IDENTIFIERS

  • Current Taxon Name (Soil Name): Decatur
  • OSD
  • Series Extent
  • User Site ID: 77AL033002-pgm
  • User Pedon ID: 77AL033002-pgm
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S77AL-033-2
  • NCSS Pedon Lab Data NASIS Record ID - 24242
  • Print Date: 2/16/2025

    • LOCATION

  • Township: 4S
  • Range: 11W
  • Section: 10
  • PLSS Details: SE1/4NW1/4
  • Location Description: About 2 miles east of Tuscumbia on 6th Street, Colbert County, AL; site 3, atlas sheet 24.
  • Non-MLRA Soil Survey Area: AL033—Colbert County, Alabama

    • PEDON

  • Current Taxonomic Class: Fine, kaolinitic, thermic Rhodic paleudults
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Decatur
  • PSC - 10 to 60 cm.
  • Classificaton Date - 2/24/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Decatur
  • Classificaton Date - 3/21/1977
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: strongly weathered, clayey alluvium derived from limestone, argillaceous
  • Landscape: valley
  • Landform: ridge
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: shoulder
  • Slope Complexity: simple
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/21/1977 (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 - other grass/herbaceous cover
  • 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

    10—173

    —-
    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

    —

    —

    167

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    —

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    Ap—0 to 10 centimeters (0.0 to 3.9 inches); dark reddish brown (5YR 3/4); 12 percent sand; 60 percent silt; 28 percent clay; moderate medium granular structure; friable; 4.0 fine roots; 1 percent by volume rounded iron-manganese concretions fragments and 2 percent by volume chert fragments; moderately acid, pH 5.7; clear wavy boundary. Lab sample # 77033-2-1; moist when described; observed in pit, small
    Bt1—10 to 33 centimeters (3.9 to 13.0 inches); dark reddish brown (2.5YR 3/4); 8 percent sand; 50 percent silt; 42 percent clay; moderate medium subangular blocky structure; friable; 4.0 fine roots; 10 percent faint clay films on all faces of peds; 2 percent by volume rounded iron-manganese concretions fragments; strongly acid, pH 5.5; clear wavy boundary. Lab sample # 77033-2-2; moist when described; observed in pit, small. patchy - phpvsfiid 414217; patchy - phpvsfiid 414217
    Bt2—33 to 114 centimeters (13.0 to 44.9 inches); dark reddish brown (2.5YR 3/4); 10 percent sand; 43 percent silt; 47 percent clay; moderate medium subangular blocky structure; friable; 0.5 fine roots; 30 percent faint clay films on all faces of peds; 2 percent by volume rounded iron-manganese concretions fragments; strongly acid, pH 5.5; clear wavy boundary. Lab sample # 77033-2-3; moist when described; observed in pit, small. patchy - phpvsfiid 414218; patchy - phpvsfiid 414218
    Bt3—114 to 173 centimeters (44.9 to 68.1 inches); dark red (2.5YR 3/6); 10 percent sand; 46 percent silt; 44 percent clay; moderate medium subangular blocky structure; firm; 50 percent faint clay films on all faces of peds; 2 percent by volume rounded iron-manganese concretions fragments and 2 percent by volume chert fragments; moderately acid, pH 5.6. Lab sample # 77033-2-4; moist when described; observed in auger, bucket. patchy - phpvsfiid 414219; patchy - phpvsfiid 414219