IDENTIFIERS

  • Current Taxon Name (Soil Name): Colwell
  • OSD
  • Series Extent
  • User Site ID: 99AL065002-pgm
  • User Pedon ID: 99AL065002-pgm
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S99AL-065-2
  • NCSS Pedon Lab Data NASIS Record ID - 24280
  • Print Date: 11/12/2025

    • 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: 32.6716667
  • Std. Longitude: -87.4780556
  • Datum: WGS84
  • Township: 20 N
  • Range: 6 E
  • Section: 28
  • PLSS Details: SE1/4
  • Location Description: About 5.5 miles southwest of Morgan Springs, Hale County, AL; 600 feet north and 1,700 feet west of the southeast corner of sec. 28, T. 20 N., R. 6 E.; USGS Morgan Springs, AL topographic quadrangle.
  • State: Alabama
  • County: AL065—Hale
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: AL065—Hale County, Alabama

    • PEDON

  • Current Taxonomic Class: Fine, kaolinitic, thermic Rhodic paleudults
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Colwell
  • PSC - 15 to 65 cm.
  • Classificaton Date - 3/4/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Greenville
  • Classificaton Date - 7/21/1999
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: strongly weathered, clayey alluvium derived from sedimentary, unspecified
  • Landscape: coastal plain
  • Landform: stream terrace
  • Geomorphic Component Hills: crest
  • Hill Slope Profile: summit
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/21/1999 (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 - conifers
  • 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

    15—203

    —-
    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

    2

    —

    —

    113

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

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    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); yellowish red (5YR 4/6) ; 40 percent sand; 45 percent silt; 15 percent clay; weak coarse subangular blocky structure; friable; 6.0 medium roots and 6.0 fine roots and 6.0 coarse roots; 10 percent by volume charcoal fragments and 10 percent by volume iron-manganese concretions fragments; very strongly acid, pH 4.8; abrupt wavy boundary. Lab sample # 9965-2-1; moist when described; observed in pit, small
    Bt1—15 to 36 centimeters (5.9 to 14.2 inches); dark reddish brown (2.5YR 3/4) ; 30 percent sand; 33 percent silt; 36 percent clay; weak medium subangular blocky structure; firm; 6.0 fine roots; 25 percent distinct dark red (2.5YR 3/6) clay films on all faces of peds; 1 percent fine black (10YR 2/1) manganese coatings on faces of peds and 5 percent fine iron-manganese concretions; fragments; very strongly acid, pH 4.8; gradual wavy boundary. Lab sample # 9965-2-2; moist when described; observed in pit, small. patchy - phpvsfiid 414269; patchy - phpvsfiid 414269
    Bt2—36 to 63 centimeters (14.2 to 24.8 inches); dark red (2.5YR 3/6) ; 31 percent sand; 25 percent silt; 44 percent clay; weak medium subangular blocky structure; firm; 4.0 fine roots; 25 percent distinct dark reddish brown (2.5YR 3/4) clay films on all faces of peds; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 5.6; gradual wavy boundary. Lab sample # 9965-2-3; moist when described; observed in pit, small. patchy - phpvsfiid 414270; patchy - phpvsfiid 414270
    Bt3—63 to 102 centimeters (24.8 to 40.2 inches); dark red (2.5YR 3/6) ; 38 percent sand; 20 percent silt; 42 percent clay; weak medium subangular blocky structure; firm; 0.5 fine roots; 30 percent distinct dark reddish brown (2.5YR 3/4) clay films on all faces of peds; 1 percent fine iron-manganese concretions; fragments; strongly acid, pH 5.2; gradual wavy boundary. Lab sample # 9965-2-4; moist when described; observed in pit, small. patchy - phpvsfiid 414271; patchy - phpvsfiid 414271
    Bt4—102 to 142 centimeters (40.2 to 55.9 inches); dark red (2.5YR 3/6) ; 39 percent sand; 18 percent silt; 43 percent clay; weak medium subangular blocky structure; firm; 0.5 fine roots; 30 percent distinct dark reddish brown (2.5YR 3/4) clay films on all faces of peds; 1 percent fine iron-manganese concretions; 5 percent by volume well rounded quartzite fragments; strongly acid, pH 5.3; gradual wavy boundary. Lab sample # 9965-2-5; moist when described; observed in pit, small. patchy - phpvsfiid 414272; patchy - phpvsfiid 414272
    Bt5—142 to 206 centimeters (55.9 to 81.1 inches); dark red (2.5YR 3/6) ; 43 percent sand; 17 percent silt; 40 percent clay; weak coarse subangular blocky structure; firm; 20 percent distinct clay films on all faces of peds; 1 percent fine distinct brownish yellow (10YR 6/6) masses of oxidized iron; 5 percent by volume well rounded quartzite fragments; strongly acid, pH 5.2. Lab sample # 9965-2-6; moist when described; observed in auger, bucket. patchy - phpvsfiid 414273; patchy - phpvsfiid 414273