IDENTIFIERS

  • Current Taxon Name (Soil Name): Alazan
  • OSD
  • Series Extent
  • User Site ID: 93TX455001
  • User Pedon ID: S93TX455001
  • Vegetation Plot ID: 93TX455001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - TAMU
  • Lab Pedon # - S93TX455001
  • NCSS Pedon Lab Data NASIS Record ID - 45504
  • Print Date: 11/21/2024

    • LOCATION

  • Map Unit: AaB—Alazan very fine sandy loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Texas
  • County: TX455—Trinity
  • MLRA: 133B—Western Coastal Plain
  • Non-MLRA Soil Survey Area: TX455—Trinity County, Texas

    • PEDON

  • Describers Name: Levi Steptoe, Lynn Gray, Joe Castille.
  • Current Taxonomic Class: Fine-loamy, siliceous, semiactive, thermic Aquic Glossudalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, brief description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Alazan
  • PSC - 33 to 83 cm.
  • Classificaton Date - 9/28/1993
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Alazan
  • Taxonomic Class - Fine-loamy, siliceous, semiactive, thermic Aquic Glossudalfs
  • Taxon Kind - series
  • PSC - 33 to 83 cm.
  • Classificaton Date - 9/28/1993
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3


    • SITE

  • Landscape: coastal plain
  • Landform: stream terrace
  • Runoff: low
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/28/1993 (actual site observation date)
  • Air Photo ID: AS-9C
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    PITA

    Pinus taeda

    loblolly pine

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    glossic horizon

    albic horizon

    argillic horizon

    aquic conditions

    0—33

    33—57

    33—57

    33—200

    33—168

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    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

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    A—0 to 15 centimeters (0.0 to 5.9 inches); fragments; 15 percent krotovinas (volume percent); clear smooth boundary. Lab sample # TAMU4800
    E—15 to 33 centimeters (5.9 to 13.0 inches); fragments. Lab sample # TAMU4801
    E/Bt—33 to 57 centimeters (13.0 to 22.4 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; very fine sandy loam; weak fine subangular blocky structure; slightly hard, very friable; 15.0 fine to coarse roots throughout; fragments.
    Bt/E1—57 to 92 centimeters (22.4 to 36.2 inches); fragments.
    Bt/E2—92 to 120 centimeters (36.2 to 47.2 inches); fragments.
    Bt/E3—120 to 168 centimeters (47.2 to 66.1 inches); fragments. Lab sample # TAMU4805
    Bt—168 to 200 centimeters (66.1 to 78.7 inches); fragments. Lab sample # TAMU4806