IDENTIFIERS

  • Current Taxon Name (Soil Name): Cahaba
  • OSD
  • Series Extent
  • User Site ID: S1971AL097013
  • User Pedon ID: S1971AL097013
  • Vegetation Plot ID: S1971AL097013
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 40A4304
  • NCSS Pedon Lab Data NASIS Record ID - 40467
  • Print Date: 5/19/2024

    • 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: 30.9146595
  • Std. Longitude: -88.0355835
  • Datum: WGS84
  • Township: 1S
  • Range: 1W
  • Section: 36
  • PLSS Details: 2.0 miles north of Gunnison Creek on U. S Highway 43 and 50 feet west of highway in south edge of pasture in the NE1/4, SW1/4, SW1/4
  • State: Alabama
  • County: AL097—Mobile
  • MLRA: 133A—Southern Coastal Plain
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: AL097—Mobile County, Alabama

    • PEDON

  • Describers Name: Dr. Lindo J. Bartelli, C. A. Steers & M. G. Mattox
  • Current Taxonomic Class: Fine-loamy, siliceous, semiactive, thermic Typic Hapludults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 13
  • Correlated Information:
  • Soil Name - Cahaba
  • PSC - 68 to 100 cm.
  • Classificaton Date - 11/2/2016
  • Classifier - Sandy Page
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Ruston
  • PSC - 68 to 100 cm.
  • Classificaton Date - 6/1/1971
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: coastal plain
  • Landform: terrace
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1971 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    PIPA2

    Pinus palustris

    longleaf pine

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—54

    68—100

    —54—

    —32—
    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

    —

    —

    12

    —

    1727

    —

    —

    20

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); dark gray (10YR 4/1) fine sandy loam; 59 percent sand; 33 percent silt; 8 percent clay; weak medium subangular blocky structure; friable; 0.5 medium roots and 21.0 roots; fragments; very strongly acid, pH 4.7, pH indicator solutions; clear smooth boundary. Lab sample # 40A32849
    E—20 to 54 centimeters (7.9 to 21.3 inches); brown (10YR 5/3) fine sandy loam; 63 percent sand; 31 percent silt; 6 percent clay; weak subangular blocky, and massive; friable; 0.5 medium roots and 21.0 roots; fragments; very strongly acid, pH 5.0, pH indicator solutions; clear smooth boundary. Lab sample # 40A32850
    BE—54 to 68 centimeters (21.3 to 26.8 inches); strong brown (7.5YR 5/6) loam; 51 percent sand; 28 percent silt; 21 percent clay; weak medium subangular blocky structure; friable; 0.5 medium roots and 21.0 roots; fragments; very strongly acid, pH 5.0, pH indicator solutions; gradual wavy boundary. Lab sample # 40A32851
    Bt1—68 to 96 centimeters (26.8 to 37.8 inches); yellowish red (5YR 5/8) clay loam; 42 percent sand; 24 percent silt; 34 percent clay; weak and moderate medium subangular blocky structure; firm; 21.0 roots; red (2.5YR 4/6) coats on faces of peds; fragments; very strongly acid, pH 4.8, pH indicator solutions; gradual wavy boundary. Lab sample # 40A32852. patchy - phpvsfiid 1374572; patchy - phpvsfiid 1374572
    Bt2—96 to 118 centimeters (37.8 to 46.5 inches); red (2.5YR 4/6) clay loam; 43 percent sand; 21 percent silt; 36 percent clay; moderate medium subangular blocky structure; firm; 0.5 roots; coats on faces of peds; fragments; strongly acid, pH 5.1, pH indicator solutions; clear wavy boundary. Lab sample # 40A32853. patchy - phpvsfiid 1374573; patchy - phpvsfiid 1374573
    B/E—118 to 142 centimeters (46.5 to 55.9 inches); red (2.5YR 4/6) and very pale brown (10YR 7/4) and brownish yellow (10YR 6/8) sandy clay loam; 47 percent sand; 19 percent silt; 34 percent clay; weak medium subangular blocky structure; firm; 0.5 roots; clay films on faces of peds; 1 percent mica flakes, unspecified; fragments; strongly acid, pH 5.1, pH indicator solutions; gradual wavy boundary. Lab sample # 40A32854
    Bt3—142 to 200 centimeters (55.9 to 78.7 inches); red (2.5YR 4/8) sandy clay loam; 59 percent sand; 10 percent silt; 31 percent clay; light yellowish brown (10YR 6/4) coarse and brownish yellow (10YR 6/8) coarse mottles; weak and moderate coarse subangular blocky structure; very firm; clay films; 3 percent mica flakes, unspecified; fragments; very strongly acid, pH 4.9, pH indicator solutions. Lab sample # 40A32855. continuous - phpvsfiid 1374575; continuous - phpvsfiid 1374575