IDENTIFIERS

  • Current Taxon Name (Soil Name): Dickson
  • OSD
  • Series Extent
  • User Site ID: 70AL077002-pgm
  • User Pedon ID: 70AL077002-pgm
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S70AL-077-2
  • NCSS Pedon Lab Data NASIS Record ID - 24291
  • Print Date: 4/1/2025

    • LOCATION

  • Township: 1S
  • Range: 8W
  • Section: 6
  • PLSS Details: SE1/4SE1/4
  • Location Description: Lauderdale County, AL; about 9 miles south of the Tennessee state line on the west side of U.S. 43.
  • Non-MLRA Soil Survey Area: AL077—Lauderdale County, Alabama

    • PEDON

  • Current Taxonomic Class: Fine-silty, siliceous, semiactive, thermic Glossic fragiudults
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Dickson
  • PSC - 28 to 78 cm.
  • Classificaton Date - 2/24/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Dickson
  • Classificaton Date - 7/7/1970
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: strongly weathered, fine-silty loess derived from interbedded sedimentary over strongly weathered, clayey residuum weathered from limestone, cherty
  • Landscape: upland
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Complexity: simple
  • Runoff: high
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/7/1970 (actual site observation date)
  • Air Photo ID:
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • 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

    fragipan

    28—183

    81—112

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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

    3

    —

    —

    —

    —

    —

    —

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    —

    —

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    A—0 to 2 centimeters (0.0 to 0.8 inches); dark grayish brown (10YR 4/2); 8 percent sand; 81 percent silt; 12 percent clay; weak fine granular structure; very friable; 6.0 medium roots and 6.0 fine roots; fragments; strongly acid, pH 5.1; abrupt smooth boundary. Lab sample # 7077-2-1
    Ap—2 to 18 centimeters (0.8 to 7.1 inches); brown (10YR 5/3); 6 percent sand; 81 percent silt; 13 percent clay; weak fine granular structure; very friable; 6.0 medium roots and 6.0 fine roots; fragments; very strongly acid, pH 4.8; clear smooth boundary. Lab sample # 7077-2-2
    BE—18 to 28 centimeters (7.1 to 11.0 inches); yellowish brown (10YR 5/4); 5 percent sand; 79 percent silt; 15 percent clay; weak medium subangular blocky structure; friable; 4.0 medium roots and 4.0 fine roots; 2 percent by volume 2-15-25 millimeter chert fragments; very strongly acid, pH 4.9; clear smooth boundary. Lab sample # 7077-2-3
    Bt—28 to 63 centimeters (11.0 to 24.8 inches); yellowish brown (10YR 5/6); 5 percent sand; 73 percent silt; 22 percent clay; moderate medium subangular blocky structure; friable; 2.0 medium roots and 2.0 fine roots; 25 percent faint clay films on all faces of peds; 2 percent by volume 2-15-25 millimeter chert fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # 7077-2-4. patchy - phpvsfiid 417146; patchy - phpvsfiid 417146
    E/B—63 to 81 centimeters (24.8 to 31.9 inches); pale brown (10YR 6/3); 5 percent sand; 71 percent silt; 24 percent clay; moderate medium subangular blocky structure; friable; brittle; 0.5 medium roots and 0.5 fine roots; silt coats on vertical faces of peds and 25 percent distinct dark grayish brown (10YR 4/2) clay films on all faces of peds; 10 percent fine faint yellowish brown (10YR 5/4) masses of oxidized iron; fragments; very strongly acid, pH 4.9; clear wavy boundary. Lab sample # 7077-2-5. discontinuous - phpvsfiid 417147; discontinuous - phpvsfiid 417148; discontinuous - phpvsfiid 417147; discontinuous - phpvsfiid 417148
    Btx—81 to 112 centimeters (31.9 to 44.1 inches); yellowish brown (10YR 5/4); 6 percent sand; 65 percent silt; 28 percent clay; moderate very coarse prismatic structure; firm; brittle; 30 percent faint clay films on all faces of peds; 10 percent fine distinct brown (10YR 4/3) iron depletions and 10 percent medium prominent yellowish red (5YR 4/6) masses of oxidized iron; 2 percent by volume 2-15-25 millimeter chert fragments; very strongly acid, pH 4.9; abrupt wavy boundary. Lab sample # 7077-2-6. patchy - phpvsfiid 417149; patchy - phpvsfiid 417149
    2B't—112 to 183 centimeters (44.1 to 72.0 inches); dark red (2.5YR 3/6); 10 percent sand; 42 percent silt; 48 percent clay; moderate medium subangular blocky structure; firm; 30 percent faint clay films on all faces of peds; 10 percent medium distinct yellowish brown (10YR 5/4) masses of oxidized iron and 25 percent medium prominent grayish brown (10YR 5/2) iron depletions; 10 percent by volume angular 2-25-50 millimeter chert fragments; very strongly acid, pH 4.9. Lab sample # 7077-2-7. patchy - phpvsfiid 417150; patchy - phpvsfiid 417150