IDENTIFIERS

  • Current Taxon Name (Soil Name): Hannon
  • OSD
  • Series Extent
  • User Site ID: 91AL087005-pgm
  • User Pedon ID: 91AL087005-pgm
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S91AL-087-5
  • NCSS Pedon Lab Data NASIS Record ID - 24321
  • 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: 32.2777778
  • Std. Longitude: -85.5513889
  • Datum: WGS84
  • Township: 15 N
  • Range: 25 E
  • Section: 34
  • PLSS Details: NE1/4
  • Location Description: Macon County, AL; 1,650 feet west and 2,400 feet south of the northeast corner of sec. 34, T. 15 N., R. 25 E.; USGS Roba, AL topographic quadrangle.
  • State: Alabama
  • County: AL087—Macon
  • MLRA: 135A—Alabama and Mississippi Blackland Prairie
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: AL087—Macon County, Alabama
  • PEDON

  • Current Taxonomic Class: Fine, smectitic, thermic Chromic hapluderts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Hannon
  • PSC - 25 to 100 cm.
  • Classificaton Date - 3/5/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Hannon
  • Classificaton Date - 5/14/1991
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: strongly weathered, clayey marine deposits derived from chalk
  • Landscape: coastal plain
  • Landform: ridge
  • Geomorphic Component Hills: crest
  • Hill Slope Profile: summit
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/14/1991 (actual site observation date)
  • Air Photo ID:
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • 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

    slickensides

    13—94

    —-

    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

    123

    Ap—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 4/3) ; 31 percent sand; 32 percent silt; 37 percent clay; moderate medium subangular blocky structure; friable; 6.0 fine roots; fragments; neutral, pH 6.8; abrupt smooth boundary. Lab sample # 9187-5-1; observed in pit, small
    Btss1—13 to 30 centimeters (5.1 to 11.8 inches); strong brown (7.5YR 4/6) ; 9 percent sand; 20 percent silt; 71 percent clay; moderate coarse subangular blocky, and strong fine angular blocky structure; firm, moderately sticky, very plastic; 6.0 fine roots; 20 percent faint slickensides (pedogenic) and 50 percent pressure faces; 1 percent fine faint yellowish red (5YR 5/6) masses of oxidized iron; fragments; strongly acid, pH 5.5; clear wavy boundary. Lab sample # 9187-5-2; observed in pit, small
    Btss2—30 to 48 centimeters (11.8 to 18.9 inches); light olive brown (2.5Y 5/6) ; 11 percent sand; 17 percent silt; 73 percent clay; moderate coarse subangular blocky, and strong medium angular blocky structure; firm, moderately sticky, very plastic; 1.0 fine roots between peds; 40 percent distinct slickensides (pedogenic) and 50 percent pressure faces; 1 percent fine distinct yellowish red (5YR 5/6) masses of oxidized iron and 1 percent fine faint grayish brown (10YR 5/2) iron depletions; fragments; slightly acid, pH 6.2; clear wavy boundary. Lab sample # 9187-5-3; observed in pit, small
    Bkss—48 to 94 centimeters (18.9 to 37.0 inches); variegated 60 percent light olive brown (2.5Y 5/6) and 40 percent light brownish gray (2.5Y 6/2) ; 21 percent sand; 42 percent silt; 37 percent clay; moderate coarse subangular blocky, and strong medium angular blocky structure; firm, moderately sticky, very plastic; 1.0 fine roots between peds; 50 percent prominent slickensides (pedogenic); 25 percent medium spherical noncoherent cemented carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.1; clear wavy boundary. Lab sample # 9187-5-4; observed in pit, small
    BC—94 to 124 centimeters (37.0 to 48.8 inches); variegated 50 percent olive yellow (2.5Y 6/6) and 30 percent light brownish gray (2.5Y 6/2) and 20 percent light olive brown (2.5Y 5/4) ; 34 percent sand; 39 percent silt; 28 percent clay; weak medium platy structure; friable, slightly sticky, slightly plastic; 0.5 fine roots between peds; 20 percent spherical noncoherent cemented carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.4; clear wavy boundary. Lab sample # 9187-5-5; observed in pit, small
    C—124 to 203 centimeters (48.8 to 79.9 inches); variegated 40 percent light olive brown (2.5Y 5/6) and 30 percent light olive brown (2.5Y 5/4) and 30 percent light brownish gray (2.5Y 6/2) stratified ; 41 percent sand; 30 percent silt; 29 percent clay; moderate medium platy structure; friable; 20 percent spherical noncoherent cemented carbonate masses; fragments; violent effervescence; moderately alkaline, pH 8.3. Lab sample # 9187-5-6; observed in pit, small