IDENTIFIERS

  • Current Taxon Name (Soil Name): Hannon
  • OSD
  • Series Extent
  • User Site ID: 91AL087006-pgm
  • User Pedon ID: 91AL087006-pgm
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S91AL-087-6
  • NCSS Pedon Lab Data NASIS Record ID - 24322
  • 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: 32.2777778
  • Std. Longitude: -85.5513889
  • Datum: WGS84
  • Township: 15 N
  • Range: 25 E
  • Section: 33
  • PLSS Details: NE1/4
  • Location Description: About 0.5 mile west of Hannon on CR 2, Macon County, AL; 1,400 feet south and 600 feet west of the northeast corner of sec. 33, 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 Chromic hapluderts
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • 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

    41—150

    —-
    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

    3

    —

    —

    130

    —

    —

    —

    —

    —

    —

    —

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark brown (10YR 3/3) ; 30 percent sand; 35 percent silt; 35 percent clay; moderate medium subangular blocky structure; friable; 6.0 fine roots; fragments; neutral, pH 7.0; abrupt smooth boundary. Lab sample # 9187-6-1; observed in pit, small
    Bt—18 to 41 centimeters (7.1 to 16.1 inches); yellowish red (5YR 4/6) ; 12 percent sand; 21 percent silt; 67 percent clay; weak coarse prismatic, and strong medium angular blocky structure; firm, moderately sticky, very plastic; 6.0 fine roots; 50 percent pressure faces; 1 percent medium distinct light olive brown (2.5Y 5/4) masses of oxidized iron in matrix; 10 percent dark brown (10YR 3/3) worm casts and 10 percent fine mica flakes, unspecified; fragments; moderately acid, pH 6.0; clear wavy boundary. Lab sample # 9187-6-2; observed in pit, small
    Bss1—41 to 53 centimeters (16.1 to 20.9 inches); light olive brown (2.5Y 5/6) ; 9 percent sand; 20 percent silt; 71 percent clay; weak coarse angular blocky, and strong medium angular blocky structure; firm, moderately sticky, very plastic; 4.0 fine roots; 30 percent prominent slickensides (pedogenic) and 50 percent pressure faces; 1 percent medium distinct yellowish red (5YR 4/6) masses of oxidized iron in matrix and 1 percent medium distinct light brownish gray (10YR 6/2) iron depletions in matrix; 10 percent fine mica flakes, unspecified; fragments; moderately acid, pH 5.8; clear wavy boundary. Lab sample # 9187-6-3; observed in pit, small
    Bss2—53 to 66 centimeters (20.9 to 26.0 inches); yellowish brown (10YR 5/4) ; 9 percent sand; 21 percent silt; 70 percent clay; moderate coarse angular blocky, and strong medium angular blocky structure; firm, moderately sticky, very plastic; 4.0 fine roots between peds; 40 percent prominent slickensides (pedogenic) and 50 percent pressure faces; 1 percent medium distinct light brownish gray (2.5Y 6/2) iron depletions on slickensides and 10 percent medium distinct yellowish red (5YR 4/6) masses of oxidized iron in matrix; 10 percent fine mica flakes, unspecified; fragments; neutral, pH 7.2; clear wavy boundary. Lab sample # 9187-6-4; observed in pit, small
    Bkss1—66 to 102 centimeters (26.0 to 40.2 inches); light olive brown (2.5Y 5/4) interior and grayish brown (2.5Y 5/2) exterior ; 12 percent sand; 45 percent silt; 43 percent clay; moderate coarse angular blocky, and strong medium angular blocky structure; firm, moderately sticky, very plastic; 0.5 fine roots between peds; 40 percent prominent slickensides (pedogenic); 10 percent fine mica flakes, unspecified and 25 percent medium spherical very weakly coherent cemented carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.1; clear wavy boundary. Lab sample # 9187-6-5; observed in pit, small
    Bkss2—102 to 150 centimeters (40.2 to 59.1 inches); light olive brown (2.5Y 5/6) interior and light olive gray (5Y 6/2) exterior ; 10 percent sand; 38 percent silt; 52 percent clay; moderate coarse angular blocky, and strong medium angular blocky structure; firm, moderately sticky, very plastic; 40 percent prominent slickensides (pedogenic); 1 percent fine black (10YR 2/1) manganese coatings on faces of peds and 10 percent medium distinct olive yellow (2.5Y 6/6) masses of oxidized iron on faces of peds; 15 percent fine mica flakes, unspecified and 25 percent medium spherical very weakly coherent cemented carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.0; clear wavy boundary. Lab sample # 9187-6-6; observed in pit, small
    BC—150 to 193 centimeters (59.1 to 76.0 inches); 35 percent pale olive (5Y 6/3) and 30 percent light olive brown (2.5Y 5/6) and 25 percent light olive gray (5Y 6/2) ; 37 percent sand; 31 percent silt; 32 percent clay; moderate medium platy, and moderate medium angular blocky structure; firm, slightly sticky, moderately plastic; 1 percent fine black (10YR 2/1) manganese coatings on faces of peds; 25 percent fine mica flakes, unspecified and 25 percent medium spherical very weakly coherent cemented carbonate masses; fragments; violent effervescence; moderately alkaline, pH 8.1; clear wavy boundary. Lab sample # 9187-6-7; observed in pit, small
    2C—193 to 203 centimeters (76.0 to 79.9 inches); light olive gray (5Y 6/2) and olive (5Y 5/6) and olive (5Y 5/4) stratified ; 25 percent sand; 35 percent silt; 41 percent clay; weak medium platy structure; firm, slightly sticky, moderately plastic; 30 percent fine mica flakes, unspecified and 30 percent medium spherical very weakly coherent cemented carbonate masses; fragments; violent effervescence; moderately alkaline, pH 8.2. Lab sample # 9187-6-8; observed in pit, small