IDENTIFIERS

  • Current Taxon Name (Soil Name): Bigbrown
  • OSD
  • Series Extent
  • User Site ID: S2000TX161002
  • User Pedon ID: S2000TX161002
  • Vegetation Plot ID: S2000TX161002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 00P1138
  • NCSS Pedon Lab Data NASIS Record ID - 12634
  • Print Date: 11/23/2024

    • 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: 31.8380833
  • Std. Longitude: -96.1014481
  • Datum: WGS84
  • Location Description: Big Brown Mine
  • State: Texas
  • County: TX161—Freestone
  • Non-MLRA Soil Survey Area: TX161—Freestone County, Texas

    • PEDON

  • Describers Name: Charles Thompson, Gaylon Lane, Tom Hallmark, Eddie Bearden, Tom Feurbacher, Jennifer Minning, Paul Asinasky, Maurice Jurena, Glen Chervenka, Conrad N.
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Bigbrown
  • Taxonomic Class - Fine-silty, mixed, superactive, nonacid, thermic U
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/1/2000
  • Moisture Class - ustic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/2000 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ELAN

    ELAN

    FRAXI

    POPUL

    Elaeagnus angustifolia

    Elaeagnus angustifolia

    Fraxinus

    Populus

    Russian olive

    Russian olive

    ash

    cottonwood

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    0—25

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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

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    140

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    1168

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    Ap—0 to 25 centimeters (0.0 to 9.8 inches); 95 percent dark grayish brown (10YR 4/2) and 5 percent brown (7.5YR 5/4) clay loam; weak fine subangular blocky structure; hard when dry, friable, slightly sticky, slightly plastic; 3.0 medium roots and 0.5 coarse roots; fragments; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 00P06533
    C1—25 to 40 centimeters (9.8 to 15.7 inches); 80 percent pale brown (10YR 6/3) and 20 percent dark grayish brown (10YR 4/2) silty clay loam; massive; hard when dry, friable, slightly sticky, slightly plastic; 3.0 medium roots and 3.0 fine roots and 0.5 coarse roots; 1 percent fine gray (10YR 6/1) iron depletions and 3 percent fine dark red (2.5YR 3/6) masses of oxidized iron; fragments; moderately alkaline, pH 8.2, hellige-truog; abrupt smooth boundary. Lab sample # 00P06534. common very dark grayish brown (10YR 3/2) lignite fragments.
    C2—40 to 54 centimeters (15.7 to 21.3 inches); 80 percent dark grayish brown (10YR 4/2) and 10 percent light yellowish brown (10YR 6/4) silty clay loam; strong brown (7.5YR 5/6) and 21 percent yellowish brown (10YR 5/6) medium mottles; massive; hard when dry, firm, slightly sticky, slightly plastic; 21.0 very fine roots and 0.5 medium roots; 1 percent gray (10YR 6/1) iron depletions and 21 percent medium strong brown (7.5YR 5/6) masses of oxidized iron; 21 percent medium yellowish brown (10YR 5/6); fragments; moderately alkaline, pH 8.2, hellige-truog; abrupt smooth boundary. Lab sample # 00P06535. 10 percent very dark gray (10YR 3/1) claystone fragments.
    C3—54 to 70 centimeters (21.3 to 27.6 inches); 70 percent dark grayish brown (10YR 4/2) and 20 percent light yellowish brown (10YR 6/4) silty clay loam; massive; hard when dry, firm, slightly sticky, slightly plastic; 3.0 very fine and fine roots; strong brown (7.5YR 5/6) masses of oxidized iron and 1 percent gray (10YR 6/1) iron depletions; 3 percent medium light yellowish brown (10YR 6/4); fragments; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 00P06536. 10 percent dark grayish brown (10YR 4/2) claystone fragments.
    C4—70 to 112 centimeters (27.6 to 44.1 inches); 60 percent brown (10YR 5/3) and 20 percent yellowish red (5YR 5/6) and 10 percent strong brown (7.5YR 5/6) silty clay loam; massive; hard when dry, firm, slightly sticky, slightly plastic; 3.0 very fine roots and 3.0 fine roots; fragments; moderately alkaline, pH 8.2, hellige-truog; gradual smooth boundary. Lab sample # 00P06537. 20 percent very dark grayish brown (2.5YR 3/2) claystone fragments.
    C5—112 to 200 centimeters (44.1 to 78.7 inches); 90 percent weak red (2.5YR 4/2) and 5 percent yellowish brown (10YR 5/6) and 5 percent dark brown (10YR 3/3) silty clay loam; massive; hard when dry, firm, slightly sticky, slightly plastic; reddish brown (5YR 4/4) masses of oxidized iron; 20 percent dusky red (2.5YR 3/2); fragments; moderately alkaline, pH 8.2, hellige-truog. Lab sample # 00P06538