IDENTIFIERS

  • Current Taxon Name (Soil Name): Jefferson
  • OSD
  • Series Extent
  • User Site ID: S1984KY095001
  • User Pedon ID: 84KY095001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 84P0604
  • NCSS Pedon Lab Data NASIS Record ID - 54848
  • Print Date: 4/23/2025

    • 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: 36.8958321
  • Std. Longitude: -83.2694473
  • Datum: WGS84
  • Location Description: 150 feet N of old US 119; about 3.5 meters NE of Harlan, KY.
  • State: Kentucky
  • County: KY095—Harlan
  • MLRA: 125—Cumberland Plateau and Mountains

    • PEDON

  • Describers Name: J. D. Childress and J. M. Robbins
  • Current Taxonomic Class: Fine-loamy, siliceous Typic Hapludults
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Jefferson
  • Taxonomic Class - Fine-loamy, siliceous Typic Hapludults
  • PSC - 57 to 106 cm.
  • Classificaton Date - 6/1/1984
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains or deeply dissected plateaus
  • Landform: hillside or mountainside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Shape Down: concave
  • Drainage Class: well
  • Surface Fragments: 1.45 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1984 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    ochric epipedon

    argillic horizon

    0—7

    57—106

    —-

    —-
    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

    —

    —

    390

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    1A—0 to 7 centimeters (0.0 to 2.8 inches); dark grayish brown (10YR 4/2) interior, light brownish gray (10YR 6/2) interior, dry; gravelly loam; moderate fine granular structure; friable; 5.5 very fine roots throughout; 20 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. Lab sample # 84P03371. Bulk density estimated at 1.3.; many very fine roots throughout
    1E—7 to 22 centimeters (2.8 to 8.7 inches); yellowish brown (10YR 5/4) interior gravelly loam; weak fine granular structure; friable; 2.5 fine roots throughout; 20 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # 84P03372. Bulk density estimated at 1.3.; common fine roots throughout
    1BE—22 to 57 centimeters (8.7 to 22.4 inches); yellowish brown (10YR 5/6) interior loam; weak very fine subangular blocky structure; friable; 2.5 medium roots throughout; 10 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.5, hellige-truog; gradual wavy boundary. Lab sample # 84P03373. common medium roots throughout
    1Bt—57 to 100 centimeters (22.4 to 39.4 inches); yellowish brown (10YR 5/6) interior gravelly loam; moderate fine subangular blocky structure; friable; 0.5 fine roots throughout; 55 percent strong brown (7.5YR 5/6), moist, clay films on faces of peds; 25 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.5, hellige-truog; gradual wavy boundary. Lab sample # 84P03374. Split for sampling; also 3375.; many clay films surface features on faces of peds; few fine roots throughout; discontinuous - phpvsfiid 217429; discontinuous - phpvsfiid 217429
    1BC—100 to 188 centimeters (39.4 to 74.0 inches); yellowish brown (10YR 5/6) interior very gravelly loam; 30 percent light yellowish brown (10YR 6/4) medium distinct mottles; weak medium subangular blocky structure; friable; 0.1 fine roots throughout; 15 percent brown (7.5YR 4/4), moist, clay films throughout; 40 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # 84P03376. Split for sampling; also 3377. About 20% of horizon is brittle.; few clay films surface features throughout; very few fine roots throughout; many medium distinct 10YR64 mottles; discontinuous - phpvsfiid 217430; discontinuous - phpvsfiid 217430