IDENTIFIERS

  • Current Taxon Name (Soil Name): Smithton
  • OSD
  • Series Extent
  • User Site ID: S1972AL097003
  • User Pedon ID: S1972AL097003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - AU
  • Lab Pedon # - S72AL-097-3
  • NCSS Pedon Lab Data NASIS Record ID - 24354
  • User Project ID: 2018LOX019
  • Project Name: SDJR - MLRA 133A - Daleville and Smithton soils, 0 to 1 percent slopes, occasionally flooded
  • Print Date: 11/13/2024

    • 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: 31.1180556
  • Std. Longitude: -88.1900000
  • Datum: WGS84
  • Township: 2 N
  • Range: 2 W
  • Section: 21
  • PLSS Details: NE1/4, NW1/4, SW1/4, SW1/4
  • Location Description: Mobile County, AL; north of Mt. Vernon on Citronelle Hwy.; 100 feet southwest of woods road; photo CPU-1HH-142.
  • Country: US—United States
  • State: Alabama
  • County: AL097—Mobile
  • MLRA: 133A—Southern Coastal Plain
  • Regional Office: 7—Auburn, AL
  • MLRA Soil Survey Area: SE-LOX—Loxley, Alabama
  • Non-MLRA Soil Survey Area: AL097—Mobile County, Alabama

    • PEDON

  • Describers Name: Glen L. Hickman
  • Current Taxonomic Class: Coarse-loamy, siliceous, semiactive, thermic Typic Paleaquults
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Smithton
  • PSC - 66 to 116 cm.
  • Classificaton Date - 3/3/2009
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Smithton
  • Classificaton Date - 7/18/1972
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QA Status: level 3


    • SITE

  • Parent Material: strongly weathered, coarse-loamy fluviomarine deposits derived from sedimentary, unspecified
  • Landform: marine terrace
  • Geomorphic Component Terraces: tread
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: yes

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/18/1972 (actual site observation date)
  • Data Collector: Glen L. Hickman
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—66

    66—203

    —66—

    —137—
    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

    100

    100

    57

    —

    90

    1616

    —

    250

    18.5

    29

    10

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 18 centimeters (0.0 to 7.1 inches); dark gray (10YR 4/1) fine sandy loam; 49 percent sand; 46 percent silt; 6 percent clay; weak fine granular structure; friable; 10 percent medium distinct dark yellowish brown (10YR 4/4) masses of oxidized iron on surfaces along root channels; fragments; very strongly acid, pH 4.7; clear wavy boundary. Lab sample # 7297-3-1
    Eg—18 to 43 centimeters (7.1 to 16.9 inches); gray (10YR 5/1) fine sandy loam; 52 percent sand; 42 percent silt; 7 percent clay; weak coarse subangular blocky structure; friable; 1 percent medium distinct brownish yellow (10YR 6/6) masses of oxidized iron and 10 percent medium distinct brown (7.5YR 5/4) masses of oxidized iron; fragments; very strongly acid, pH 4.8; clear wavy boundary. Lab sample # 7297-3-2
    BEg—43 to 66 centimeters (16.9 to 26.0 inches); gray (10YR 6/1) fine sandy loam; 56 percent sand; 37 percent silt; 7 percent clay; weak coarse subangular blocky structure; friable; 1 percent fine prominent yellowish red (5YR 5/6) masses of oxidized iron and 5 percent medium faint pale brown (10YR 6/3) masses of oxidized iron and 10 percent medium prominent strong brown (7.5YR 5/8) masses of oxidized iron; fragments; very strongly acid, pH 4.7; gradual wavy boundary. Lab sample # 7297-3-3
    Btg1—66 to 119 centimeters (26.0 to 46.9 inches); N 6/1 (N 6/1) loam; 48 percent sand; 43 percent silt; 10 percent clay; weak medium subangular blocky structure; friable; 10 percent faint clay films on surfaces along root channels; 1 percent medium faint light yellowish brown (2.5Y 6/4) masses of oxidized iron and 5 percent irregular light brownish gray (10YR 6/2) clay depletions and 30 percent medium prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; very strongly acid, pH 4.8; gradual wavy boundary. Lab sample # 7297-3-4. patchy - phpvsfiid 434352; patchy - phpvsfiid 434352
    Btg2—119 to 203 centimeters (46.9 to 79.9 inches); light gray (10YR 7/1) silt loam; 35 percent sand; 55 percent silt; 10 percent clay; weak coarse subangular blocky structure; friable; 10 percent faint clay films on surfaces along pores; 10 percent fine prominent yellowish red (5YR 5/6) and strong brown (7.5YR 5/6) and yellowish brown (10YR 5/6) masses of oxidized iron; fragments; very strongly acid, pH 4.7. Lab sample # 7297-3-5. patchy - phpvsfiid 434353; patchy - phpvsfiid 434353