56 mottles
    C/B—64 to 76 centimeters (25.2 to 29.9 inches); yellowish brown (10YR 5/6) extremely channery clay; weak medium subangular blocky structure; very firm; 0.5 fine roots; 37 percent faint light yellowish brown (10YR 6/4), moist, clay films on faces of peds; 75 percent by volume 2-76-150 millimeter shale, unspecified fragments; clear smooth boundary. Lab sample # 91P02874. The 1m sbk structure of the B/C and C/B horizons are associated with the B material; C material is weathered, shale fragments; common clay films surface features on faces of peds; few fine roots
    Cr—76 to 97 centimeters (29.9 to 38.2 inches); 0.5 fine and medium roots; fragments. Lab sample # 91P02875. Consists of weathered and unweathered platy, black shale 0.5-1.5 cm thick; few fine and medium roots
    R—97 to 109 centimeters (38.2 to 42.9 inches); fragments. Consists of unweathered platy black shale 0.5-2 cm thick