IDENTIFIERS

  • Current Taxon Name (Soil Name): Lufkin
  • OSD
  • Series Extent
  • User Site ID: S1954TX041091
  • User Pedon ID: 54TX041091
  • Vegetation Plot ID: S1954TX041091
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A4428
  • NCSS Pedon Lab Data NASIS Record ID - 40581
  • 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: 30.5141659
  • Std. Longitude: -96.2994461
  • Datum: WGS84
  • Location Description: 7.4 mi. SE of college 1/2 mi. S of Wellborn 100 feet W of R.R. & 100 feet N of County road.
  • State: Texas
  • County: TX041—Brazos

    • PEDON

  • Describers Name: I.C. Mowery
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 91
  • Sampled As Information:
  • Soil Name - Lufkin
  • Classificaton Date - 2/1/1954
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Slope Shape Down: convex
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/1/1954 (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

    QUST

    Quercus stellata

    post 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

    0

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    1A1—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (10YR 4/2) interior, light brownish gray (10YR 6/2) interior, dry; fine sandy loam; structureless massive; very hard, friable; fragments; clear wavy boundary. Lab sample # 40A33874. few roundish quarzite gravel 1.2 to 1" in diameter; moderately numerous grass & tree roots.
    1A2—13 to 18 centimeters (5.1 to 7.1 inches); grayish brown (10YR 5/2) interior, light gray (10YR 7/2) interior, dry; fine sandy loam; structureless massive; very hard, friable; fragments; abrupt wavy boundary. Lab sample # 40A33875. about 33% of volume is roundish quartzite gravel; 1/2 to 1 1/2 inches in diameter; moderately numerous grass & tree roots
    1B21tg—18 to 53 centimeters (7.1 to 20.9 inches); dark grayish brown (10YR 4/2) interior, grayish brown (10YR 5/2) interior, dry; clay; structureless massive, and weak coarse blocky; fragments; gradual wavy boundary. Lab sample # 40A33876. shiny structural faces can be discerned when mass is broken; few gravel 1/8 to 3/4" in diameter; few tree roots;very slowly permeable.
    1B22tg—53 to 89 centimeters (20.9 to 35.0 inches); grayish brown (10YR 5/2) interior, light brownish gray (10YR 6/2) interior, dry; clay; fragments; gradual wavy boundary. Lab sample # 40A33877. few medium weak yellowish brn spots in lower 4 to 6"; consistence and structure same as above; gravel present but less abundant; few tree roots; fine crystals of gypsum present in clusters.
    1B3g—89 to 117 centimeters (35.0 to 46.1 inches); light gray (10YR 7/2) interior and light brownish gray (10YR 6/2) interior, very pale brown (10YR 8/2) interior and light gray (10YR 7/2) interior, dry; silty clay; structureless massive; 0.5 roots; fragments; clear smooth boundary. Lab sample # 40A33878. cinsistence same as above; clusters of fine gypsum crystals; small fragments of unweathered parent material in lower 6".; few roots
    1C—117 to 178 centimeters (46.1 to 70.1 inches); very pale brown (10YR 7/4) interior, very pale brown (10YR 8/4) interior, dry; silty clay; fragments. Lab sample # 40A33879. easily crumbled when moist; strongly laminated, with dark coatings on faces of laminae; fine roots numerous in fractures between laminae; few fine gypsum crystals