IDENTIFIERS

  • Current Taxon Name (Soil Name): Poarch
  • OSD
  • Series Extent
  • User Site ID: 2007AL129001
  • User Pedon ID: 2007AL129001
  • User Site Association ID: S2007AL129001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S07AL-129-1
  • NCSS Pedon Lab Data NASIS Record ID - 24429
  • Print Date: 11/23/2024

    • 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: 31.3200556
  • Std. Longitude: -88.1013056
  • Datum: WGS84
  • Township: 4 N
  • Range: 1 W
  • Section: 8
  • PLSS Details: SW1/4
  • Location Description: Hawthorne, Washington Co., AL; 250 feet north and 2,200 feet west of the southeast corner of sec. 8, T. 4 N., R. 1 W.; USGS McIntosh, AL topographic quadrangle.
  • Country: US—United States
  • State: Alabama
  • County: AL129—Washington
  • MLRA: 133A—Southern Coastal Plain
  • Regional Office: 7—Auburn, AL
  • MLRA Soil Survey Area: SE-LOX—Loxley, Alabama
  • Non-MLRA Soil Survey Area: AL129—Washington County, Alabama

    • PEDON

  • Current Taxonomic Class: Coarse-loamy, siliceous, semiactive, thermic Plinthic paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: within range of map unit
  • Pedon Purpose: research site
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Poarch
  • PSC - 55 to 105 cm.
  • Classificaton Date - 9/3/2008
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Poarch
  • Classificaton Date - 3/23/2007
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: strongly weathered, loamy fluviomarine deposits derived from sedimentary, unspecified
  • Landscape: coastal plain
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Complexity: complex
  • Runoff: medium
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/23/2007 (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

    41—200

    —-
    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

    7

    —

    —

    37

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 4/3) ; 74 percent sand; 23 percent silt; 3 percent clay; weak medium granular structure; very friable; 4.0 medium roots and 4.0 fine roots; fragments; extremely acid, pH 4.0; clear wavy boundary. Lab sample # 0729-1-1; observed in pit, small
    E—18 to 41 centimeters (7.1 to 16.1 inches); light yellowish brown (10YR 6/4) ; 70 percent sand; 27 percent silt; 3 percent clay; weak coarse subangular blocky structure; very friable; 2.0 medium roots and 2.0 fine roots; 1 percent medium ironstone nodules and 1 percent fine distinct strong brown (7.5YR 5/6) masses of oxidized iron; fragments; extremely acid, pH 4.2; clear wavy boundary. Lab sample # 0729-1-2; observed in pit, small
    BE—41 to 55 centimeters (16.1 to 21.7 inches); brownish yellow (10YR 6/6) ; 69 percent sand; 21 percent silt; 10 percent clay; weak medium subangular blocky structure; very friable; 0.5 fine roots; 5 percent faint light yellowish brown (10YR 6/4) skeletans on surfaces along pores; 1 percent medium dark red (2.5YR 3/6) plinthite nodules and 1 percent medium distinct reddish yellow (7.5YR 6/8) masses of oxidized iron; fragments; extremely acid, pH 4.4; clear wavy boundary. Lab sample # 0729-1-3; observed in pit, small
    Btv1—55 to 88 centimeters (21.7 to 34.6 inches); yellowish brown (10YR 5/8) ; 68 percent sand; 18 percent silt; 14 percent clay; moderate medium subangular blocky structure; friable; 0.5 fine roots; 10 percent faint clay films on all faces of peds; 1 percent medium prominent red (2.5YR 4/8) masses of oxidized iron and 2 percent medium dark red (2.5YR 3/6) plinthite nodules; fragments; extremely acid, pH 4.3; clear wavy boundary. Lab sample # 0729-1-4; observed in pit, small. patchy - phpvsfiid 417111; patchy - phpvsfiid 417111
    Btv2—88 to 120 centimeters (34.6 to 47.2 inches); 10Y 5/8 (10Y 5/8) ; 74 percent sand; 11 percent silt; 15 percent clay; moderate medium subangular blocky structure; friable; 0.5 fine roots; 20 percent faint clay films on all faces of peds; 1 percent medium prominent yellowish red (5YR 5/8) masses of oxidized iron and 5 percent medium yellowish red (5YR 5/6) plinthite nodules and 5 percent medium distinct light yellowish brown (10YR 6/4) iron depletions; fragments; extremely acid, pH 4.2; clear wavy boundary. Lab sample # 0729-1-5; observed in pit, small. patchy - phpvsfiid 417112; patchy - phpvsfiid 417112
    Btv3—120 to 151 centimeters (47.2 to 59.4 inches); 30 percent yellowish brown (10YR 5/8) and 30 percent light brownish gray (10YR 6/2) and 25 percent red (2.5YR 4/8) and 15 percent red (2.5YR 4/6) ; 78 percent sand; 6 percent silt; 16 percent clay; moderate medium subangular blocky structure; friable; 20 percent faint clay films on all faces of peds; 4 percent medium red (2.5YR 4/8) plinthite nodules; fragments; extremely acid, pH 4.2; gradual wavy boundary. Lab sample # 0729-1-6; observed in pit, small. patchy - phpvsfiid 417113; patchy - phpvsfiid 417113
    Btv4—151 to 182 centimeters (59.4 to 71.7 inches); 50 percent yellowish brown (10YR 5/6) and 40 percent light gray (10YR 7/1) and 10 percent red (10R 4/8) ; 79 percent sand; 7 percent silt; 14 percent clay; moderate medium subangular blocky structure; friable; 30 percent faint clay films on all faces of peds; 2 percent medium strong brown (7.5YR 5/6) plinthite nodules; fragments; extremely acid, pH 4.2; clear wavy boundary. Lab sample # 0729-1-7; observed in pit, small. patchy - phpvsfiid 417114; patchy - phpvsfiid 417114
    BC—182 to 200 centimeters (71.7 to 78.7 inches); yellowish red (5YR 5/6) ; 82 percent sand; 3 percent silt; 15 percent clay; weak coarse subangular blocky structure; friable; 10 percent medium distinct yellowish brown (10YR 5/6) masses of oxidized iron and 10 percent medium distinct light brownish gray (10YR 6/2) iron depletions; fragments; extremely acid, pH 4.3. Lab sample # 0729-1-8; observed in pit, small