IDENTIFIERS

  • Current Taxon Name (Soil Name): Holston
  • OSD
  • Series Extent
  • User Site ID: 74AL055006-pgm
  • User Pedon ID: 74AL055006-pgm
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S74AL-055-6
  • NCSS Pedon Lab Data NASIS Record ID - 24272
  • Print Date: 5/29/2024

    • LOCATION

  • Township: 11S
  • Range: 7E
  • Section: 35
  • PLSS Details: NE1/4SW1/4
  • Location Description: Etowah County, AL
  • Non-MLRA Soil Survey Area: AL055—Etowah County, Alabama

    • PEDON

  • Current Taxonomic Class: Fine-loamy, siliceous, semiactive, thermic Plinthic paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Holston
  • PSC - 15 to 65 cm.
  • Classificaton Date - 2/24/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Hokesbluff
  • Classificaton Date - 9/26/1974
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: strongly weathered, loamy alluvium derived from sandstone & shale
  • Landscape: upland
  • Landform: stream terrace
  • Geomorphic Component Terraces: tread
  • Slope Complexity: simple
  • Runoff: low
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/26/1974 (actual site observation date)
  • Air Photo ID:
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    argillic horizon

    plinthite

    15—178

    94—178

    —-

    —-
    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

    3

    —

    —

    —

    —

    —

    —

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    Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 5/3); 43 percent sand; 51 percent silt; 5 percent clay; weak fine granular structure; very friable; 6.0 fine roots; 3 percent by volume rounded 2-20-25 millimeter quartzite fragments; moderately acid, pH 5.7; abrupt smooth boundary. Lab sample # 7455-6-1
    Bt1—15 to 33 centimeters (5.9 to 13.0 inches); light yellowish brown (10YR 6/4); 26 percent sand; 56 percent silt; 18 percent clay; moderate medium subangular blocky structure; friable; 4.0 fine roots; 10 percent faint clay films on all faces of peds; 3 percent by volume rounded 2-20-25 millimeter quartzite fragments; very strongly acid, pH 4.8; clear smooth boundary. Lab sample # 7455-6-2. patchy - phpvsfiid 417134; patchy - phpvsfiid 417134
    Bt2—33 to 61 centimeters (13.0 to 24.0 inches); light yellowish brown (10YR 6/4); 24 percent sand; 53 percent silt; 22 percent clay; moderate medium subangular blocky structure; friable; 2.0 fine roots; 25 percent faint clay films on all faces of peds; 1 percent fine faint pale brown (10YR 6/3) iron depletions and 25 percent medium distinct strong brown (7.5YR 5/6) masses of oxidized iron; 2 percent by volume rounded 2-20-25 millimeter quartzite fragments; very strongly acid, pH 4.7; gradual smooth boundary. Lab sample # 7455-6-3. patchy - phpvsfiid 417135; patchy - phpvsfiid 417135
    Bt3—61 to 94 centimeters (24.0 to 37.0 inches); variegated strong brown (7.5YR 5/6) and very pale brown (10YR 7/3) and brownish yellow (10YR 6/6); 32 percent sand; 47 percent silt; 21 percent clay; moderate medium subangular blocky structure; firm; 25 percent faint clay films on all faces of peds; 3 percent medium plinthite nodules; fragments; gradual wavy boundary. Lab sample # 7455-6-4. patchy - phpvsfiid 417136; patchy - phpvsfiid 417136
    Btv—94 to 178 centimeters (37.0 to 70.1 inches); variegated strong brown (7.5YR 5/6) and red (2.5YR 4/6) and light brownish gray (10YR 6/2); 31 percent sand; 40 percent silt; 29 percent clay; moderate medium subangular blocky structure; firm; 25 percent faint clay films on all faces of peds; 25 percent medium plinthite nodules; fragments; very strongly acid, pH 4.6. Lab sample # 7455-6-5. patchy - phpvsfiid 417137; patchy - phpvsfiid 417137