IDENTIFIERS

  • Current Taxon Name (Soil Name): Rayburn
  • OSD
  • Series Extent
  • User Site ID: 93AL023003-pgm
  • User Pedon ID: 93AL023003-pgm
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S93AL-023-3
  • NCSS Pedon Lab Data NASIS Record ID - 24212
  • Print Date: 11/12/2024

    • 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: 31.7063889
  • Std. Longitude: -88.1891667
  • Datum: WGS84
  • Township: 9 N
  • Range: 2 W
  • Section: 33
  • PLSS Details: NW1/4
  • Location Description: About 1,400 feet east and 2,300 feet south of the northwest corner of sec. 33, T. 9 N., R. 2 W.; Bladon Springs, Choctaw County, AL; USGS Bladon Springs topographic quadrangle.
  • State: Alabama
  • County: AL023—Choctaw
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: AL023—Choctaw County, Alabama

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, thermic Vertic hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Rayburn
  • PSC - 13 to 63 cm.
  • Classificaton Date - 3/6/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Shadygrove
  • Classificaton Date - 9/1/1993
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: strongly weathered, clayey residuum weathered from siltstone, unspecified
  • Landscape: coastal plain
  • Landform: hillslope
  • Geomorphic Component Hills: base slope
  • Hill Slope Profile: footslope
  • Slope Complexity: simple
  • Runoff: high
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: weakly coherent moderate weathered siltstone, unspecified at 140cm
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1993 (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 - intermixed conifers and hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
    • 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

    9

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    A—0 to 5 centimeters (0.0 to 2.0 inches); brown (10YR 4/3) ; 29 percent sand; 60 percent silt; 11 percent clay; weak medium granular structure; very friable; 5.0 medium roots throughout and 5.0 fine roots throughout; fragments; extremely acid, pH 4.1; abrupt smooth boundary. Lab sample # 9323-3-1; moist when described; observed in pit, small
    E—5 to 13 centimeters (2.0 to 5.1 inches); light yellowish brown (10YR 6/4) ; 32 percent sand; 55 percent silt; 13 percent clay; weak coarse subangular blocky structure; very friable; 5.0 medium roots throughout and 5.0 fine roots throughout; 1 percent medium distinct strong brown (7.5YR 5/6) masses of oxidized iron in matrix; fragments; extremely acid, pH 4.3; abrupt smooth boundary. Lab sample # 9323-3-2; moist when described; observed in pit, small
    Bt—13 to 30 centimeters (5.1 to 11.8 inches); red (2.5YR 5/6) ; 3 percent sand; 36 percent silt; 61 percent clay; moderate medium subangular blocky structure; firm; 3.0 medium roots throughout and 3.0 fine roots between peds and 2.0 coarse roots throughout; 5 percent faint clay films on all faces of peds; fragments; extremely acid, pH 4.4; clear wavy boundary. Lab sample # 9323-3-3; moist when described; observed in pit, small. patchy - phpvsfiid 414110; patchy - phpvsfiid 414110
    Btss1—30 to 48 centimeters (11.8 to 18.9 inches); yellowish red (5YR 5/6) ; 1 percent sand; 39 percent silt; 60 percent clay; moderate medium subangular blocky structure; firm; 3.0 medium roots throughout and 3.0 fine roots between peds and 2.0 coarse roots throughout; 5 percent faint clay films on all faces of peds and 50 percent faint slickensides (pedogenic); 15 percent medium distinct red (2.5YR 4/6) masses of oxidized iron in matrix and 30 percent medium distinct light brownish gray (2.5Y 6/2) iron depletions in matrix; 5 percent by volume flat subrounded weakly coherent cemented siltstone, unspecified fragments; extremely acid, pH 4.2; clear wavy boundary. Lab sample # 9323-3-4; moist when described; observed in pit, small. patchy - phpvsfiid 414111; patchy - phpvsfiid 414111
    Btss2—48 to 86 centimeters (18.9 to 33.9 inches); light olive gray (5Y 6/2) ; 1 percent sand; 47 percent silt; 53 percent clay; moderate medium subangular blocky structure; firm; 2.0 medium roots throughout and 2.0 fine roots between peds and 2.0 coarse roots throughout; 5 percent faint clay films on all faces of peds and 50 percent distinct slickensides (pedogenic); 10 percent medium prominent strong brown (7.5YR 5/6) masses of oxidized iron in matrix and 10 percent coarse distinct yellowish brown (10YR 5/6) masses of oxidized iron in matrix; 5 percent by volume flat subrounded weakly coherent cemented siltstone, unspecified fragments; extremely acid, pH 4.2; gradual wavy boundary. Lab sample # 9323-3-5; moist when described; observed in pit, small. patchy - phpvsfiid 414113; patchy - phpvsfiid 414113
    Btss3—86 to 109 centimeters (33.9 to 42.9 inches); light olive gray (5Y 6/2) ; 2 percent sand; 50 percent silt; 48 percent clay; moderate medium subangular blocky structure; firm; 0.5 medium roots between peds and 0.5 fine roots between peds; 5 percent faint clay films on all faces of peds and 50 percent distinct slickensides (pedogenic); 20 percent medium prominent yellowish brown (10YR 5/8) masses of oxidized iron in matrix; 10 percent by volume flat subrounded weakly coherent cemented siltstone, unspecified fragments; extremely acid, pH 4.2; gradual smooth boundary. Lab sample # 9323-3-6; moist when described; observed in pit, small. patchy - phpvsfiid 414115; patchy - phpvsfiid 414115
    BC—109 to 140 centimeters (42.9 to 55.1 inches); light olive gray (5Y 6/2) ; 1 percent sand; 47 percent silt; 51 percent clay; weak coarse subangular blocky structure; firm; 40 percent coarse prominent brownish yellow (10YR 6/8) masses of oxidized iron in matrix; 10 percent by volume flat subangular weakly coherent cemented siltstone, unspecified fragments; extremely acid, pH 4.0; clear wavy boundary. Lab sample # 9323-3-7; moist when described; observed in pit, small
    Cr—140 to 165 centimeters (55.1 to 65.0 inches); light olive gray (5Y 6/2) ; massive; extremely firm; moderate excavation difficulty; 10 percent medium faint masses of oxidized iron along lamina or strata surfaces and 15 percent very coarse prominent yellowish brown (10YR 5/6) masses of oxidized iron in cracks; fragments; extremely acid, pH 3.9. Lab sample # 9323-3-8; observed in pit, small