IDENTIFIERS

  • Current Taxon Name (Soil Name): Colwell
  • OSD
  • Series Extent
  • User Site ID: S1973AL097002
  • User Pedon ID: S1973AL097002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S73AL-097-2
  • NCSS Pedon Lab Data NASIS Record ID - 24363
  • Print Date: 9/20/2024

    • 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: 30.7647222
  • Std. Longitude: -88.2669444
  • Datum: WGS84
  • Township: 3 S
  • Range: 3 W
  • Section: 22
  • PLSS Details: SE1/4, SW1/4, SW1/4, SE1/4
  • Location Description: Semmes, Mobile County, AL; Atlas sheet #63.
  • State: Alabama
  • County: AL097—Mobile
  • MLRA: 133A—Southern Coastal Plain
  • Regional Office: 7—Auburn, AL
  • MLRA Soil Survey Area: SE-LOX—Loxley, Alabama
  • Non-MLRA Soil Survey Area: AL097—Mobile County, Alabama

    • PEDON

  • Current Taxonomic Class: Fine, kaolinitic, subactive, thermic Rhodic paleudults
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Colwell
  • PSC - 38 to 88 cm.
  • Classificaton Date - 3/3/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Lucedale
  • Classificaton Date - 2/22/1973
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: strongly weathered, clayey fluviomarine deposits derived from sedimentary, unspecified
  • Landform: marine terrace
  • Geomorphic Component Hills: crest
  • Geomorphic Component Terraces: tread
  • Hill Slope Profile: summit
  • Slope Complexity: simple
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/22/1973 (actual site observation date)
  • Air Photo ID:
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • 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

    38—218

    —-
    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

    1

    —

    —

    78

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); dark reddish brown (5YR 3/2) ; 35 percent sand; 39 percent silt; 27 percent clay; weak medium granular structure; friable; fragments; very strongly acid, pH 4.6; abrupt smooth boundary. Lab sample # 7397-2-1
    BA—20 to 38 centimeters (7.9 to 15.0 inches); dark reddish brown (2.5YR 3/4) ; 43 percent sand; 27 percent silt; 30 percent clay; weak fine subangular blocky structure; friable; fragments; very strongly acid, pH 4.5; gradual wavy boundary. Lab sample # 7397-2-2
    Bt1—38 to 107 centimeters (15.0 to 42.1 inches); dark red (2.5YR 3/6) ; 42 percent sand; 19 percent silt; 40 percent clay; moderate medium subangular blocky structure; firm; 25 percent faint clay films on all faces of peds; fragments; very strongly acid, pH 4.9; gradual wavy boundary. Lab sample # 7397-2-3. patchy - phpvsfiid 434338; patchy - phpvsfiid 434338
    Bt2—107 to 178 centimeters (42.1 to 70.1 inches); dark red (2.5YR 3/6) ; 47 percent sand; 17 percent silt; 36 percent clay; moderate medium subangular blocky structure; friable; 30 percent faint clay films on all faces of peds; fragments; very strongly acid, pH 4.9; gradual wavy boundary. Lab sample # 7397-2-4. patchy - phpvsfiid 434339; patchy - phpvsfiid 434339
    Bt3—178 to 218 centimeters (70.1 to 85.8 inches); dark red (2.5YR 3/6) ; 50 percent sand; 15 percent silt; 35 percent clay; weak medium subangular blocky structure; friable; 20 percent faint clay films on all faces of peds; fragments; very strongly acid, pH 4.8. Lab sample # 7397-2-5. patchy - phpvsfiid 434340; patchy - phpvsfiid 434340